Wolfspeed
Utility Patents

Last updated:

List of all Wolfspeed patents 191 in total

Status Patent
Grant
Utility: Die-attach method to compensate for thermal expansion External link
Filling date: 7 Sep 2025 Issue date: 30 Aug 2022
Grant
Utility: Integrated circuit having die attach materials with channels and process of implementing the same External link
Filling date: 7 Sep 2025 Issue date: 23 Aug 2022
Grant
Utility: High density pixelated LED and devices and methods thereof External link
Filling date: 7 Sep 2025 Issue date: 12 Jul 2022
Grant
Utility: High electron mobility transistors having improved drain current drift and/or leakage current performance External link
Filling date: 7 Sep 2025 Issue date: 7 Jun 2022
Grant
Utility: RF power amplifier with combined baseband, fundamental and harmonic tuning network External link
Filling date: 7 Sep 2025 Issue date: 17 May 2022
Grant
Utility: Systems and processes for increasing semiconductor device reliability External link
Filling date: 7 Sep 2025 Issue date: 29 Mar 2022
Grant
Utility: Methods for dicing semiconductor wafers and semiconductor devices made by the methods External link
Filling date: 7 Sep 2025 Issue date: 29 Mar 2022
Grant
Utility: Contact structures for semiconductor devices External link
Filling date: 7 Sep 2025 Issue date: 22 Mar 2022
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Utility: Composite-channel high electron mobility transistor External link
Filling date: 7 Sep 2025 Issue date: 15 Mar 2022
Grant
Utility: Device carrier configured for interconnects, a package implementing a device carrier having interconnects, and processes of making the same External link
Filling date: 7 Sep 2025 Issue date: 22 Feb 2022
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Utility: Group III HEMT and capacitor that share structural features External link
Filling date: 7 Sep 2025 Issue date: 22 Feb 2022
Grant
Utility: Multi-stage decoupling networks integrated with on-package impedance matching networks for RF power amplifiers External link
Filling date: 7 Sep 2025 Issue date: 18 Jan 2022
Grant
Utility: Asymmetric Doherty amplifier circuit with shunt reactances External link
Filling date: 7 Sep 2025 Issue date: 14 Dec 2021
Grant
Utility: Radio frequency power circuits utilizing coaxial resonators for video bandwidth improvements and circuit size reduction and a process of implementing the same External link
Filling date: 7 Sep 2025 Issue date: 30 Nov 2021
Grant
Utility: Light emitting diode packages External link
Filling date: 7 Sep 2025 Issue date: 30 Nov 2021
Grant
Utility: Power switching devices with high dV/dt capability and methods of making such devices External link
Filling date: 7 Sep 2025 Issue date: 23 Nov 2021
Grant
Utility: System and process for implementing accelerated test conditions for high voltage lifetime evaluation of semiconductor power devices External link
Filling date: 7 Sep 2025 Issue date: 16 Nov 2021
Grant
Utility: Low switching loss high performance power module External link
Filling date: 7 Sep 2025 Issue date: 9 Nov 2021
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Utility: Power silicon carbide based MOSFET transistors with improved short circuit capabilities and methods of making such devices External link
Filling date: 7 Sep 2025 Issue date: 2 Nov 2021
Grant
Utility: Transistor semiconductor die with increased active area External link
Filling date: 7 Sep 2025 Issue date: 2 Nov 2021
Grant
Utility: Contact and die attach metallization for silicon carbide based devices and related methods of sputtering eutectic alloys External link
Filling date: 7 Sep 2025 Issue date: 19 Oct 2021
Grant
Utility: Indicia for light emitting diode chips External link
Filling date: 7 Sep 2025 Issue date: 12 Oct 2021
Grant
Utility: Overcurrent protection for power transistors External link
Filling date: 7 Sep 2025 Issue date: 5 Oct 2021
Grant
Utility: Light-emitting diode packages with individually controllable light-emitting diode chips External link
