Dwain R. Chapman

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Adrian, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Acrylic silicate compositions and methods and highly oxygen-permeab...
- Patent number 4,824,922
- Issue date Apr 25, 1989
- Fused Kontacts of Chicago
- Dwain R. Chapman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acrylic silicate compositions and methods and highly oxygen-permeab...
- Patent number 4,709,066
- Issue date Nov 24, 1987
- Fused Kontacts of Chicago
- Dwain R. Chapman
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of heat stable silicone fluids
- Patent number 4,230,632
- Issue date Oct 28, 1980
- SWS Silicones Corporation
- Dwain R. Chapman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...