Hideyuki Ishizu

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Water absorbent material and absorbent article using same
- Patent number 6,969,750
- Issue date Nov 29, 2005
- Dainippon Ink and Chemicals, Inc.
- Hisakazu Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Processes for producing polycarbonate polyols
- Patent number 4,891,421
- Issue date Jan 2, 1990
- Dainippon Ink and Chemicals, Inc.
- Katsuhide Nishimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Water absorbent material and absorbent article using same
- Publication number 20050171309
- Publication date Aug 4, 2005
- Dainippon Ink and Chemicals, Inc.
- Hisakazu Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Water-absorbing material and absorbent article employing the same
- Publication number 20030045198
- Publication date Mar 6, 2003
- Hisakazu Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...