Yoshio Hatakawa

Person

Higashiosaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of producing powdery high HLB sugar fatty acid ester
- Patent number 5,144,022
- Issue date Sep 1, 1992
- Dai-Ichi Kogyo Seiyaku Co., Ltd.
- Shusaku Matsumoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for purifying sucrose fatty acid esters having high HLB
- Patent number 5,017,697
- Issue date May 21, 1991
- Dai-Ichi Kogyo Seiyaku Co., Ltd.
- Shusaku Matsumoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for purifying sucrose fatty acid esters
- Patent number 5,011,922
- Issue date Apr 30, 1991
- Dai-Ichi Kogyo Seiyaku Co., Ltd.
- Shusaku Matsumoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for purifying sucrose fatty acid esters
- Patent number 5,008,387
- Issue date Apr 16, 1991
- Dai-Ichi Kogyo Seiyaku Co., Ltd.
- Shusaku Matsumoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing sucrose fatty acid ester powder
- Patent number 4,996,309
- Issue date Feb 26, 1991
- Dai-Ichi Kogyo Seiyaku Co., Ltd.
- Shusaku Matsumoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for recovering unreacted sucrose from reaction mixture in s...
- Patent number 4,995,911
- Issue date Feb 26, 1991
- Dai-Ichi Kogyo Seiyaku Co., Ltd.
- Shusaku Matsumoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing high molecular weight acrylic polymers
- Patent number 4,762,862
- Issue date Aug 9, 1988
- Dai-ichi Kogyo Seiyaku Co. Ltd.
- Akira Yada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Yoshio Hatakawa

Person

Patents Grantslast 30 patents

Method of producing powdery high HLB sugar fatty acid ester

Process for purifying sucrose fatty acid esters having high HLB

Process for purifying sucrose fatty acid esters

Process for purifying sucrose fatty acid esters

Process for preparing sucrose fatty acid ester powder

Process for recovering unreacted sucrose from reaction mixture in s...

Process for preparing high molecular weight acrylic polymers