Littelfuse
Utility Patents
Last updated:
List of all Littelfuse patents 122 in total
| Status | Patent |
|---|---|
Grant | Utility: Surface mount fuse with solder link and de-wetting substrate Filling date: 7 Sep 2025 Issue date: 6 Sep 2022 |
Grant | Utility: Automobile antenna assembly with integrated photo radiation intensity sensor Filling date: 7 Sep 2025 Issue date: 6 Sep 2022 |
Grant | Utility: Sealed battery fuse module with energy dissipating cap Filling date: 7 Sep 2025 Issue date: 16 Aug 2022 |
Grant | Utility: Ultra-low clamping voltage surge protection module using depletion mode MOSFET Filling date: 7 Sep 2025 Issue date: 9 Aug 2022 |
Grant | Utility: Process for manufacturing sealed automotive electrical fuse box Filling date: 7 Sep 2025 Issue date: 2 Aug 2022 |
Grant | Utility: Active/passive fuse module Filling date: 7 Sep 2025 Issue date: 12 Jul 2022 |
Grant | Utility: Depletion mode MOSFET for overcurrent protection Filling date: 7 Sep 2025 Issue date: 28 Jun 2022 |
Grant | Utility: Ground fault protection circuit and techniques Filling date: 7 Sep 2025 Issue date: 21 Jun 2022 |
Grant | Utility: Overcurrent protection by depletion mode MOSFET and bi-metallic temperature sensing switch Filling date: 7 Sep 2025 Issue date: 14 Jun 2022 |
Grant | Utility: Active/passive automotive fuse module Filling date: 7 Sep 2025 Issue date: 7 Jun 2022 |
Grant | Utility: Semiconductor device having junction termination structure and method of formation Filling date: 7 Sep 2025 Issue date: 7 Jun 2022 |
Grant | Utility: Method of manufacturing an open-cavity fuse using a sacrificial member Filling date: 7 Sep 2025 Issue date: 7 Jun 2022 |
Grant | Utility: Thyristor assembly Filling date: 7 Sep 2025 Issue date: 31 May 2022 |
Grant | Utility: Current limiting circuit arrangement Filling date: 7 Sep 2025 Issue date: 10 May 2022 |
Grant | Utility: Self-oscillating spread spectrum frequency control loop Filling date: 7 Sep 2025 Issue date: 19 Apr 2022 |
Grant | Utility: PVDF piezoelectric reliability and electrode adhesion improvement Filling date: 7 Sep 2025 Issue date: 19 Apr 2022 |
Grant | Utility: Contact switch coating Filling date: 7 Sep 2025 Issue date: 19 Apr 2022 |
Grant | Utility: Temperature sensing tape, assembly, and method of temperature control Filling date: 7 Sep 2025 Issue date: 12 Apr 2022 |
Grant | Utility: Thin profile power semiconductor device package having face-to-face mounted dice and no internal bond wires Filling date: 7 Sep 2025 Issue date: 5 Apr 2022 |
Grant | Utility: Two-piece fuse endbell with pre-cast/pre-molded alignment slots and optional interface crush ribs Filling date: 7 Sep 2025 Issue date: 29 Mar 2022 |
Grant | Utility: Low profile integrated fuse module Filling date: 7 Sep 2025 Issue date: 22 Mar 2022 |
Grant | Utility: Protection device including radial lead fuse Filling date: 7 Sep 2025 Issue date: 8 Mar 2022 |
Grant | Utility: Fuse housing for safe outgassing Filling date: 7 Sep 2025 Issue date: 15 Feb 2022 |
Grant | Utility: Temperature sensing tape Filling date: 7 Sep 2025 Issue date: 25 Jan 2022 |
Grant | Utility: High breaking capacity chip fuse Filling date: 7 Sep 2025 Issue date: 4 Jan 2022 |
Grant | Utility: Single bolt fuse assembly with an electrically isolated bolt Filling date: 7 Sep 2025 Issue date: 7 Dec 2021 |
Grant | Utility: Low profile integrated fuse module Filling date: 7 Sep 2025 Issue date: 30 Nov 2021 |
Grant | Utility: Method of forming a fuse device Filling date: 7 Sep 2025 Issue date: 21 Sep 2021 |
Grant | Utility: Element sub-structure Filling date: 7 Sep 2025 Issue date: 7 Sep 2021 |
Grant | Utility: Monitor device, ground fault protection circuit and techniques Filling date: 7 Sep 2025 Issue date: 31 Aug 2021 |
Grant | Utility: Fuses and methods of forming fuses Filling date: 7 Sep 2025 Issue date: 24 Aug 2021 |
Grant | Utility: Semiconductor chip contact structure, device assembly, and method of fabrication Filling date: 7 Sep 2025 Issue date: 17 Aug 2021 |
Grant | Utility: Fuse with integrated heat shield Filling date: 7 Sep 2025 Issue date: 10 Aug 2021 |
Grant | Utility: Optical rain sensor with dynamic optical configuration control comprising a plurality of photo elements each capable of being selectively activated to emit light and deactivated to receive light Filling date: 7 Sep 2025 Issue date: 10 Aug 2021 |
Grant | Utility: Vertical surface mount device pass-through fuse Filling date: 7 Sep 2025 Issue date: 3 Aug 2021 |
Grant | Utility: Steering position rotary sensor assembly Filling date: 7 Sep 2025 Issue date: 13 Jul 2021 |
Grant | Utility: Integrated fuse module Filling date: 7 Sep 2025 Issue date: 13 Jul 2021 |
Grant | Utility: Pulsed wave guide liquid quality measurement Filling date: 7 Sep 2025 Issue date: 6 Jul 2021 |
Grant | Utility: Protection device with u-shaped fuse element Filling date: 7 Sep 2025 Issue date: 29 Jun 2021 |
Grant | Utility: Low profile integrated fuse module Filling date: 7 Sep 2025 Issue date: 29 Jun 2021 |
Grant | Utility: Semiconductor device module and method of assembly Filling date: 7 Sep 2025 Issue date: 15 Jun 2021 |
Grant | Utility: PPTC device having resistive component Filling date: 7 Sep 2025 Issue date: 15 Jun 2021 |
Grant | Utility: Power semiconductor device having guard ring structure, and method of formation Filling date: 7 Sep 2025 Issue date: 20 Apr 2021 |
Grant | Utility: Flexible harness assembly for surface mounted devices Filling date: 7 Sep 2025 Issue date: 13 Apr 2021 |
Grant | Utility: Asymmetric transient voltage suppressor device and methods for formation Filling date: 7 Sep 2025 Issue date: 23 Mar 2021 |
Grant | Utility: Surface mounted fuse device having positive temperature coefficient body Filling date: 7 Sep 2025 Issue date: 16 Mar 2021 |
Grant | Utility: Method of manufacturing a semiconductor device having side-diffused trench plug Filling date: 7 Sep 2025 Issue date: 9 Mar 2021 |
Grant | Utility: Ventilated fuse housing Filling date: 7 Sep 2025 Issue date: 23 Feb 2021 |
Grant | Utility: Linear isolation amplifier and method for self-calibration thereof Filling date: 7 Sep 2025 Issue date: 2 Feb 2021 |
Grant | Utility: PPTC composition and device having low switch temperature and sharp crystallization behavior Filling date: 7 Sep 2025 Issue date: 26 Jan 2021 |
Showing 1 to 50 of 122 patents.