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Rohm Co Ltd
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Rohm Co Ltd patents

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

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "R" | Rohm Co Ltd-related inventors




Date Rohm Co Ltd patents (updated weekly) - BOOKMARK this page
05/25/17 new patent  Semiconductor device and making semiconductor device
05/25/17 new patent  Semiconductor device with surface insulating film
05/25/17 new patent  Wireless power receiving apparatus
05/18/17Touch type input device and electronic device
05/18/17Ac/dc converter and driving circuit
05/11/17Solid electrolytic condenser and manufacturing the same
05/11/17Semiconductor device with voltage resistant structure
05/11/17Semiconductor device and manufacturing method thereof
05/11/17Step-down dc/dc converter
05/04/17Thermal print head and thermal printer
05/04/17Limiting-current type gas sensor and fabrication the same, and sensor network system
05/04/17Chip component and production method therefor
05/04/17Chip resistor and producing the same
05/04/17Electronic component
05/04/17Semiconductor device
05/04/17Charger circuit
04/27/17Sensor system
04/27/17Step-down dc/dc converter
04/20/17Device using a piezoelectric element and manufacturing the same
04/20/17Semiconductor integrated circuit, timing controller, and display device
04/20/17Semiconductor device and semiconductor integrated circuit using the same
04/20/17Semiconductor device
04/20/17Trench-type insulated gate semiconductor device including an emitter trench and an overlapped floating region
04/20/17Chopper stabilized amplifier
04/20/17Audio circuit
04/13/17Apparatus for driving light emitting device
04/13/17Nitride semiconductor device and manufacturing method thereof
04/13/17Nitride semiconductor device and manufacturing method thereof
04/13/17Nitride semiconductor device and manufacturing the same
04/13/17Method for producing optical semiconductor device and optical semiconductor device
04/13/17Wireless power transmitter, control circuit and control method thereof, and charger
04/06/17Semiconductor device
04/06/17Led module and manufacturing the same
04/06/17Sic epitaxial wafer, manufacturing apparatus of a sic epitaxial wafer, fabrication a sic epitaxial wafer, and semiconductor device
04/06/17Light-emitting element, light-emitting element unit, and light-emitting element package
03/30/17Correction arithmetic circuit and a signal processor
03/30/17Design supporting apparatus of semiconductor integrated circuit, countermeasure electromagnetic interference of semiconductor integrated circuit, and recording medium
03/30/17Power module and fabrication the same
03/30/17Semiconductor light-emitting device
03/30/17Led illuminator and making the same
03/30/17Method for producing a semiconductor power device (dmos) including gate electrode formed over a gate insulation film having sio2 portions and a high-k portion therebetween
03/30/17Semiconductor device having trench gate structure and manufacturing the semiconductor device
03/30/17Bidirectional zener diode and manufacturing the same
03/30/17Semiconductor light-emitting element
03/30/17Semiconductor device
03/30/17Wireless power transmitter, control circuit thereof, charger, and calibration foreign object detection by power loss method
03/23/17Semiconductor device and production method therefor
03/23/17Semiconductor device and manufacturing the same
03/23/17Led package
03/23/17Led module
03/16/17Chip component and producing the same
03/16/17Semiconductor device and inverter including the semiconductor device
03/16/17Semiconductor device and semiconductor device manufacturing method
03/09/17Semiconductor device and manufacturing semiconductor device
03/09/17Dc/dc converter and switching power supply
03/02/17Semiconductor device
03/02/17Method for manufacturing wire bonding structure, wire bonding structure, and electronic device
03/02/17Semiconductor device and manufacturing the same
03/02/17Device using a piezoelectric element and manufacturing the same
03/02/17Magneto-electric transducer and manufacturing the same
03/02/17Overcurrent protective device, electronic apparatus, integrated circuit, and signal transmission circuit
03/02/17Load driving device, and lighting apparatus and liquid crystal display device using the same
03/02/17Insulation type switching power source apparatus
02/23/17Pulse wave sensor and pulse wave measurement module
02/23/17Optical semiconductor device
Patent Packs
02/23/17Semiconductor device and manufacturing method thereof
02/23/17Heater
02/16/17Nitride semiconductor device
02/16/17Nitride semiconductor device
02/16/17Semiconductor device and manufacturing the same
02/16/17Semiconductor device
02/16/17Chip resistor and electronic device
02/09/17Antenna driving device
02/09/17Semiconductor device
02/09/17Semiconductor device and manufacturing method thereof
02/09/17Semiconductor device
02/09/17Semiconductor device, and manufacturing the same
02/09/17Semiconductor device
02/09/17Power delivery device, ac adapter, ac charger, electronic apparatus and power delivery system
02/09/17Power supply device, ac adapter, ac charger, electronic device, and power supply system
Patent Packs
02/09/17Insulating synchronous rectifying dc/dc converter, synchronous rectifying controller, power supply using the same, power adapter and electronic device, and control synchronous rectifying controller
02/09/17Oscillation circuit
02/02/17Contact sensing device, proximity/contact sensing device, door handle device and control the door handle device, and electronic key system
02/02/17Semiconductor device having a multi-level interconnection structure
02/02/17Resin-encapsulated semiconductor device and its manufacturing method
02/02/17Insulated synchronous rectification dc/dc converter
02/02/17Power supply circuit
02/02/17Sensor information wireless transmission device
02/02/17Multi-chip module and manufacturing same
01/26/17Semiconductor light emitting device
01/26/17Semiconductor device
01/26/17Organic thin film photovoltaic device, fabrication method thereof, and electronic apparatus
01/26/17Position misalignment detection device and electronic apparatus
01/26/17Power supply device
01/26/17Hearing system and finger ring for the hearing system
01/26/17Communication terminal and wireless sensor network system
01/26/17Current driver, led drive circuit, lighting device and electronic apparatus
01/19/17Electronic circuit
01/19/17Filter chip
01/12/17Inkjet head
01/12/17Nitride semiconductor element and nitride semiconductor package
01/12/17Semiconductor device
01/12/17Semiconductor device with lead terminals having portions thereof extending obliquely
01/12/17Semiconductor device
01/12/17Light emitting device
01/12/17Heater with elongated heating resistor layer
01/12/17Chip resistor, producing chip resisitor and chip resistor packaging structure
01/05/17Semiconductor device, semiconductor device manufacturing method and semiconductor device mounting structure
01/05/17Drive circuit and module equipped with same
01/05/17Mobile telephone
Social Network Patent Pack
12/29/16Proximity sensor and electronic apparatus including the same
12/29/16Timing controller, electronic apparatus using the same, image data processing method
12/29/16Switching power supply circuit, liquid crystal driving device, and liquid crystal display device
12/29/16Semiconductor power device and producing same
12/29/16Decoupling capacitor cell, cell-based ic, and portable device
12/29/16Semiconductor device
12/29/16Semiconductor device and manufacturing semiconductor device
12/29/16Switching power supply device
12/29/16Control circuit and control illumination apparatus
12/22/16Discrete capacitor and manufacturing method thereof
Patent Packs
12/22/16Switching regulator
12/22/16Semiconductor integrated circuit
12/15/16Temperature sensor, calibrating the same, and semiconductor device
12/15/16Semiconductor device
12/15/16Optical apparatus
12/15/16Semiconductor device, and manufacturing same
12/15/16Semiconductor light emitting device
12/15/16Semiconductor light-emitting device
12/08/16Proximity sensor
12/08/16Apparatus for estimating residual battery capacity, system for estimating residual battery capacity, battery pack, and estimating residual battery capacity
12/08/16Digital control power circuit, control circuit thereof, control method, and electronic device using the same
12/08/16Switching converter and lighting device using the same
12/08/16Switching converter and lighting device using the same
12/01/16Switching power supply circuit, liquid crystal driving device, and liquid crystal display device
12/01/16High efficiency module
12/01/16Semiconductor device
12/01/16Wireless power receiving apparatus
12/01/16Motor driving apparatus
12/01/16Gate drive circuit and power supply
11/24/16Chip resistor and manufacturing method thereof
11/24/16Power module and fabrication the same
11/24/16Semiconductor device
11/24/16Semiconductor light emitting device
11/24/16Insulation-type synchronous dc/dc converter
11/24/16Synchronous rectifier circuit
11/24/16Switching device
11/24/16Oscillation circuit, voltage controlled oscillator, and serial data receiver
11/17/16Thermal print head
11/17/16Data processing apparatus, structure and power generation apparatus including the same
11/17/16Semiconductor device having through-electrode
Patent Packs
11/17/16Semiconductor device and manufacturing the same
11/17/16Semiconductor package, printed circuit board substrate and semiconductor device
11/17/16Semiconductor device
11/17/16Overheat protection circuit, and semiconductor integrated circuit device and vehicle therewith
11/17/16Semiconductor device including an electrode lower layer and an electrode upper layer and manufacturing semiconductor device
11/17/16Semiconductor device
11/17/16Semiconductor light-emitting device
11/17/16Image sensor module
11/10/16Semiconductor device and designing it
11/10/16Semiconductor device having a breakdown voltage holding region
11/10/16Semiconductor device and manufacturing semiconductor device
11/10/16Semiconductor device
11/03/16Hydrogen production method and hydrogen production system
11/03/16Reference voltage generation circuit, regulator, and semiconductor device
11/03/16Dsd decoder and audio system
11/03/16Semiconductor device and manufacturing the same
11/03/16Comparator circuit, power supply control ic, and switching power supply device
11/03/16Driving circuit of light source and control circuit thereof, driving light source, lighting apparatus, and electronic device
10/27/16Nitride semiconductor device
10/27/16Motor driving device and driving the same
Social Network Patent Pack
10/27/16Audio amplifier circuit, audio output device using the same, and electronic device using the same
10/27/16Audio circuit
10/20/16Semiconductor device
10/20/16Semiconductor device
10/20/16Diode
10/20/16Bus controller
10/20/16Power circuit and power module
10/20/16Printed wiring board
10/13/16Linear power supply circuit
10/13/16Semiconductor device
10/13/16Semiconductor device including a protective film
10/13/16Led module
10/13/16On-period setting circuit, power control ic, and switching power supply device
10/13/16Led driving device, illuminator, and liquid crystal display device
10/13/16Wireless communication module, led lighting device, solar photovoltaic system, self-start system and detection device
10/06/16Semiconductor device having electrode pads arranged between groups of external electrodes
10/06/16Charge pump circuit
10/06/16Semiconductor device and power supply unit utilizing the same
10/06/16Switching device and electronic circuit
09/29/16Living body information sensor
Social Network Patent Pack
09/29/16Nitride semiconductor device
09/29/16Semiconductor device and manufacturing method
09/29/16Led package
09/29/16Semiconductor device having super junction metal oxide semiconductor structure and fabrication the same
09/29/16State of charge detecting device, state of charge detecting method, state of charge detecting system, and battery pack
09/29/16Wireless power receiving apparatus
09/29/16Incoming/outgoing-talk unit and incoming-talk unit
09/22/16Chip part and making the same
09/22/16Electrostatic switch controller, control method thereof, door operating device, and electronic key system
09/15/16Semiconductor device including an electrode lower layer and an electrode upper layer and manufacturing semiconductor device
09/15/16Control circuit of electrostatic capacitive sensor and electronic device using the same
09/08/16Led lighting apparatus
09/08/16Semiconductor apparatus
09/08/16Semiconductor device
09/08/16Isolated dc/dc converter, feedback circuit thereof, power supply device, power supply adaptor, and electronic device using the same
09/08/16Insulated synchronous rectification dc/dc converter
09/08/16Insulated synchronous rectification dc/dc converter
09/08/16Motor driving circuit
09/08/16Wristband-type handset and wristband-type alerting device
09/01/16Semiconductor device and semiconductor package
08/25/16Led lighting apparatus with first and second cover portions
08/25/16Chip resistor and manufacturing the same
08/25/16Semiconductor device
08/25/16Semiconductor storage device and manufacturing the semiconductor storage device
08/25/16Semiconductor device and manufacturing method thereof
08/25/16Switch drive circuit
08/25/16Semiconductor device
08/25/16Dead time adjusting circuit
08/25/16Mobile telephone
08/25/16Photoelectric conversion device and image pick-up device
Social Network Patent Pack
08/18/16Chip resistor and manufacturing the same
08/18/16Semiconductor device
08/18/16Package
08/18/16Semiconductor device and semiconductor module
08/18/16Power receiver control circuit for wireless power receiver apparatus
08/18/16Electronic device
08/18/16Electronic device
08/11/16Semiconductor device
08/11/16Differential circuit
08/11/16Light source unit, heat-assisted magnetic recording head using the same, and light source for light source unit
08/04/16Stress sensor and fabrication the same
08/04/16Constant voltage generating circuit
08/04/16Semiconductor device
08/04/16Semiconductor device
08/04/16Semiconductor device
08/04/16Heater
07/28/16Power module and fabrication the same
07/28/16Semiconductor device and manufacturing semiconductor device
07/28/16Semiconductor device and manufacturing semiconductor device
07/28/16Semiconductor device
07/21/16Chip capacitor, circuit assembly, and electronic device
07/21/16Manufacturing semiconductor device and semiconductor device
07/21/16Semiconductor device
07/21/16Semiconductor device, manufacturing the same, and power module
07/21/16Semiconductor device
07/21/16Semiconductor laser device
07/14/16Mobile telephone
07/07/16Chip resistor and mounting structure thereof
07/07/16Control circuit for wireless power receiver and control method







ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009



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