William Powazinik

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Marlborough, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Structure for indium phosphide/indium gallium arsenide phosphide bu...
- Patent number 5,222,091
- Issue date Jun 22, 1993
- GTE Laboratories Incorporated
- Roger P. Holmstrom
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Monolithically integrated semiconductor optical preamplifier
- Patent number 5,103,455
- Issue date Apr 7, 1992
- GTE Laboratories Incorporated
- Elliot Eichen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating indium phosphide/indium gallium arsenide pho...
- Patent number 5,082,799
- Issue date Jan 21, 1992
- GTE Laboratories Incorporated
- Roger P. Holmstrom
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Monolithically integrated ridge waveguide semiconductor optical pre...
- Patent number 5,069,561
- Issue date Dec 3, 1991
- GTE Laboratories Incorporated
- William C. Rideout
- H01 - BASIC ELECTRIC ELEMENTS