Littelfuse
Patents, Design & Utilities
Last updated:
List of all Littelfuse patents 216 in total
| Status | Patent |
|---|---|
Grant | Utility: Surface mount fuse with solder link and de-wetting substrate Filling date: 6 Sep 2025 Issue date: 6 Sep 2022 |
Grant | Utility: Automobile antenna assembly with integrated photo radiation intensity sensor Filling date: 6 Sep 2025 Issue date: 6 Sep 2022 |
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 |
Grant | Utility: Sealed battery fuse module with energy dissipating cap Filling date: 6 Sep 2025 Issue date: 16 Aug 2022 |
Application | Utility: SEMICONDUCTOR DEVICE HAVING JUNCTION TERMINATION STRUCTURE AND METHOD OF FORMATION Filling date: 6 Sep 2025 Issue date: 11 Aug 2022 |
Grant | Utility: Ultra-low clamping voltage surge protection module using depletion mode MOSFET Filling date: 6 Sep 2025 Issue date: 9 Aug 2022 |
Grant | Utility: Process for manufacturing sealed automotive electrical fuse box Filling date: 6 Sep 2025 Issue date: 2 Aug 2022 |
Grant | Utility: Active/passive fuse module Filling date: 6 Sep 2025 Issue date: 12 Jul 2022 |
Application | Utility: PPTC TANK HEATER Filling date: 6 Sep 2025 Issue date: 30 Jun 2022 |
Grant | Utility: Depletion mode MOSFET for overcurrent protection Filling date: 6 Sep 2025 Issue date: 28 Jun 2022 |
Grant | Utility: Ground fault protection circuit and techniques Filling date: 6 Sep 2025 Issue date: 21 Jun 2022 |
Grant | Utility: Overcurrent protection by depletion mode MOSFET and bi-metallic temperature sensing switch Filling date: 6 Sep 2025 Issue date: 14 Jun 2022 |
Grant | Utility: Active/passive automotive fuse module Filling date: 6 Sep 2025 Issue date: 7 Jun 2022 |
Grant | Utility: Semiconductor device having junction termination structure and method of formation Filling date: 6 Sep 2025 Issue date: 7 Jun 2022 |
Grant | Utility: Method of manufacturing an open-cavity fuse using a sacrificial member Filling date: 6 Sep 2025 Issue date: 7 Jun 2022 |
Application | Utility: THYRISTOR ASSEMBLY Filling date: 6 Sep 2025 Issue date: 2 Jun 2022 |
Grant | Utility: Thyristor assembly Filling date: 6 Sep 2025 Issue date: 31 May 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 |
Grant | Utility: Current limiting circuit arrangement Filling date: 6 Sep 2025 Issue date: 10 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 |
Grant | Utility: Self-oscillating spread spectrum frequency control loop Filling date: 6 Sep 2025 Issue date: 19 Apr 2022 |
Grant | Utility: PVDF piezoelectric reliability and electrode adhesion improvement Filling date: 6 Sep 2025 Issue date: 19 Apr 2022 |
Grant | Utility: Contact switch coating Filling date: 6 Sep 2025 Issue date: 19 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 |
Grant | Utility: Temperature sensing tape, assembly, and method of temperature control Filling date: 6 Sep 2025 Issue date: 12 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 |
Grant | Utility: Thin profile power semiconductor device package having face-to-face mounted dice and no internal bond wires Filling date: 6 Sep 2025 Issue date: 5 Apr 2022 |
Application | Utility: WIRELESS SENSOR ARRAY FOR OCCUPANCY DETECTION IN PASSENGER VEHICLES Filling date: 6 Sep 2025 Issue date: 31 Mar 2022 |
Grant | Utility: Two-piece fuse endbell with pre-cast/pre-molded alignment slots and optional interface crush ribs Filling date: 6 Sep 2025 Issue date: 29 Mar 2022 |
Grant | Utility: Low profile integrated fuse module Filling date: 6 Sep 2025 Issue date: 22 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 |
Grant | Utility: Protection device including radial lead fuse Filling date: 6 Sep 2025 Issue date: 8 Mar 2022 |
Grant | Utility: Fuse housing for safe outgassing Filling date: 6 Sep 2025 Issue date: 15 Feb 2022 |
Application | Utility: ARC-MITIGATING FUSE WITH GAS EVOLVING MICROBEADS Filling date: 6 Sep 2025 Issue date: 10 Feb 2022 |
Grant | Utility: Temperature sensing tape Filling date: 6 Sep 2025 Issue date: 25 Jan 2022 |
Grant | Utility: High breaking capacity chip fuse Filling date: 6 Sep 2025 Issue date: 4 Jan 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 |
Grant | Utility: Single bolt fuse assembly with an electrically isolated bolt Filling date: 6 Sep 2025 Issue date: 7 Dec 2021 |
Grant | Utility: Low profile integrated fuse module Filling date: 6 Sep 2025 Issue date: 30 Nov 2021 |
Application | Utility: CURRENT LIMITING CIRCUIT ARRANGEMENT Filling date: 6 Sep 2025 Issue date: 18 Nov 2021 |
Showing 1 to 50 of 216 patents.