Shigenori Kumagai

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photochromic color rendering regulatory composition and cosmetics
- Patent number 5,628,934
- Issue date May 13, 1997
- Shiseido Co. Ltd.
- Kazuhisa Ohno
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method and apparatus for measuring ultraviolet protection effective...
- Patent number 5,500,533
- Issue date Mar 19, 1996
- Shiseido Company, Ltd.
- Katsuki Ogawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Water-in-oil emulsion solid cosmetic composition
- Patent number 5,362,482
- Issue date Nov 8, 1994
- Shiseido Company Ltd.
- Toshio Yoneyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Magnesium aluminometasilicate coated composite powder and use thereof
- Patent number 5,182,103
- Issue date Jan 26, 1993
- Shiseido Company, Ltd.
- Toshihiko Nakane
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Photochromic flesh-colored pigment and process for producing the same
- Patent number 5,176,905
- Issue date Jan 5, 1993
- Shiseido Co., Ltd.
- Kazuhisa Ohno
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Composite powder and production process
- Patent number 5,122,418
- Issue date Jun 16, 1992
- Shiseido Company Ltd.
- Toshihiko Nakane
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE