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Ricoh Company Ltd
Ricoh Company Ltd Toyko
Ricoh Company Ltd Tokyo Japan
Ricoh Company Ltd Manufacturing N v
Ricoh Company Ltd_20100107
Ricoh Company Ltd_20100114
Ricoh Company Ltd_20131212
Ricoh Company Ltd_20100128
Ricoh Company Ltd_20100121

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Ricoh Company Ltd patents


      
Recent patent applications related to Ricoh Company Ltd. Ricoh Company Ltd is listed as an Agent/Assignee. Note: Ricoh Company Ltd may have other listings under different names/spellings. We're not affiliated with Ricoh Company Ltd, we're just tracking patents.

ARCHIVE: New 2014 2013 2012 2011 2010 2009 | Company Directory "R" | Ricoh Company Ltd-related inventors



Ricoh

Light emitting device and image forming apparatus

Search recent Press Releases: Ricoh Company Ltd-related press releases
Count Application # Date Ricoh Company Ltd patents (updated weekly) - BOOKMARK this page
12014036630712/18/14 new patent  Dry cleaning device
22014036904612/18/14 new patent  Light emitting device and image forming apparatus
32014036991712/18/14 new patent  Method for producing n-type group iii nitride single crystal, n-type group iii nitride single crystal, and crystal substrate
42014037135912/18/14 new patent  Recycled resin composition
52014036215812/11/14Recording medium and image recording set
62014036235212/11/14Image projection apparatus
72014036239312/11/14Image forming apparatus, image forming apparatus control method, and recording medium storing image forming apparatus control program
82014036239512/11/14Image processing apparatus and method
92014036239812/11/14Mechanism for tracking print job segments
102014036240412/11/14Data management system, data management method, and data management apparatus
112014036318412/11/14Image forming apparatus and image forming method
122014036427712/11/14Transmission device, driving assembly including the transmission device, and image forming apparatus including the driving assembly
132014036429512/11/14Sheet processing apparatus, image forming system, and sheet conveying method
142014036558712/11/14Information processing system, information processing apparatus and information processing method
152014036610412/11/14Information processing system, information processing method, and information processing apparatus
162014035336512/04/14Packing unit
172014035364812/04/14P-type oxide, composition for producing p-type oxide, method for producing p-type oxide, semiconductor element, display element, image display device, and system
182014035436612/04/14Surface emitting laser element and atomic oscillator
192014035436712/04/14Surface-emitting laser element, method for manufacturing a surface-emitting laser element, and atomic oscillator
202014035475712/04/14Optical writing device and image forming apparatus
212014035502612/04/14Output control device and output control method
222014035602112/04/14Image forming apparatus
232014035602712/04/14Drive transmission device and image forming apparatus including same
242014035603012/04/14Developing device and image forming apparatus and process cartridge incorporating same
252014035603112/04/14Roller, developing roller, developing device, process cartridge, and image forming apparatus
262014035603812/04/14Fixing device and image forming apparatus including same
272014035604212/04/14Image forming apparatus and process cartridge
282014035644112/04/14Core-shell type particles and method for producing the same
292014035868112/04/14Content provision system and distribution control method
302014035970712/04/14Protecting end point devices
312014034855011/27/14Toner housing container and image forming apparatus
322014034769211/27/14Data processing system and method of data processing
332014034771111/27/14Image scanner and image forming apparatus incorporating same
342014034854511/27/14Toner housing container and image forming apparatus
352014034854611/27/14Toner housing container and image forming apparatus
362014034855211/27/14Replenishing developer housing container and image forming apparatus
372014034856311/27/14Sheet conveying apparatus, image forming apparatus, sheet conveying distance calculation apparatus and sheet length calculation apparatus
382014035106311/27/14Marketing campaign development and management
392014035194511/27/14Information processing system, information processing apparatus, and recording medium storing license management program
402014033919211/20/14Fabricating three-dimensional object
412014034012111/20/14Phase-detector circuit and clock-data recovery circuit
422014034044311/20/14Image formation apparatus
432014034064911/20/14Lighting device, projector including the same, and lighting method
442014034069611/20/14Image forming apparatus
452014034124311/20/14Semiconductor laser drive apparatus and image forming apparatus
462014034160111/20/14Information processing apparatus, information processing system, and display method
472014034161311/20/14Gear transmission device and image forming apparatus including the same
482014034161811/20/14Powder feeding device and image forming apparatus
492014034162911/20/14Cleaning blade, image forming apparatus, and process cartridge
502014034472011/20/14Information processing apparatus, information processing system, and information display method
512014033320911/13/14Intelligent illumination control method, apparatus, and system
522014033392711/13/14Spectral characteristic acquisition device, image evaluation device, and image formation apparatus
532014033394811/13/14Cooperative processing system and cooperative processing method
542014033395011/13/14Electronic device, information processing system, information managing apparatus, information processing method, and information processing program
552014033396311/13/14Service providing system and a method of providing service
562014033484711/13/14Transfer device and image forming apparatus incorporating same
572014033603111/13/14Sheet processing apparatus and image forming system
582014033719011/13/14Purchase order matching
592014033734511/13/14System for processing data received from various data sources
602014033744511/13/14System, method, and apparatus for data processing
612014033792811/13/14Information processing device, information management method, and information processing system
622014033800511/13/14Information processing apparatus, system management method, and recording medium
632014032742111/06/14Switching regulator and method for controlling the switching regulator
642014032792211/06/14Apparatus, use limiting method, and storage medium
652014031975910/30/14Sheet feeding device and image forming apparatus incorporating same
662014032188810/30/14Developing roller, developing device, process cartridge, and image forming apparatus
672014032519910/30/14Information processing system, information processing apparatus and start up control method
682014032552610/30/14Information processing system, information processing method, and recording medium storing information processing program
692014031255710/23/14Sheet feeder and image forming apparatus incorporating same
702014031256210/23/14Sheet conveying apparatus and image forming apparatus
712014031256310/23/14Medium conveying apparatus, image forming apparatus, medium conveying system, and medium conveying method
722014031281910/23/14Drive unit, image forming apparatus incorporating same, peripherals incorporating same, and control method therefor
732014031296710/23/14Chopper amplifier
742014031324810/23/14Ink jet recording apparatus and control method
752014031327110/23/14Sheet-supply device and image forming apparatus incorporating same
762014031327410/23/14Information processing apparatus, information processing method, information processing system, computer program and computer-readable medium
772014031353810/23/14Apparatus, system, and method of inspecting image, and recording medium storing image inspection control program
782014031354310/23/14Device management apparatus, information processing system, and information processing method
792014031442910/23/14Image forming apparatus, image forming apparatus control method, and recording medium storing image forming apparatus control program
802014031444010/23/14Image forming apparatus
812014031623810/23/14Use of plenoptic otoscope data for aiding medical diagnosis
822014030514210/16/14Reaction material formed body and heat storage and release unit
832014030592510/16/14Fixing device and image forming apparatus incorporating same
842014030653510/16/14Electronic apparatus and image forming apparatus
852014030663310/16/14Motor control device, image forming apparatus, and motor control method
862014030663510/16/14Motor control device, image forming apparatus, and motor control method
872014030681010/16/14Passive rf devices that communicate using a wireless network protocol
882014030703910/16/14Recording medium and image recording set
892014030727710/16/14Print control system, print control method, and computer program pruduct
902014030727810/16/14Electronic device, image forming apparatus, and control method
912014031071610/16/14Communication control method and recording
922014030052210/09/14Coil antenna, coil antenna-mounted structure, coil antenna manufacturing method, coil antenna-mounted structure manufacturing method
932014029987710/09/14Coating liquid for forming metal oxide thin film, metal oxide thin film, field-effect transistor, and method for manufacturing field-effect transistor
942014030092110/09/14Image forming apparatus and power supply control system
952014030174710/09/14Development device, process cartridge, image forming apparatus incorporating same, and developer amount adjustment method therefor
962014030385310/09/14Image pickup unit and vehicle in which image pickup unit is mounted
972014030431910/09/14Approach for providing service workflows through devices
982014029073910/02/14Thin-film solar battery and method of making same
992014029331210/02/14Information processing apparatus, print control program and print system
1002014029332510/02/14Click-to-print system, apparatus and method
1012014029345710/02/14Imaging lens system and imaging system including the same
1022014029440610/02/14Image forming apparatus and method of handling a sheet conveyance error therein
1032014029445510/02/14Grinding roller, fixing device, and image forming apparatus
1042014029445610/02/14Fixing device, image forming apparatus, and fixing method
1052014028555409/25/14Image forming apparatus and head drive control method
1062014028666909/25/14Image forming apparatus, image forming apparatus control method, and storage medium storing image forming apparatus control program
1072014028668409/25/14Fixing device and image forming apparatus
1082014028981709/25/14Image display apparatus, image display system, and image display method
1092014026115709/18/14Method for producing group 13 nitride crystal and apparatus for producing the same
1102014026242909/18/14Multiple-conductor flat cable
1112014026376809/18/14Mechanical grinding mill, toner manufacturing device and toner manufacturing method
1122014026418409/18/14Solution, organic semiconductor material, organic semiconductor film, electronic device and electronic equipment
1132014026599309/18/14Motor control apparatus, motor control system and image forming apparatus
1142014026748609/18/14Image forming apparatus and method capable of weakening electric field formed under printing head
1152014026749709/18/14Liquid ejection head and image forming apparatus incorporating same
1162014026749909/18/14Droplet discharging head and image forming apparatus
1172014026750609/18/14Actuator element, liquid drop discharge head, liquid drop discharge apparatus and image forming apparatus
1182014026750909/18/14Piezoelectric thin film element, inkjet recording head, and inkjet image-forming apparatus
1192014026751609/18/14Inkjet recording ink and ink cartridge using the ink, inkjet recording apparatus, inkjet recording method and ink recording matter
1202014026752009/18/14Method of forming image and ink jet recording apparatus
1212014026753809/18/14Image forming apparatus
1222014026780809/18/14Video transmission apparatus
1232014026806809/18/14Light source unit, lighting apparatus and image projection apparatus
1242014026807209/18/14Light source unit, lighting apparatus and image projection apparatus
1252014026815109/18/14Optical sensor and image forming device incorporating the same
1262014026819509/18/14Japanese hyphenation processing program, apparatus, method, and printing system
1272014026820609/18/14Print system, print job creating device, print job creating method, and recording medium
1282014026820809/18/14Data processing apparatus, controlling method and data processing system
1292014026823709/18/14Client apparatus, printing system, and display method
1302014026825409/18/14Light irradiation system, image scanning apparatus, and image forming apparatus
1312014026825609/18/14Image reading device and vertical stripe determination method
1322014026828409/18/14Electrochromic display element and display device
1332014026848109/18/14Complex oxide, thin-film capacitive element, liquid droplet discharge head, and method of producing complex oxide
1342014027082009/18/14Fixing device and image forming apparatus
1352014027082309/18/14Electrophotographic fixing device, fixing rotary member, image forming apparatus, and fixing method
1362014027082409/18/14Fixing device and image forming apparatus
1372014027083209/18/14Fixing device, image forming apparatus, and fixing method
1382014027083309/18/14Fixing device, image forming apparatus, and fixing method
1392014027083509/18/14Fixing control device, fixing control method, and image forming apparatus
1402014027084709/18/14Charger positioning adjuster and image forming apparatus incorporating same
1412014027085109/18/14Gear transmission device, process unit including the gear transmission device, and image forming apparatus including same
1422014027086509/18/14Fixing device and image forming apparatus
1432014027087209/18/14Fixing device and image forming apparatus
1442014027087309/18/14Fixing device and image forming apparatus
1452014027087509/18/14Pressure adjuster, fixing device, and image forming apparatus
1462014027087609/18/14Fixing member, fixing device, and image forming apparatus
1472014027088109/18/14Lubricant supply device, process unit, image forming apparatus, and process unit manufacturing method
1482014027143909/18/14Group 13 nitride crystal and method for production of group 13 nitride crystal
1492014027216009/18/14Slot curtain coating apparatus and slot curtain coating method
1502014027217709/18/14Dispersing agent, a method for manufacturing a dispersing agent, an ink, and a method for forming an electrically conductive pattern
1512014027232709/18/14Ink for inkjet, ink cartridge using the ink, inkjet recorder and ink recorded matter
1522014027386409/18/14Input/output system, input/output method, and mobile terminal
1532014027417809/18/14Communication system, transmission apparatus, reception apparatus, and communication method
1542014027539709/18/14Reclaimed resin composition, molding, image forming apparatus, and method for producing reclaimed resin composition
1552014027540109/18/14Inkjet recording ink and ink cartridge using the ink, inkjet recording apparatus, inkjet recording method and ink recorded matter
1562014027926409/18/14Information processing system and information processing method
1572014028040109/18/14Data format conversion system, information administration system, information system, data format conversion method, control method of information system, program of these methods, and recording medium storing the program
1582014028044509/18/14Process flow definition creating system, process flow definition creating device, and a method of creating process flow definition
1592014028077409/18/14Information system, file server, and file server control method
1602014028103309/18/14Information processing apparatus, relay method, and computer-readable storage medium
1612014028191409/18/14Information processing system, information processing device, and information processing method
1622014028249009/18/14Information processing system, information processing apparatus, and recording medium storing information processing program
1632014028299109/18/14Information processing system, information processing apparatus and information processing method
1642014026510609/18/14Image forming apparatus
1652014026748709/18/14Image forming apparatus
1662014025104709/11/14Drive transmission unit and image forming apparatus including same
1672014025232809/11/14Organic el lighting emitting device, method of manufacturing the same, and organic el light source device
1682014025234409/11/14P-type oxide composition, and method for producing p-type oxide composition
1692014025361809/11/14Inkjet recording method, inkjet recording device, and recorded material
1702014025362009/11/14Image recording apparatus, image recording method, and recording medium storing a program for recording image
1712014025362309/11/14Image forming apparatus
1722014025362609/11/14Image forming apparatus
1732014025363109/11/14Pre-treatment liquid and image forming method
1742014025364809/11/14Liquid discharge head and image forming apparatus
1752014025365109/11/14Image forming apparatus, image forming system, image forming method and printing method of printed matter
1762014025365509/11/14Image forming apparatus and image forming method
1772014025365709/11/14Exposure device and image forming apparatus
1782014025393009/11/14Image forming device, density correction method, and non-transistory computer readable storage medium storing program
1792014025393309/11/14Metadata support in a distributed scan system
1802014025393909/11/14System, method, and terminal device for providing service
1812014025394209/11/14Device management in a distributed scan system
1822014025394709/11/14Transmission control system, transmission control method, and information processing device
1832014025397309/11/14Information processing apparatus, printing system, and printing method
1842014025399509/11/14Injection mold, optical component, optical scanning device, and image forming apparatus
1852014025479509/11/14Rights management in a distributed scan system
1862014025487209/11/14Object detection apparatus, vehicle-mounted device control system and storage medium of program of object detection
1872014025506309/11/14Belt controller, image forming apparatus, image forming method, and recording medium storing image forming control program
1882014025506409/11/14Fixing device and image forming apparatus incorporating same
1892014025805809/11/14Cost management system, cost management apparatus, and cost management method
1902014025805909/11/14Information processing system, information processing apparatus, method of controlling an information processing apparatus, and program
1912014025821409/11/14Information processing system, information registration method, and conference apparatus
1922014025833409/11/14Information processing apparatus, information processing system and information processing method
1932014025850009/11/14Delegate access in a distributed scan system
1942014025891509/11/14Systems, apparatuses and methods configured for document cabinet creation
1952014025891309/11/14Image processing system, image processing control method, and recording medium storing image processing control program
1962014024731709/04/14Clock signal generating circuit, image forming apparatus, and clock signal generating method of clock signal generating circuit
1972014024746209/04/14Image forming apparatus and method of controlling the same
