Yukio Doi

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Ibo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing aqueous biodegradable polyester dispersion
- Patent number 6,716,911
- Issue date Apr 6, 2004
- Showa Highpolymer Co., Ltd.
- Yukio Doi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of manufacturing water-based silicone-type graft copolymer e...
- Patent number 5,594,067
- Issue date Jan 14, 1997
- Showa Highpolymer Co., Ltd.
- Yukio Doi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silicone copolymer emulsion
- Patent number 5,462,988
- Issue date Oct 31, 1995
- Showa Highpolymer Co., Ltd.
- Yukio Doi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Process for producing aqueous dispersion of biodegradable polyester
- Publication number 20030181630
- Publication date Sep 25, 2003
- Yukio Doi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...