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Ernest N. Urfer
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Hopewell Junction, NY, US
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last 30 patents
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Patent Grant
Process and structure for minimizing delamination in the fabricatio...
Patent number
4,407,007
Issue date
Sep 27, 1983
International Business Machines Corporation
Kamalesh S. Desai
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Method of fabricating an improved multi-layer ceramic substrate
Patent number
4,336,088
Issue date
Jun 22, 1982
International Business Machines Corp.
Richard J. Hetherington
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Multi-layer ceramic substrate
Patent number
4,302,625
Issue date
Nov 24, 1981
International Business Machines Corp.
Richard J. Hetherington
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Recessed metallurgy for dielectric substrates
Patent number
3,956,052
Issue date
May 11, 1976
International Business Machines Corporation
Walter W. Koste
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES