TK

Tetsuya Kawahara

EI Eisai: 21 patents #30 of 998Top 4%
EC Eisai R&D Management Co.: 6 patents #113 of 817Top 15%
📍 Ugo, JP: #1 of 203 inventorsTop 1%
Overall (All Time): #146,206 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5037827 Glycerin derivative and its pharmacological use Kazuo Okano, Osamu Asano, Naoyuki Shimomura, Shinya Abe, Shuhei Miyazawa +11 more 1991-08-06
4929623 Benzothiazole derivative Shinya Abe, Mitsuaki Miyamoto, Masayuki Tanaka, Kozo Akasaka, Kenji Hayashi +4 more 1990-05-29