AO

Akihiko Okamoto

KC Kyowa Hakko Kogyo Co.: 2 patents #380 of 943Top 45%
📍 Numazu, JP: #465 of 856 inventorsTop 55%
Overall (All Time): #2,271,240 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5670492 DC-89 derivatives Nobuyoshi Amishiro, Satoru Nagamura, Hiromitsu Saito, Eiji Kobayashi, Katsushige Gomi 1997-09-23
5641780 Pyrrolo-indole derivatives Nobuyoshi Amishiro, Satoru Nagamura, Hiromitsu Saito, Eiji Kobayashi, Katsushige Gomi 1997-06-24