Inventor
ARAI YOICHIRO
JP3 patents
Patents
3 patentsUS5380359AJan 10, 1995
Cosmetics based on naturally derived melanin-coated pigments
KYOWA HAKKO KOGYO KK59 citations93
US5468474ANov 21, 1995
N-acylglutamine derivatives and cosmetic compositions
KYOWA HAKKO KOGYO KK18 citations81
US5112613AMay 12, 1992
Cosmetic composition
KYOWA HAKKO KOGYO KK20 citations78