Yu Ikeda

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Melanin production inhibitor
- Patent number 8,846,012
- Issue date Sep 30, 2014
- Pola Chemical Industries Inc.
- Kouji Yokoyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
MELANIN PRODUCTION INHIBITOR
- Publication number 20150328107
- Publication date Nov 19, 2015
- Pola Chemical Industries Inc.
- Kouji Yokoyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MELANIN PRODUCTION INHIBITOR
- Publication number 20140363389
- Publication date Dec 11, 2014
- Kouji Yokoyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MELANIN PRODUCTION INHIBITOR
- Publication number 20110243865
- Publication date Oct 6, 2011
- POLA CHEMICAL INDUSTRIES INC.
- Kouji Yokoyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE