Janna B. Dufrene

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Starkville, MS, US

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Patents Grantslast 30 patents

Information Patent Grant
Silicon carbide bipolar junction transistor with overgrown base region
- Patent number 6,815,304
- Issue date Nov 9, 2004
- Semisouth Laboratories, LLC
- Igor Sankin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power SiC devices having raised guard rings
- Patent number 6,693,308
- Issue date Feb 17, 2004
- Semisouth Laboratories, LLC
- Igor Sankin
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Silicon carbide bipolar junction transistor with overgrown base region
- Publication number 20030160302
- Publication date Aug 28, 2003
- Igor Sankin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER SIC DEVICES HAVING RAISED GUARD RINGS
- Publication number 20030162355
- Publication date Aug 28, 2003
- Igor Sankin
- H01 - BASIC ELECTRIC ELEMENTS