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Richard V. Posney
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Freeport, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Lightweight vacuum shuttle
Patent number
5,259,859
Issue date
Nov 9, 1993
PPG Industries, Inc.
George R. Claassen
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Extended surface pressing mold and method of sheet shaping
Patent number
4,741,751
Issue date
May 3, 1988
PPG Industries, Inc.
George R. Claassen
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Slotted glass sheet shaping mold
Patent number
4,272,274
Issue date
Jun 9, 1981
PPG Industries, Inc.
Robert G. Frank
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Slotted glass sheet shaping mold
Patent number
4,197,108
Issue date
Apr 8, 1980
PPG Industries, Inc.
Robert G. Frank
C03 - GLASS MINERAL OR SLAG WOOL