Jeffrey M. Farina

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Zionsville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Thermionic cathode with continuous bimetallic wall
- Patent number 5,729,084
- Issue date Mar 17, 1998
- UTI Corporation
- John Richard Hale
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermionic cathode with continuous bimetallic wall having varying w...
- Patent number 5,422,536
- Issue date Jun 6, 1995
- UTI Corporation
- John R. Hale
- H01 - BASIC ELECTRIC ELEMENTS