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Littelfuse Inc patents

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

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "L" | Littelfuse Inc-related inventors

Date Littelfuse Inc patents (updated weekly) - BOOKMARK this page
06/01/17Low-current fuse stamping method
05/18/17Detecting movement of a seatbelt sensor
04/20/17Thermal metal oxide varistor circuit protection device
04/13/17Methods for manufacturing an insulated busbar
04/06/17Sealed modular power distribution apparatus
03/09/17Power distribution housing
02/09/17Fuse with insulated plugs
01/19/17Circuit protection assembly
01/19/17Apparatus for detecting arc flash
12/22/16System and device for monitoring battery status
12/08/16Disconnect switch with integrated thermal breaker
11/17/16Variable frequency drive apparatus
10/20/16Reed with hinge for reed switch
10/06/16Transient overvoltage protection device
09/15/16High-current fuse with endbell assembly
08/25/16Two-wire resistance terminated ground check
08/18/16Pre-fabricated, portable building with removable roof assembly
08/18/16Resistance change device providing overcurrent protection
07/28/16Wire in air split fuse with built-in arc quencher
07/28/16Surface-mountable electrical circuit protection device
07/14/16Seat belt buckle
06/30/16Bi-stable electrical solenoid switch
05/19/16High-current fuse with endbell assembly
05/19/16Insert for fuse housing
05/19/16Semiconductor power module using discrete semiconductor components
04/21/16Surface mount electrical fuse with a support bridge
03/10/16Mechanical disconnect switch with integrated fuse protection
01/07/16Floatless pulsed wave guide liquid level measurement
01/07/16Laminated electrical fuse
12/17/15Pulsed wave guide liquid quality measurement
12/10/15Foam fuse filler and cartridge fuse
11/26/15Porous inlay for fuse housing
10/29/15Urea concentration sensor
10/15/15Zinc oxide based varistor and fabrication method
09/24/15Seatbelt tension sensor plate
09/24/15Reed with hinge for reed switch
08/20/15Intelligent high speed automatic transfer switch
08/13/15Surge protection device
07/30/15Extended stroke position sensor
07/16/15Ceramic chip fuse with offset fuse element
07/16/15Secondary battery protection with permanent disable
06/18/15Flexible power distribution module
06/04/15Master disconnect switch with contact weld breaker
05/14/15Overcurrent detection of load circuits with temperature compensation
04/30/15Crowbar device for voltage transient circuit protection
04/16/15Barrier layer for electrical fuses utilizing the metcalf effect
02/26/15Low-current fuse stamping method
02/26/15Capacitive driven normal relay emulator using voltage boost
02/19/15Neutral grounding resistor monitor
01/08/15Laminated electrical fuse
12/18/14Circuit protection device
12/11/14Ac/dc current transformer
10/16/14Propagation velocity compensated position measurement sensor
10/09/14Laminated electrical fuse
09/18/14Laminated electrical fuse
09/18/14Laminated electrical fuse
09/04/14Adaptive remote battery charging
09/04/14Intelligent fuse holder and circuit protection methods
08/28/14Composite fuse element and making
08/21/14Thermal metal oxide varistor circuit protection device
07/10/14Device and preventing arc flashes
06/19/14Three-phase ground fault circuit interrupter
05/15/14Fuse assembly
03/20/14Low thermal stress package for large area semiconductor dies
12/19/13Circuit protection device
Patent Packs
10/03/13Fuse end cap with crimpable terminal
06/27/13Low voltage pnpn protection device
05/23/13Integrated thermistor and metallic element device and method
05/02/13Fuse with cavity block
05/02/13Fuse with insulated plugs
11/29/12Ac/dc current transformer
11/29/12Fuse providing overcurrent and thermal protection
10/11/12Low voltage pnpn protection device
08/30/12Integrated fuse status indication in an open fuse block
07/12/12Transient voltage suppressor
03/15/12Fuse assembly
02/23/12Blade fuse
12/08/11Fuse with counter-bore body
11/24/11Fuse assembly
11/17/11Double wound fusible element and associated fuse
Patent Packs
05/26/11Circuit protection device
04/14/11Flexible power distribution module
03/17/11Metal film surface mount fuse
09/30/10Solderless surface mount fuse
09/02/10Tuning fork terminal slow blow fuse
08/05/10High voltage/high current fuse
07/01/10Water resistant in-line fuse holder
04/29/10Moderately hazardous environment fuse
04/15/10Thermally decoupling fuse holder and assembly
04/08/10Varistor and production method
02/11/10Housing securing electrical components, especially fuses
01/28/10Circuit protection system having failure mode indication
01/28/10Intelligent fuse holder and circuit protection systems
01/28/10Intelligent fuse holder and circuit protection methods
10/29/09Flexible power distribution module
10/08/09Incorporating electrostatic protection into miniature connectors
07/30/09Low temperature fuse
07/16/09Blade fuse
07/16/09Blade fuse
04/30/09Fuse providing overcurrent and thermal protection
03/19/09Fuses with slotted fuse bodies
02/19/09Moderately hazardous environment fuse

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Littelfuse Inc in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Littelfuse Inc with additional patents listed. Browse our Agent directory for other possible listings. Page by