Akira Nakao

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photochromic compound oxide and cosmetic comprising the same
- Patent number 5,762,913
- Issue date Jun 9, 1998
- Catalysss & Chemicals Industries Co., Ltd.
- Hirokazu Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE