Koichi Nakagawa

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Patents Grantslast 30 patents

Information Patent Grant
Acrylic acid derivatives, method for preparing the acrylic acid der...
- Patent number 5,834,576
- Issue date Nov 10, 1998
- Nippon Shokubai Co., Ltd.
- Hideaki Nagano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acrylic ester derivative and producing of the same and acrylic-este...
- Patent number 5,783,678
- Issue date Jul 21, 1998
- Nippon Shokubai Co., Ltd.
- Keiji Yurugi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stabilization method of vinyl compound with hydroxy group and compo...
- Patent number 5,760,278
- Issue date Jun 2, 1998
- Nippon Shokubai Co., Ltd.
- Koichi Nakagawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing a vinyl compound having a hydroxy group
- Patent number 5,703,270
- Issue date Dec 30, 1997
- Nippon Shokubai Co., Ltd.
- Koichi Nakagawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Maleimide compounds having improved in storage stability
- Patent number 5,556,991
- Issue date Sep 17, 1996
- Nippon Shokubai Co., Ltd.
- Yuichi Kita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for production of maleimides
- Patent number 4,851,547
- Issue date Jul 25, 1989
- Nippon Shokubai Kagaku Kogyo Co., Ltd.
- Yuichi Kita
- C07 - ORGANIC CHEMISTRY