Mayumi Tsuchiya

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Guanidine derivatives and process for their production
- Patent number 6,187,955
- Issue date Feb 13, 2001
- Kao Corporation
- Minoru Nagai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cosmetics containing guanidine derivatives
- Patent number 5,723,133
- Issue date Mar 3, 1998
- Kao Corporation
- Minoru Nagai
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE