Henry Y. Lew

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El Cerrito, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of a low viscosity alkyl toluene or alk...
- Patent number 4,608,204
- Issue date Aug 26, 1986
- Chevron Research Company
- Henry Y. Lew
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nitrothiophene-accelerated lactam polymerization
- Patent number 4,180,650
- Issue date Dec 25, 1979
- Chevron Research Company
- Henry Y. Lew
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Nitrobenzene-accelerated lactam polymerization
- Patent number 4,171,425
- Issue date Oct 16, 1979
- Chevron Research Company
- Henry Y. Lew
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Triarylmethylhalide-accelerated lactam polymerization
- Patent number 4,171,426
- Issue date Oct 16, 1979
- Chevron Research Company
- Henry Y. Lew
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...