Hiroshi Kamata

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aromatic polyester, aromatic polyester-amide and processes for prod...
- Patent number 5,025,082
- Issue date Jun 18, 1991
- Mitsubishi Kasei Corporation
- Osamu Kishiro
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Wholly aromatic polyester and process for its production
- Patent number 4,857,626
- Issue date Aug 15, 1989
- Mitsubishi Chemical Industries Limited
- Osamu Kishiro
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...