Masuo Shinya

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optically anisotropic carbonaceous pitch
- Patent number 4,655,902
- Issue date Apr 7, 1987
- Toa Nenryo Kogyo Kabushiki Kaisha
- Takayuki Izumi
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing optically anisotropic carbonaceous pitch
- Patent number 4,601,813
- Issue date Jul 22, 1986
- Toa Wenryo Kogyo Kabushiki Kaisha
- Takayuki Izumi
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing carbonyl compounds
- Patent number 4,551,556
- Issue date Nov 5, 1985
- Toa Nenryo Kogyo Kabushiki Kaisha
- Eiichiro Nishikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of removing oxygen from a gas containing an unsaturated hydr...
- Patent number 4,299,800
- Issue date Nov 10, 1981
- Toa Nenryo Kogyo Kabushiki Kaisha
- Eiichiro Nishikawa
- C07 - ORGANIC CHEMISTRY