Charles W. Tu

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Bridgewater, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making a semiconductor-insulator-semiconductor structure
- Patent number 4,935,382
- Issue date Jun 19, 1990
- American Telephone and Telegraph Company
- Wilbur D. Johnston
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Single crystal films of cubic group II fluorides on semiconductor c...
- Patent number 4,878,956
- Issue date Nov 7, 1989
- American Telephone and Telegraph Company AT&T Bell Laboratories
- Wilbur D. Johnston
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating single crystal films of cubic group II fluori...
- Patent number 4,870,032
- Issue date Sep 26, 1989
- American Telephone and Telegraph Company, AT&T Bell Laboratories
- Wilbur D. Johnston
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gaseous etching process
- Patent number 4,689,115
- Issue date Aug 25, 1987
- American Telephone and Telegraph Company, AT&T Bell Laboratories
- Dale E. Ibbotson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Shallow impurity neutralization
- Patent number 4,610,731
- Issue date Sep 9, 1986
- AT&T Bell Laboratories
- Jacques P. Chevallier
- H01 - BASIC ELECTRIC ELEMENTS