Kiyoshi Kawamura

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Chiba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multibranched polymer and method for producing the same
- Patent number 8,710,165
- Issue date Apr 29, 2014
- Nippon Soda Co., Ltd.
- Takeshi Niitani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multibranched polymer and method for producing the same
- Patent number 7,919,570
- Issue date Apr 5, 2011
- Nippon Soda Co., Ltd.
- Takeshi Niitani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer, crosslinked polymer, composition for solid polymer electro...
- Patent number 7,645,830
- Issue date Jan 12, 2010
- Nippon Soda Co., Ltd.
- Takeshi Niitani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Multibranched polymer and method for producing the same
- Publication number 20110152388
- Publication date Jun 23, 2011
- Nippon Soda Co., Ltd.
- Takeshi Niitani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Multibrached Polymer and Method for Producing the Same
- Publication number 20080214685
- Publication date Sep 4, 2008
- Nippon Soda Co., Ltd.
- Takeshi Niitani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polymer, Crosslinked Polymer, Composition for Solid Polymer Electro...
- Publication number 20080166636
- Publication date Jul 10, 2008
- Takeshi Niitani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...