Mark W. Witman

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Krefeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Thermoplastic polyester molding composition having an improved impa...
- Patent number 4,745,148
- Issue date May 17, 1988
- Mobay Corporation
- James Y. J. Chung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilized polycarbonate composition
- Patent number 4,581,397
- Issue date Apr 8, 1986
- Mobay Corporation
- Mark W. Witman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate compositions having improved rigidity
- Patent number 4,506,047
- Issue date Mar 19, 1985
- Mobay Chemical Corporation
- Mark W. Witman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blowing agents for thermoplastic compositions
- Patent number 4,500,653
- Issue date Feb 19, 1985
- Mobay Chemical Corporation
- Manfred Schmidt
- C07 - ORGANIC CHEMISTRY