RC

Richard Clark

EI Eisai: 18 patents #45 of 998Top 5%
EC Eisai R&D Management Co.: 10 patents #46 of 817Top 6%
📍 Tsuchiura, JP: #23 of 519 inventorsTop 5%
Overall (All Time): #146,207 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5237091 Naphthalene derivatives Hiroyuki Yoshimura, Shinya Abe, Tetsuya Kawahara, Naoyuki Shimomura, Kazuo Okano +12 more 1993-08-17
5221671 Triazolo-1,4-diazepine derivatives and their use in pharmaceuticals Kazuo Okano, Shuhei Miyazawa, Shinya Abe, Tetsuya Kawahara, Naoyuki Shimomura +14 more 1993-06-22