Jack L. Sorkin

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University Heights, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Lithographic plate and photoresist having photosensitive layers of...
- Patent number 4,486,526
- Issue date Dec 4, 1984
- Richardson Graphics Company
- Daniel C. Thomas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Lithographic plate and photoresist having photosensitive layers of...
- Patent number 4,330,611
- Issue date May 18, 1982
- Richardson Graphics Company
- Daniel C. Thomas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Lithographic plate and photoresist having photosensitive layers of...
- Patent number 4,133,685
- Issue date Jan 9, 1979
- Richardson Chemical Company
- Daniel C. Thomas
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...