Membership
Tour
Register
Log in
Shinichi Masuda
Follow
Person
Wakayama, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Aroyl ketone derivative, UV ray absorber comprising the same, and c...
Patent number
5,191,121
Issue date
Mar 2, 1993
Kao Corporation
Shinji Yamada
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aroyl ketone derivative, UV ray absorber comprising the same, and c...
Patent number
5,146,002
Issue date
Sep 8, 1992
Kao Corporation
Shinji Yamada
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cosmetic composition
Patent number
5,041,283
Issue date
Aug 20, 1991
Kao Corporation
Katsumi Kita
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Novel chalcone derivatives and ultraviolet absorbers comprising the...
Patent number
4,584,190
Issue date
Apr 22, 1986
Kao Corporation
Tohru Tejima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE