Hiroshi Tomiyama

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Nobeoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyamide resin composition
- Patent number 6,515,058
- Issue date Feb 4, 2003
- Asahi Kasei Kogyo Kabushiki Kaisha
- Hiroshi Tomiyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyhexamethyleneadipamide fiber and composition
- Patent number 6,288,153
- Issue date Sep 11, 2001
- Asahi Kasei Kabushiki Kaisha
- Katsuya Shimizu
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Polyhexamethylene adipamide fibers and process for producing the same
- Patent number 5,929,148
- Issue date Jul 27, 1999
- Asahi Kasei Kogyo Kabushiki Kaisha
- Katsuya Shimizu
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING