Takayuki Katagiri

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Benzo[b]pyran derivatives useful as external agents...
- Patent number 6,495,524
- Issue date Dec 17, 2002
- Pola Chemical Industries Inc.
- Takao Hattori
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
SKIN-WHITENING COSMETIC
- Publication number 20090054515
- Publication date Feb 26, 2009
- Pola Chemical Industries Inc.
- Takayuki Katagiri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE