Shigeru Kurihara

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing .alpha.,.beta.-unsaturated nitrile
- Patent number 5,965,765
- Issue date Oct 12, 1999
- Asahi Kasei Kogyo Kabushiki Kaisha
- Shigeru Kurihara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Highly purified acetonitrile and process for purifying crude aceton...
- Patent number 5,629,443
- Issue date May 13, 1997
- Asahi Kasei Kogyo Kabushiki Kaisha
- Shigeo Nakamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for recovering and utilizing waste heat
- Patent number 4,530,826
- Issue date Jul 23, 1985
- Asahi Kasei Kogyo Kabushiki Kaisha
- Hiroyuki Ohashi
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process for producing unsaturated nitrile
- Patent number 4,434,029
- Issue date Feb 28, 1984
- Asahi Kasei Kogyo Kabushiki Kaisha
- Shigeru Kurihara
- C07 - ORGANIC CHEMISTRY