Wolfspeed
Patents, Design & Utilities

Last updated:

List of all Wolfspeed patents 402 in total

Status Patent
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
Application
Utility: GROUP III NITRIDE-BASED RADIO FREQUENCY TRANSISTOR AMPLIFIERS HAVING SOURCE, GATE AND/OR DRAIN CONDUCTIVE VIAS External link
Filling date: 7 Sep 2025 Issue date: 7 Oct 2021
Application
Utility: GROUP III NITRIDE-BASED RADIO FREQUENCY AMPLIFIERS HAVING BACK SIDE SOURCE, GATE AND/OR DRAIN TERMINALS External link
Filling date: 7 Sep 2025 Issue date: 7 Oct 2021
Application
Utility: STACKED RF CIRCUIT TOPOLOGY USING TRANSISTOR DIE WITH THROUGH SILICON CARBIDE VIAS ON GATE AND/OR DRAIN External link
Filling date: 7 Sep 2025 Issue date: 7 Oct 2021
Application
Utility: STACKED RF CIRCUIT TOPOLOGY External link
Filling date: 7 Sep 2025 Issue date: 7 Oct 2021
Application
Utility: MULTI LEVEL RADIO FREQUENCY (RF) INTEGRATED CIRCUIT COMPONENTS INCLUDING PASSIVE DEVICES External link
Filling date: 7 Sep 2025 Issue date: 7 Oct 2021
Application
Utility: RF AMPLIFIER DEVICES AND METHODS OF MANUFACTURING External link
Filling date: 7 Sep 2025 Issue date: 7 Oct 2021
Application
Utility: RF AMPLIFIER DEVICES AND METHODS OF MANUFACTURING External link
Filling date: 7 Sep 2025 Issue date: 7 Oct 2021
Grant
Utility: Overcurrent protection for power transistors External link
Filling date: 7 Sep 2025 Issue date: 5 Oct 2021
Application
Utility: POWER SEMICONDUCTOR PACKAGE WITH IMPROVED PERFORMANCE External link
Filling date: 7 Sep 2025 Issue date: 30 Sep 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
Application
Utility: SEMICONDUCTOR DIE WITH IMPROVED EDGE TERMINATION External link
Filling date: 7 Sep 2025 Issue date: 2 Sep 2021
Application
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: 2 Sep 2021
Application
Utility: ALIGNMENT FOR WAFER IMAGES External link
Filling date: 7 Sep 2025 Issue date: 2 Sep 2021
Grant
Utility: Light emitting diodes, components and related methods External link
Filling date: 7 Sep 2025 Issue date: 31 Aug 2021
Application
Utility: INTEGRATED PASSIVE DEVICE (IPD) COMPONENTS AND A PACKAGE AND PROCESSES IMPLEMENTING THE SAME External link
Filling date: 7 Sep 2025 Issue date: 26 Aug 2021
Application
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: 26 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
Application
Utility: Semiconductor Having a Backside Wafer Cavity for Radio Frequency (RF) Passive Device Integration and/or Improved Cooling and Process of Implementing the Same External link
Filling date: 7 Sep 2025 Issue date: 19 Aug 2021
Grant
Utility: Light-emitting diode chip structures External link
Filling date: 7 Sep 2025 Issue date: 17 Aug 2021
Application
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: 12 Aug 2021
Application
Utility: LED PACKAGE WITH MULTIPLE ELEMENT LIGHT SOURCE AND ENCAPSULANT HAVING CURVED AND/OR PLANAR SURFACES External link
Filling date: 7 Sep 2025 Issue date: 12 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
Design: Light emitting diode package 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
Application
Utility: PACKAGE WITH DIFFERENT TYPES OF SEMICONDUCTOR DIES ATTACHED TO A FLANGE External link
Filling date: 7 Sep 2025 Issue date: 29 Jul 2021
Application
Utility: DISLOCATION DISTRIBUTION FOR SILICON CARBIDE CRYSTALLINE MATERIALS External link
Filling date: 7 Sep 2025 Issue date: 29 Jul 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
Application
Utility: CARRIER-ASSISTED METHOD FOR PARTING CRYSTALLINE MATERIAL ALONG LASER DAMAGE REGION External link
Filling date: 7 Sep 2025 Issue date: 22 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
Application
Utility: Group III HEMT and Capacitor That Share Structural Features External link
Filling date: 7 Sep 2025 Issue date: 15 Jul 2021
Application
Utility: RADIO FREQUENCY AMPLIFIERS HAVING IMPROVED SHUNT MATCHING CIRCUITS External link
Filling date: 7 Sep 2025 Issue date: 8 Jul 2021
Grant
Utility: Hybrid power module External link
Filling date: 7 Sep 2025 Issue date: 6 Jul 2021
Grant
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
Application
Utility: WIDE BANDGAP SEMICONDUCTOR DEVICE WITH SENSOR ELEMENT External link
Filling date: 7 Sep 2025 Issue date: 1 Jul 2021
Application
Utility: LARGE DIAMETER SILICON CARBIDE WAFERS External link
Filling date: 7 Sep 2025 Issue date: 1 Jul 2021
Application
Utility: SEMICONDUCTOR DEVICES HAVING A PLURALITY OF UNIT CELL TRANSISTORS THAT HAVE SMOOTHED TURN-ON BEHAVIOR AND IMPROVED LINEARITY External link
Filling date: 7 Sep 2025 Issue date: 24 Jun 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
Application
Utility: HIGH ELECTRON MOBILITY TRANSISTORS AND POWER AMPLIFIERS INCLUDING SAID TRANSISTORS HAVING IMPROVED PERFORMANCE AND RELIABILITY External link
Filling date: 7 Sep 2025 Issue date: 10 Jun 2021
Application
Utility: SILICON CARBIDE WAFERS WITH RELAXED POSITIVE BOW AND RELATED METHODS External link
Filling date: 7 Sep 2025 Issue date: 10 Jun 2021
Application
Utility: Semiconductors Having Die Pads with Environmental Protection and Process of Making Semiconductors Having Die Pads with Environmental Protection External link
Filling date: 7 Sep 2025 Issue date: 10 Jun 2021
Grant
Utility: Bias voltage connections in RF power amplifier packaging External link
Filling date: 7 Sep 2025 Issue date: 8 Jun 2021

Showing 50 to 100 of 402 patents.