Wolfspeed
Patents, Design & Utilities

Last updated:

List of all Wolfspeed patents 402 in total

Status Patent
Grant
Utility: Die-attach method to compensate for thermal expansion External link
Filling date: 5 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: 5 Sep 2025 Issue date: 23 Aug 2022
Grant
Utility: High density pixelated LED and devices and methods thereof External link
Filling date: 5 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: 5 Sep 2025 Issue date: 7 Jun 2022
Application
Utility: POWER TRANSISTOR WITH SOFT RECOVERY BODY DIODE External link
Filling date: 5 Sep 2025 Issue date: 2 Jun 2022
Application
Utility: PACKAGED RF POWER DEVICE WITH PCB ROUTING External link
Filling date: 5 Sep 2025 Issue date: 19 May 2022
Grant
Utility: RF power amplifier with combined baseband, fundamental and harmonic tuning network External link
Filling date: 5 Sep 2025 Issue date: 17 May 2022
Application
Utility: PIXELATED-LED CHIPS WITH INTER-PIXEL UNDERFILL MATERIALS, AND FABRICATION METHODS External link
Filling date: 5 Sep 2025 Issue date: 28 Apr 2022
Grant
Utility: Systems and processes for increasing semiconductor device reliability External link
Filling date: 5 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: 5 Sep 2025 Issue date: 29 Mar 2022
Grant
Utility: Contact structures for semiconductor devices External link
Filling date: 5 Sep 2025 Issue date: 22 Mar 2022
Application
Utility: PACKAGING FOR RF TRANSISTOR AMPLIFIERS External link
Filling date: 5 Sep 2025 Issue date: 17 Mar 2022
Grant
Utility: Composite-channel high electron mobility transistor External link
Filling date: 5 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: 5 Sep 2025 Issue date: 22 Feb 2022
Grant
Utility: Group III HEMT and capacitor that share structural features External link
Filling date: 5 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: 5 Sep 2025 Issue date: 18 Jan 2022
Application
Utility: WIDEBAND RF SHORT/DC BLOCK CIRCUIT FOR RF DEVICES AND APPLICATIONS External link
Filling date: 5 Sep 2025 Issue date: 30 Dec 2021
Application
Utility: MULTI-ZONE RADIO FREQUENCY TRANSISTOR AMPLIFIERS External link
Filling date: 5 Sep 2025 Issue date: 30 Dec 2021
Application
Utility: RADIO FREQUENCY TRANSISTOR AMPLIFIERS HAVING LEADFRAMES WITH INTEGRATED SHUNT INDUCTORS AND/OR DIRECT CURRENT VOLTAGE SOURCE INPUTS External link
Filling date: 5 Sep 2025 Issue date: 30 Dec 2021
Application
Utility: ACTIVE ELECTRICAL ELEMENTS WITH LIGHT-EMITTING DIODES External link
Filling date: 5 Sep 2025 Issue date: 23 Dec 2021
Application
Utility: POWER DEVICES WITH A HYBRID GATE STRUCTURE External link
Filling date: 5 Sep 2025 Issue date: 23 Dec 2021
Application
Utility: Integrated Doherty Amplifier with Added Isolation Between the Carrier and the Peaking Transistors External link
Filling date: 5 Sep 2025 Issue date: 23 Dec 2021
Application
Utility: Multi-Stage Decoupling Networks Integrated with On-Package Impedance Matching Networks for RF Power Amplifiers External link
Filling date: 5 Sep 2025 Issue date: 23 Dec 2021
Grant
Utility: Asymmetric Doherty amplifier circuit with shunt reactances External link
Filling date: 5 Sep 2025 Issue date: 14 Dec 2021
Application
Utility: Radio Frequency Amplifier Implementing an Input Baseband Enhancement Circuit and a Process of Implementing the Same External link
Filling date: 5 Sep 2025 Issue date: 9 Dec 2021
Application
Utility: SEMICONDUCTOR POWER DEVICES HAVING GRADED LATERAL DOPING IN THE SOURCE REGION External link
Filling date: 5 Sep 2025 Issue date: 9 Dec 2021
Application
Utility: CONTACT STRUCTURES FOR SEMICONDUCTOR DEVICES External link
Filling date: 5 Sep 2025 Issue date: 2 Dec 2021
Application
Utility: RF AMPLIFIERS HAVING SHIELDED TRANSMISSION LINE STRUCTURES External link
Filling date: 5 Sep 2025 Issue date: 2 Dec 2021
Application
Utility: METHODS FOR PILLAR CONNECTION ON FRONTSIDE AND PASSIVE DEVICE INTEGRATION ON BACKSIDE OF DIE External link
Filling date: 5 Sep 2025 Issue date: 2 Dec 2021
Grant
Design: Power semiconductor package External link
Filling date: 5 Sep 2025 Issue date: 30 Nov 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: 5 Sep 2025 Issue date: 30 Nov 2021
Grant
Utility: Light emitting diode packages External link
Filling date: 5 Sep 2025 Issue date: 30 Nov 2021
Application
Utility: SUPERJUNCTION POWER SEMICONDUCTOR DEVICES FORMED VIA ION IMPLANTATION CHANNELING TECHNIQUES AND RELATED METHODS External link
Filling date: 5 Sep 2025 Issue date: 25 Nov 2021
Application
Utility: MULTI-LAYER CONVERSION MATERIAL FOR DOWN CONVERSION IN SOLID STATE LIGHTING External link
Filling date: 5 Sep 2025 Issue date: 25 Nov 2021
Grant
Utility: Power switching devices with high dV/dt capability and methods of making such devices External link
Filling date: 5 Sep 2025 Issue date: 23 Nov 2021
Application
Utility: Group III-Nitride High-Electron Mobility Transistors Configured with Recessed Source and/or Drain Contacts for Reduced On State Resistance and Process for Implementing the Same External link
Filling date: 5 Sep 2025 Issue date: 18 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: 5 Sep 2025 Issue date: 16 Nov 2021
Application
Utility: RADIO FREQUENCY TRANSISTOR AMPLIFIERS AND OTHER MULTI-CELL TRANSISTORS HAVING ISOLATION STRUCTURES External link
Filling date: 5 Sep 2025 Issue date: 11 Nov 2021
Application
Utility: Packaged Transistor with Channeled Die Attach Materials and Process of Implementing the Same External link
Filling date: 5 Sep 2025 Issue date: 11 Nov 2021
Application
Utility: Integrated Circuit Having Die Attach Materials with Channels and Process of Implementing the Same External link
Filling date: 5 Sep 2025 Issue date: 11 Nov 2021
Grant
Utility: Low switching loss high performance power module External link
Filling date: 5 Sep 2025 Issue date: 9 Nov 2021
Application
Utility: DIFFUSION AND/OR ENHANCEMENT LAYERS FOR ELECTRICAL CONTACT REGIONS External link
Filling date: 5 Sep 2025 Issue date: 4 Nov 2021
Application
Utility: TRENCHED POWER DEVICE WITH SEGMENTED TRENCH AND SHIELDING External link
Filling date: 5 Sep 2025 Issue date: 4 Nov 2021
Application
Utility: CONDUCTION ENHANCEMENT LAYERS FOR ELECTRICAL CONTACT REGIONS IN POWER DEVICES External link
Filling date: 5 Sep 2025 Issue date: 4 Nov 2021
Application
Utility: Wirebond-Constructed Inductors External link
Filling date: 5 Sep 2025 Issue date: 4 Nov 2021
Grant
Utility: Power silicon carbide based MOSFET transistors with improved short circuit capabilities and methods of making such devices External link
Filling date: 5 Sep 2025 Issue date: 2 Nov 2021
Grant
Utility: Transistor semiconductor die with increased active area External link
Filling date: 5 Sep 2025 Issue date: 2 Nov 2021
Application
Utility: LIGHT-EMITTING DIODE CHIP WITH ELECTRICAL OVERSTRESS PROTECTION External link
Filling date: 5 Sep 2025 Issue date: 28 Oct 2021
Application
Utility: INTERFACE LAYER CONTROL METHODS FOR SEMICONDUCTOR POWER DEVICES AND SEMICONDUCTOR DEVICES FORMED THEREOF External link
Filling date: 5 Sep 2025 Issue date: 28 Oct 2021
Application
Utility: SEMICONDUCTOR POWER DEVICES HAVING GATE DIELECTRIC LAYERS WITH IMPROVED BREAKDOWN CHARACTERISTICS AND METHODS OF FORMING SUCH DEVICES External link
Filling date: 5 Sep 2025 Issue date: 28 Oct 2021

Showing 1 to 50 of 402 patents.