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Katsuhiro Watanabe
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Vegetable sterol ester-containing composition and additive that inc...
Patent number
7,718,817
Issue date
May 18, 2010
San-ei Kagaku Co., Ltd.
Katsuhiro Watanabe
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Composition for blending to hair treating agent and hair treating a...
Patent number
7,150,868
Issue date
Dec 19, 2006
San-ei Kagaku Co., Ltd.
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Composition for blending to hair treating agents and a hair treatin...
Patent number
7,052,682
Issue date
May 30, 2006
San-ei Kagaku Co., Ltd.
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Composition for blending to hair treating agents and a hair treatin...
Patent number
6,939,537
Issue date
Sep 6, 2005
San-ei Kagaku Co., Ltd.
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Composition for blending to hair treating agents and a hair treatin...
Patent number
6,878,368
Issue date
Apr 12, 2005
San-ei Kagaku Co., Ltd.
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Composition for blending to hair treating agent and a hair treating...
Patent number
6,835,375
Issue date
Dec 28, 2004
San-ei Kagaku Co., Ltd.
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method and apparatus for diagnosis of hair for permanent waving
Patent number
4,510,951
Issue date
Apr 16, 1985
San-Ei Kagaku Co., L.T.D.
Katsuhiro Watanabe
A45 - HAND OR TRAVELLING ARTICLES
Information
Patent Grant
Method and apparatus for diagnosis of hair for permanent waving
Patent number
4,474,193
Issue date
Oct 2, 1984
San-Ei Kagaku Co., Ltd.
Katsuhiro Watanabe
A45 - HAND OR TRAVELLING ARTICLES
Patents Applications
last 30 patents
Information
Patent Application
Vegetable sterol ester-containing composition and additive that inc...
Publication number
20060280764
Publication date
Dec 14, 2006
SAN-EI KAGAKU Co., Ltd.
Katsuhiro Watanabe
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Composition for blending to hair treating agent and hair treating a...
Publication number
20050196367
Publication date
Sep 8, 2005
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Vegetable sterol ester-containing composition and additive that inc...
Publication number
20050152864
Publication date
Jul 14, 2005
Katsuhiro Watanabe
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Composition for blending to hair treating agents and a hair treatin...
Publication number
20050095214
Publication date
May 5, 2005
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Composition for blending to hair treating agents and a hair treatin...
Publication number
20030103923
Publication date
Jun 5, 2003
SAN-EI KAGAKU Co., Ltd.
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Composition for blending to hair treating agent and a hair treating...
Publication number
20030103925
Publication date
Jun 5, 2003
SAN-EI KAGAKU Co., Ltd.
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Composition for blending to hair treating agents and a hair treatin...
Publication number
20030086897
Publication date
May 8, 2003
SAN-EI KAGAKU Co., Ltd.
Toshio Ohta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE