Littelfuse
Utility Patent Applications
Last updated:
List of all Littelfuse patents 94 in total
| Status | Patent |
|---|---|
Application | Utility: SINGLE BOLT FUSE ASSEMBLY WITH AN ELECTRICALLY ISOLATED BOLT Filling date: 6 Sep 2025 Issue date: 1 Sep 2022 |
Application | Utility: AUTOMOBILE ANTENNA ASSEMBLY WITH INTEGRATED PHOTO RADIATION INTENSITY SENSOR Filling date: 6 Sep 2025 Issue date: 18 Aug 2022 |
Application | Utility: PPTC ACTUATOR HEATER Filling date: 6 Sep 2025 Issue date: 18 Aug 2022 |
Application | Utility: SEMICONDUCTOR DEVICE HAVING JUNCTION TERMINATION STRUCTURE AND METHOD OF FORMATION Filling date: 6 Sep 2025 Issue date: 11 Aug 2022 |
Application | Utility: PPTC TANK HEATER Filling date: 6 Sep 2025 Issue date: 30 Jun 2022 |
Application | Utility: THYRISTOR ASSEMBLY Filling date: 6 Sep 2025 Issue date: 2 Jun 2022 |
Application | Utility: PROTECTION DEVICE INCLUDING RADIAL LEAD FUSE Filling date: 6 Sep 2025 Issue date: 19 May 2022 |
Application | Utility: MODULAR HIGH VOLTAGE FUSE Filling date: 6 Sep 2025 Issue date: 19 May 2022 |
Application | Utility: IN-LINE FUSEHOLDER QUICK CONNECTION Filling date: 6 Sep 2025 Issue date: 19 May 2022 |
Application | Utility: CONTACT SWITCH COATING Filling date: 6 Sep 2025 Issue date: 21 Apr 2022 |
Application | Utility: FUSE WITH ARC QUENCHING SILICONE COMPOSITION Filling date: 6 Sep 2025 Issue date: 21 Apr 2022 |
Application | Utility: PPTC HEATING ELEMENT HAVING VARYING POWER DENSITY Filling date: 6 Sep 2025 Issue date: 21 Apr 2022 |
Application | Utility: COIL SUPPORT STRUCTURE AND METHOD OF RETAINING PCBA OF A RELAY Filling date: 6 Sep 2025 Issue date: 14 Apr 2022 |
Application | Utility: MAGNETIC CORE OF A RELAY DISCONNECT SWITCH Filling date: 6 Sep 2025 Issue date: 14 Apr 2022 |
Application | Utility: RELAY INCLUDING BISTABLE DISCONNECT SWITCH Filling date: 6 Sep 2025 Issue date: 14 Apr 2022 |
Application | Utility: ULTRA-LOW CLAMPING VOLTAGE SURGE PROTECTION MODULE USING DEPLETION MODE MOSFET Filling date: 6 Sep 2025 Issue date: 7 Apr 2022 |
Application | Utility: WIRELESS SENSOR ARRAY FOR OCCUPANCY DETECTION IN PASSENGER VEHICLES Filling date: 6 Sep 2025 Issue date: 31 Mar 2022 |
Application | Utility: OVERCURRENT PROTECTION BY DEPLETION MODE MOSFET AND BI-METALLIC TEMPERATURE SENSING SWITCH Filling date: 6 Sep 2025 Issue date: 17 Mar 2022 |
Application | Utility: HIGH BREAKING CAPACITY CHIP FUSE Filling date: 6 Sep 2025 Issue date: 10 Mar 2022 |
Application | Utility: ARC-MITIGATING FUSE WITH GAS EVOLVING MICROBEADS Filling date: 6 Sep 2025 Issue date: 10 Feb 2022 |
Application | Utility: DEPLETION MODE MOSFET FOR OVERCURRENT PROTECTION Filling date: 6 Sep 2025 Issue date: 30 Dec 2021 |
Application | Utility: Thin Film Coating Packaging for Device Having Meltable and Wetting Links Filling date: 6 Sep 2025 Issue date: 16 Dec 2021 |
Application | Utility: CURRENT LIMITING CIRCUIT ARRANGEMENT Filling date: 6 Sep 2025 Issue date: 18 Nov 2021 |
Application | Utility: GROUND FAULT PROTECTION CIRCUIT AND TECHNIQUES Filling date: 6 Sep 2025 Issue date: 18 Nov 2021 |
Application | Utility: PROCESS FOR MANUFACTURING SEALED AUTOMOTIVE ELECTRICAL FUSE BOX Filling date: 6 Sep 2025 Issue date: 18 Nov 2021 |
Application | Utility: PPTC DEVICE HAVING LOW MELTING TEMPERATURE POLYMER BODY Filling date: 6 Sep 2025 Issue date: 7 Oct 2021 |
Application | Utility: POLYMERIC POSITIVE TEMPERATURE COEFFICIENT (PPTC) BODIES AND DEVICES MADE THEREFROM Filling date: 6 Sep 2025 Issue date: 7 Oct 2021 |
Application | Utility: ELEMENT SUB-STRUCTURE Filling date: 6 Sep 2025 Issue date: 30 Sep 2021 |
Application | Utility: THYRISTOR ASSEMBLY Filling date: 6 Sep 2025 Issue date: 30 Sep 2021 |
Application | Utility: METAL TAB FOR CHIP ASSEMBLY Filling date: 6 Sep 2025 Issue date: 2 Sep 2021 |
Application | Utility: POWER MODULE HOUSING WITH IMPROVED PROTRUSION DESIGN Filling date: 6 Sep 2025 Issue date: 2 Sep 2021 |
Application | Utility: SEMICONDUCTOR DEVICE MODULE AND METHOD OF ASSEMBLY Filling date: 6 Sep 2025 Issue date: 26 Aug 2021 |
Application | Utility: Self-Limiting Heater Filling date: 6 Sep 2025 Issue date: 26 Aug 2021 |
Application | Utility: PPTC HEATER AND MATERIAL HAVING STABLE POWER AND SELF-LIMITING BEHAVIOR Filling date: 6 Sep 2025 Issue date: 26 Aug 2021 |
Application | Utility: FUSES AND METHODS OF FORMING FUSES Filling date: 6 Sep 2025 Issue date: 19 Aug 2021 |
Application | Utility: LOW PROFILE INTEGRATED FUSE MODULE Filling date: 6 Sep 2025 Issue date: 19 Aug 2021 |
Application | Utility: SEMICONDUCTOR CHIP PACKAGE AND METHOD OF ASSEMBLY Filling date: 6 Sep 2025 Issue date: 29 Jul 2021 |
Application | Utility: SELF-OSCILLATING SPREAD SPECTRUM FREQUENCY CONTROL LOOP Filling date: 6 Sep 2025 Issue date: 1 Jul 2021 |
Application | Utility: ACTIVE/PASSIVE FUSE MODULE Filling date: 6 Sep 2025 Issue date: 17 Jun 2021 |
Application | Utility: SEMICONDUCTOR DEVICE MODULE AND METHOD OF ASSEMBLY Filling date: 6 Sep 2025 Issue date: 17 Jun 2021 |
Application | Utility: NOVEL POWER SEMICONDUCTOR DEVICE HAVING GUARD RING STRUCTURE, AND METHOD OF FORMATION Filling date: 6 Sep 2025 Issue date: 3 Jun 2021 |
Application | Utility: SEMICONDUCTOR DEVICE HAVING JUNCTION TERMINATION STRUCTURE AND MEHTOD OF FORMATION Filling date: 6 Sep 2025 Issue date: 20 May 2021 |
Application | Utility: BI-STABLE MECHANICAL LATCH INCLUDING POSITIONING SPHERES Filling date: 6 Sep 2025 Issue date: 20 May 2021 |
Application | Utility: THERMAL SENSING WIRE AND TECHNIQUES FOR THERMAL SENSING Filling date: 6 Sep 2025 Issue date: 20 May 2021 |
Application | Utility: OMNIPOLAR MAGNETIC SWITCH WITH AXIALLY MAGNETIZED MAGNET ASSEMBLY FOR IMPROVED PRECISION Filling date: 6 Sep 2025 Issue date: 29 Apr 2021 |
Application | Utility: AUTOMOBILE ANTENNA ASSEMBLY WITH INTEGRATED PHOTO RADIATION INTENSITY SENSOR Filling date: 6 Sep 2025 Issue date: 29 Apr 2021 |
Application | Utility: SEMICONDUCTOR DEVICE HAVING SIDE-DIFFUSED TRENCH PLUG Filling date: 6 Sep 2025 Issue date: 25 Mar 2021 |
Application | Utility: HIGH BREAKING CAPACITY CHIP FUSE Filling date: 6 Sep 2025 Issue date: 25 Mar 2021 |
Application | Utility: SEMICONDUCTOR CHIP CONTACT STRUCTURE, DEVICE ASSEMBLY, AND METHOD OF FABRICATION Filling date: 6 Sep 2025 Issue date: 25 Mar 2021 |
Application | Utility: PPTC MATERIAL WITH LOW PERCOLATION THRESHOLD FOR CONDUCTIVE FILLER Filling date: 6 Sep 2025 Issue date: 18 Mar 2021 |
Showing 1 to 50 of 94 patents.