Isamu Kubota

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Amphoteric water-soluble polymer dispersion and use thereof
- Patent number 7,250,462
- Issue date Jul 31, 2007
- Hymo Corporation
- Isamu Kubota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Amphoteric water-soluble polymer dispersion and use thereof
- Publication number 20040132896
- Publication date Jul 8, 2004
- Isamu Kubota
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...