Takashi Tobita

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing N-polyoxyalkylated polyamides
- Patent number 5,039,758
- Issue date Aug 13, 1991
- Nisso Petrochemical Industries Co., Ltd.
- Takashi Tobita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing macrocyclic ester compounds
- Patent number 4,803,288
- Issue date Feb 7, 1989
- Nisso Petrochemical Industries Co., Ltd.
- Satoshi Kitamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing ether compounds
- Patent number 4,579,980
- Issue date Apr 1, 1986
- Nippon Soda Co. Ltd.
- Kiyoshi Kogoma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of ethers
- Patent number 4,391,994
- Issue date Jul 5, 1983
- Nisso Petrochemical Industrie Co., Ltd.
- Kiyoshi Kogoma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of diethers
- Patent number 4,385,190
- Issue date May 24, 1983
- Nisso Petrochemical Industry Company Limited
- Yu Ohashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of alkylene glycol ether ester of organi...
- Patent number 4,115,415
- Issue date Sep 19, 1978
- Nisso Petrochemical Industries Co., Ltd.
- Hiroshi Yoshihara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...