Assignee
WOLFSPEED INC
US·190 granted patents·235 pending applications·212 citations·filing 2019–2025
Top patents by PatentIndex Score
425 records- 0198US11901181B2Carrier-assisted method for parting crystalline material along laser damage regionWOLFSPEED INC·Filed 2021·Granted Feb 13, 2024·7 cites·27 claims
- 0298US11519098B2Dislocation distribution for silicon carbide crystalline materialsWOLFSPEED INC·Filed 2020·Granted Dec 6, 2022·9 cites·46 claims
- 0397US11826846B2Laser-assisted method for parting crystalline materialWOLFSPEED INC·Filed 2020·Granted Nov 28, 2023·8 cites·23 claims
- 0497US11424333B2Drain and/or gate interconnect and finger structureWOLFSPEED INC·Filed 2020·Granted Aug 23, 2022·4 cites·20 claims
- 0596US12070875B2Silicon carbide wafers with relaxed positive bow and related methodsWOLFSPEED INC·Filed 2023·Granted Aug 27, 2024·5 cites·18 claims
- 0696US11911842B2Laser-assisted method for parting crystalline materialWOLFSPEED INC·Filed 2022·Granted Feb 27, 2024·7 cites·12 claims
- 0796US11696417B2High power multilayer module having low inductance and fast switching for paralleling power devicesWOLFSPEED INC·Filed 2022·Granted Jul 4, 2023·4 cites·19 claims
- 0896US11654596B2Silicon carbide wafers with relaxed positive bow and related methodsWOLFSPEED INC·Filed 2021·Granted May 23, 2023·10 cites·24 claims
- 0996US11652461B2Transistor level input and output harmonic terminationsWOLFSPEED INC·Filed 2020·Granted May 16, 2023·6 cites·20 claims
- 1096US11610991B2Gate trench power semiconductor devices having improved deep shield connection patternsWOLFSPEED INC·Filed 2020·Granted Mar 21, 2023·7 cites·22 claims
- 1196US11533024B2Multi-zone radio frequency transistor amplifiersWOLFSPEED INC·Filed 2020·Granted Dec 20, 2022·5 cites·22 claims
- 1296US11219966B1Laser-assisted method for parting crystalline materialWOLFSPEED INC·Filed 2020·Granted Jan 11, 2022·19 cites·28 claims
- 1394US12054850B2Large diameter silicon carbide wafersWOLFSPEED INC·Filed 2020·Granted Aug 6, 2024·5 cites·33 claims
- 1494US11887953B2Package for power electronicsWOLFSPEED INC·Filed 2021·Granted Jan 30, 2024·2 cites·22 claims
- 1594US11769827B2Power transistor with soft recovery body diodeWOLFSPEED INC·Filed 2020·Granted Sep 26, 2023·3 cites·26 claims
- 1694US11756910B2Package for power electronicsWOLFSPEED INC·Filed 2021·Granted Sep 12, 2023·2 cites·20 claims
- 1793US12224218B2Semiconductor packages with increased power handlingWOLFSPEED INC·Filed 2022·Granted Feb 11, 2025·4 cites·33 claims
- 1893US12125806B2Electronic device packages with internal moisture barriersWOLFSPEED INC·Filed 2023·Granted Oct 22, 2024·1 cites·19 claims
- 1993US11664436B2Semiconductor devices having gate resistors with low variation in resistance valuesWOLFSPEED INC·Filed 2021·Granted May 30, 2023·2 cites·24 claims
- 2093US11417746B2High power transistor with interior-fed fingersWOLFSPEED INC·Filed 2019·Granted Aug 16, 2022·7 cites·22 claims
- 2192US12402380B2Nondestructive characterization for crystalline wafersWOLFSPEED INC·Filed 2024·Granted Aug 26, 2025·1 cites·29 claims
- 2292US11810912B2Semiconductor devices having asymmetric integrated gate resistors for balanced turn-on/turn-off behaviorWOLFSPEED INC·Filed 2021·Granted Nov 7, 2023·2 cites·24 claims
- 2392US11769828B2Gate trench power semiconductor devices having improved deep shield connection patternsWOLFSPEED INC·Filed 2021·Granted Sep 26, 2023·2 cites·28 claims
- 2491US11749726B2Field effect transistor with source-connected field plateWOLFSPEED INC·Filed 2021·Granted Sep 5, 2023·2 cites·33 claims
- 2591US11721617B2Power moduleWOLFSPEED INC·Filed 2021·Granted Aug 8, 2023·2 cites·28 claims
- 2691USD969762SPower semiconductor packageWOLFSPEED INC·Filed 2021·Granted Nov 15, 2022·15 cites·1 claims
- 2791US11281245B1Bias circuits and improved linearity bias schemes for RF power devicesWOLFSPEED INC·Filed 2021·Granted Mar 22, 2022·5 cites·43 claims
- 2891US2026071350A1Large diameter silicon carbide wafersWOLFSPEED INC·Filed 2025·Application pending·0 cites
- 2991US2026071351A1Large diameter silicon carbide wafersWOLFSPEED INC·Filed 2025·Application pending·0 cites
- 3090US11936342B2Output-integrated transistor amplifier device packages incorporating internal connectionsWOLFSPEED INC·Filed 2021·Granted Mar 19, 2024·2 cites·25 claims
- 3190US11658234B2Field effect transistor with enhanced reliabilityWOLFSPEED INC·Filed 2021·Granted May 23, 2023·2 cites·24 claims
- 3290US11563080B2Trenched power device with segmented trench and shieldingWOLFSPEED INC·Filed 2020·Granted Jan 24, 2023·2 cites·27 claims
- 3389US11887945B2Semiconductor device with isolation and/or protection structuresWOLFSPEED INC·Filed 2020·Granted Jan 30, 2024·2 cites·26 claims
- 3489US2024367348A1Silicon Carbide Wafers with Relaxed Positive Bow and Related MethodsWOLFSPEED INC·Filed 2024·Application pending·0 cites
- 3588US12317559B2Wide bandgap unipolar/bipolar transistorWOLFSPEED INC·Filed 2022·Granted May 27, 2025·1 cites·43 claims
- 3688US11791389B2Radio frequency transistor amplifiers having widened and/or asymmetric source/drain regions for improved on-resistance performanceWOLFSPEED INC·Filed 2021·Granted Oct 17, 2023·2 cites·26 claims
- 3787US12324179B2Group III-nitride high-electron mobility transistors with a buried metallic conductive material layer and process for making the sameWOLFSPEED INC·Filed 2021·Granted Jun 3, 2025·1 cites·35 claims
- 3887US12150258B2Dual inline power moduleWOLFSPEED INC·Filed 2022·Granted Nov 19, 2024·1 cites·37 claims
- 3987US12125701B2Large dimension silicon carbide single crystalline materials with reduced crystallographic stressWOLFSPEED INC·Filed 2020·Granted Oct 22, 2024·2 cites·10 claims
- 4087US2026039264A1Semiconductor device packages with exposed heat dissipating surfaces and methods of fabricating the sameWOLFSPEED INC·Filed 2025·Application pending·0 cites
- 4186US11830810B2Packaged transistor having die attach materials with channels and process of implementing the sameWOLFSPEED INC·Filed 2020·Granted Nov 28, 2023·2 cites·22 claims
- 4286US11367696B2Radio frequency amplifiers having improved shunt matching circuitsWOLFSPEED INC·Filed 2020·Granted Jun 21, 2022·2 cites·20 claims
- 4385US12473661B2Large diameter silicon carbide wafersWOLFSPEED INC·Filed 2024·Granted Nov 18, 2025·0 cites·20 claims
- 4485US12376319B2Support shield structures for trenched semiconductor devicesWOLFSPEED INC·Filed 2022·Granted Jul 29, 2025·1 cites·34 claims
- 4585US12024794B2Reduced optical absorption for silicon carbide crystalline materialsWOLFSPEED INC·Filed 2021·Granted Jul 2, 2024·1 cites·19 claims
- 4685USRE49913EVertical power transistor deviceWOLFSPEED INC·Filed 2020·Granted Apr 9, 2024·1 cites·38 claims
- 4785US11361454B2Alignment for wafer imagesWOLFSPEED INC·Filed 2020·Granted Jun 14, 2022·2 cites·42 claims
- 4884US12594622B2Laser-assisted method for parting crystalline materialWOLFSPEED INC·Filed 2024·Granted Apr 7, 2026·0 cites·18 claims
- 4984US11502178B2Field effect transistor with at least partially recessed field plateWOLFSPEED INC·Filed 2020·Granted Nov 15, 2022·1 cites·45 claims
- 5084US2025351495A1Nondestructive characterization for crystalline wafersWOLFSPEED INC·Filed 2025·Application pending·0 cites
Showing the top 50 of 425 patent records by PatentIndex Score.
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