Yoshihiro Eika

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Otsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydrophilic substance and a production method thereof
- Patent number 7,470,368
- Issue date Dec 30, 2008
- Toray Industries, Inc.
- Hiroyuki Sugaya
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Hydrophilic substance and a production method thereof
- Publication number 20080061002
- Publication date Mar 13, 2008
- TORAY INDUSTRIES, INC.
- Hiroyuki Sugaya
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Hydrophilic material and process for producing the same
- Publication number 20040247682
- Publication date Dec 9, 2004
- Hiroyuki Sugaya
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE