Littelfuse
Utility Patents
Last updated:
List of all Littelfuse patents 122 in total
| Status | Patent |
|---|---|
Grant | Utility: Fuse assembly Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Thrysitor and thermal switch device and assembly techniques therefor Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Battery terminal fuse module Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Coiled fusible element for high reliability fuse Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Devices, systems, and methods for increasing terminal electrical contact Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Synchronous sensing of inductor current in a buck converter control circuit Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Tuning fork terminal slow blow fuse Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Male connector for non-arcing electrical coupling Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Reflowable thermal fuse Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Trench IGBT with waved floating P-well electron injection Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Electrical contact assembly Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Hybrid device structures including negative temperature coefficient/positive temperature coefficient device Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Super junction field effect transistor with internal floating ring Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Method of forming a reed for reed switch Filling date: 7 Sep 2025 Issue date: 15 Oct 2019 |
Grant | Utility: Gate driver for switching converter having body diode power loss minimization Filling date: 7 Sep 2025 Issue date: 8 Oct 2019 |
Grant | Utility: Bistage temperature device using positive temperature coefficient material Filling date: 7 Sep 2025 Issue date: 24 Sep 2019 |
Grant | Utility: Charge carrier extraction inverse diode Filling date: 7 Sep 2025 Issue date: 24 Sep 2019 |
Grant | Utility: Secondary protection with permanent disable for a battery Filling date: 7 Sep 2025 Issue date: 24 Sep 2019 |
Grant | Utility: USB cable with thermal protection Filling date: 7 Sep 2025 Issue date: 20 Aug 2019 |
Grant | Utility: Multi-part symmetrical fuse assembly Filling date: 7 Sep 2025 Issue date: 20 Aug 2019 |
Grant | Utility: Current correction techniques for accurate high current short channel driver Filling date: 7 Sep 2025 Issue date: 6 Aug 2019 |
Grant | Utility: IGBT with waved floating P-Well electron injection Filling date: 7 Sep 2025 Issue date: 30 Jul 2019 |
Showing 100 to 122 of 122 patents.