Filling date: 7 Sep 2025 Issue date: 14 Sep 2021
Grant
Utility: Doherty amplifier circuit with integrated harmonic termination External link
Filling date: 7 Sep 2025 Issue date: 7 Sep 2021
Grant
Utility: Reduced-length bond pads for broadband power amplifiers External link
Filling date: 7 Sep 2025 Issue date: 7 Sep 2021
Grant
Utility: Light emitting diodes, components and related methods External link
Filling date: 7 Sep 2025 Issue date: 31 Aug 2021
Grant
Utility: Solid-state light emitting devices including light emitting diodes in package structures External link
Filling date: 7 Sep 2025 Issue date: 24 Aug 2021
Grant
Utility: LED systems, apparatuses, and methods External link
Filling date: 7 Sep 2025 Issue date: 24 Aug 2021
Grant
Utility: Light emitting diodes, components and related methods External link
Filling date: 7 Sep 2025 Issue date: 24 Aug 2021
Grant
Utility: Light-emitting diode chip structures External link
Filling date: 7 Sep 2025 Issue date: 17 Aug 2021
Grant
Utility: Group III nitride based LED structures including multiple quantum wells with barrier-well unit interface layers External link
Filling date: 7 Sep 2025 Issue date: 10 Aug 2021
Grant
Utility: Light emitting diode packages External link
Filling date: 7 Sep 2025 Issue date: 3 Aug 2021
Grant
Utility: Lumiphoric arrangements for light emitting diode packages External link
Filling date: 7 Sep 2025 Issue date: 3 Aug 2021
Grant
Utility: Stepped field plates with proximity to conduction channel and related fabrication methods External link
Filling date: 7 Sep 2025 Issue date: 27 Jul 2021
Grant
Utility: Wide bandgap semiconductor device External link
Filling date: 7 Sep 2025 Issue date: 27 Jul 2021
Grant
Utility: Super junction power semiconductor devices formed via ion implantation channeling techniques and related methods External link
Filling date: 7 Sep 2025 Issue date: 27 Jul 2021
Grant
Utility: Radio frequency transistor amplifiers and other multi-cell transistors having isolation structures External link
Filling date: 7 Sep 2025 Issue date: 20 Jul 2021
Grant
Utility: Hybrid power module External link
Filling date: 7 Sep 2025 Issue date: 6 Jul 2021
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Utility: Clear coating for light emitting device exterior having chemical resistance and related methods External link
Filling date: 7 Sep 2025 Issue date: 6 Jul 2021
Grant
Utility: Silicon carbide wafers with relaxed positive bow and related methods External link
Filling date: 7 Sep 2025 Issue date: 15 Jun 2021
Grant
Utility: Bias voltage connections in RF power amplifier packaging External link
Filling date: 7 Sep 2025 Issue date: 8 Jun 2021
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Utility: Reflective layers for light-emitting diodes External link
Filling date: 7 Sep 2025 Issue date: 8 Jun 2021
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Utility: Lumiphoric material region arrangements for light emitting diode packages External link
Filling date: 7 Sep 2025 Issue date: 1 Jun 2021
Grant
Utility: Carrier-assisted method for parting crystalline material along laser damage region External link
Filling date: 7 Sep 2025 Issue date: 1 Jun 2021
Grant
Utility: Power module for supporting high current densities External link
Filling date: 7 Sep 2025 Issue date: 1 Jun 2021
Grant
Utility: Light-emitting diode packages External link
Filling date: 7 Sep 2025 Issue date: 1 Jun 2021
Grant
Utility: Switch circuits having integrated overdrive protection and related transmit/receive circuits and MMIC amplifiers External link
Filling date: 7 Sep 2025 Issue date: 25 May 2021
Grant
Utility: Package with different types of semiconductor dies attached to a flange External link
Filling date: 7 Sep 2025 Issue date: 11 May 2021
Grant
Utility: Substrate based light emitter devices, components, and related methods External link
Filling date: 7 Sep 2025 Issue date: 11 May 2021

Showing 1 to 50 of 191 patents.