1982014024746309/04/14Image processing apparatus, image processing system, image processing method, and computer-readable storage medium
1992014024768709/04/14Fluid stirrer, method of stirring fluid and method of preparing toner
2002014024786209/04/14Sending and receiving system, method of sending and receiving, and receiving apparatus
2012014024806609/04/14Cover open/close mechanism and image forming apparatus incorporating same
2022014024806909/04/14Image forming apparatus, and method of producing belt member used in the apparatus
2032014024807009/04/14Intermediate transfer belt and method of preparing the same, and image forming apparatus
2042014024807209/04/14Fixing device and image forming apparatus
2052014024925509/04/14Flame retardant resin composition and molded product
2062014025044409/04/14Information processing system, device and information processing method
2072014023778708/28/14Head attachment/detachment jig, and head replacement jig
2082014023915808/28/14Photoelectric converter, photoelectric converter array and imaging device
2092014023957508/28/14Liquid ejection head and image forming apparatus including same
2102014023957808/28/14Sheet discharging device and image forming apparatus incorporating same
2112014024034008/28/14Color profile generating apparatus, image processing apparatus, image processing system, method of generating color profile, and recording medium storing a program for generating color profile
2122014024038408/28/14Image forming apparatus and method of driving and controlling head
2132014024067908/28/14Light source unit and image projection apparatus including light source unit
2142014024068008/28/14Light source unit and image projection apparatus including light source unit
2152014024073908/28/14Apparatus, system and method for providing print manager service
2162014024076508/28/14Job performing control system, job performing system and job performing control method
2172014024120708/28/14Discovering network node
2182014024174208/28/14Sensor and image-forming apparatus
2192014024177008/28/14Fixing member, fixing device, and image forming apparatus
2202014024235208/28/14Inkjet ink, ink storage container, inkjet recording device, and recorded matter
2212014024346508/28/14Resin composition, seamless belt, and image forming apparatus
2222014024445008/28/14Information processing apparatus, information managing method and program
2232014024472008/28/14Electronic information collaboration system
2242014024517308/28/14Electronic information collaboration system
2252014024518508/28/14Electronic information collaboration system
2262014023169808/21/14Reaction material and chemical heat pump
2272014023252908/21/14Information processing apparatus, information management method, and information management program
2282014023278008/21/14Paper basis weight sensing device and method, and image forming apparatus incorporating same
2292014023279608/21/14Liquid ejection head and image forming apparatus including same
2302014023305708/21/14Control system for forming and outputting image, control apparatus for forming and outputting image, and recording medium storing a control program for forming and outputting image
2312014023306408/21/14Image forming device, log recording method, and computer-readable recording medium
2322014023307708/21/14Light irradiation system, image scanning apparatus, and image forming apparatus
2332014023397208/21/14Image forming apparatus
2342014023397908/21/14Image forming apparatus
2352014023399808/21/14Image forming apparatus and process cartridge
2362014023399908/21/14Control system for forming image, image forming apparatus, image forming apparatus control method, and recording medium storing image forming apparatus control program
2372014023455808/21/14Thermosensitive recording label
2382014023675508/21/14Creating and manufacturing documents that initially exceed equipment finishing capacity
2392014023727008/21/14Power supply control apparatus, power supply control system and power supply control method
2402014022567808/14/14Atomic oscillator, method of detecting coherent population trapping resonance and magnetic sensor
2412014022581008/14/14Screen sharing system, screen sharing method, and storage medium
2422014022594908/14/14Image forming apparatus and method of driving and controlling head
2432014022618508/14/14Image processing apparatus
2442014022618708/14/14Dither matrix generating method, image processing device, and non-transitory computer readable storage medium storing program
2452014022700008/14/14Image forming apparatus
2462014022931208/14/14Auction item listing generation
2472014022992708/14/14Integration and management apparatus, integration and management system and computer readable information recording medium
2482014021664308/07/14Laminate compaction using magnetic force
2492014021834408/07/14Pen-type input device and electronic information board system


ARCHIVE: New 2014 2013 2012 2011 2010 2009



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