Koh Mori

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Hino, JA

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Patents Grantslast 30 patents

Information Patent Grant
Novel nitrogen-containing aromatic polymers and process for their p...
- Patent number 4,086,209
- Issue date Apr 25, 1978
- Teijin Limited
- Shigeyoshi Hara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic polymers containing a nitrogen-containing ring group, and...
- Patent number 4,085,090
- Issue date Apr 18, 1978
- Teijin Limited
- Shigeyoshi Hara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel aromatic imine polymers and process for the preparation thereof
- Patent number 4,069,206
- Issue date Jan 17, 1978
- Teijin Limited
- Shigeyoshi Hara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...