Joseph Buttyan

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Wilkins Township, Alleghney County, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Refractory resistors with etch stop for superconductor integrated c...
- Patent number 4,904,980
- Issue date Feb 27, 1990
- Westinghouse Electric Corp.
- John X. Przybysz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Selective silicon dioxide etchant for superconductor integrated cir...
- Patent number 4,904,341
- Issue date Feb 27, 1990
- Westinghouse Electric Corp.
- Richard D. Blaugher
- C03 - GLASS MINERAL OR SLAG WOOL