Akio Takahashi

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Solebury, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cationic reaction product of kraft lignin with aldehyde and polyamine
- Patent number 4,455,257
- Issue date Jun 19, 1984
- Reed Lignin, Inc.
- Henry W. Hoftiezer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ligno-novolak resin molding compositions
- Patent number 4,320,036
- Issue date Mar 16, 1982
- American Can Company
- Riad H. Gobran
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...