HO

Hiroyuki Ohsu

KA Kao: 2 patents #1,388 of 3,221Top 45%
Overall (All Time): #2,256,742 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5723497 Amine derivative and dermatologic preparation containing the same Yukihiro Ohashi, Yukihiro Yada, Yoshinori Takema, Taketoshi Fujimori, Akira Kawamata +5 more 1998-03-03
5709816 Singlet oxygen quenchers and external compositions containing the same Masakazu Yamaguchi, Eiichi Nishizawa, Mitsuru Sugiyama, Koichi Nakamura, Yoshinori Takema 1998-01-20