Hiroshi Doi

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Tsuchiura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Skin activator with glycosaminoglycan production-accelerating effect
- Patent number 6,019,989
- Issue date Feb 1, 2000
- Institute for Advanced Skin Research Inc.
- Shinji Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Skin activator with glycosaminoglycan production-accelerating effect
- Patent number 5,849,309
- Issue date Dec 15, 1998
- Institute for Advanced Skin Research Inc.
- Shinji Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Skin activator with glycosaminoglycan production-accelerating effect
- Patent number 5,723,136
- Issue date Mar 3, 1998
- Institute for Advanced Skin Research, Inc.
- Shinji Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE