Takayoshi Sakamoto

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Hiratsuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing pitch carbon fibers
- Patent number 4,656,022
- Issue date Apr 7, 1987
- Nippon Oil Company, Limited
- Seiichi Uemura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing pitch carbon fibers
- Patent number 4,618,463
- Issue date Oct 21, 1986
- Nippon Oil Company
- Seiichi Uemura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing pitch based graphite fibers
- Patent number 4,574,077
- Issue date Mar 4, 1986
- Nippon Oil Company Limited
- Seiichi Uemura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING