OY

Osamu Yamada

NK Nippon Kayaku: 5 patents #128 of 1,103Top 15%
FI Fuso Pharmaceutical Industries: 4 patents #25 of 153Top 20%
KC Kaken Pharmaceutical Co.: 4 patents #37 of 335Top 15%
SC Sagami Chemical Research Center: 4 patents #36 of 312Top 15%
TU Tohoku University: 4 patents #157 of 1,680Top 10%
NU National University Corporation Gunma University: 2 patents #32 of 263Top 15%
Overall (All Time): #371,662 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11591297 Compound having PD-L1 expression-suppressing action Haruhisa Kikuchi, Yoshiteru Oshima, Toshio Hattori, Jing Zhang, Shinya Kida +1 more 2023-02-28
11040937 Amide derivative Haruhisa Kikuchi, Yoshiteru Oshima, Toshio Hattori, Yuzuru Kubohara, Jing Zhang +2 more 2021-06-22
10550120 Indole alkaloid compound having immune checkpoint inhibitory action Haruhisa Kikuchi, Yoshiteru Oshima, Toshio Hattori, Jing Zhang, Shinya Kida +1 more 2020-02-04
9463188 Osteopontin production inhibitor containing dictyopyrone derivative or dihydrodictyopyrone derivative as active ingredient Haruhisa Kikuchi, Yoshiteru Oshima, Toshio Hattori, Yuzuru Kubohara, Jing Zhang +2 more 2016-10-11
5883049 Hydantoin derivatives and herbicides containing said derivatives as active ingredient Kenji Hirai, Tomoyuki Yano, Natsuko Okano, Sadayuki Ugai 1999-03-16
5612289 4-imino-oxazolidine-2-one derivatives, a process for producing such derivatives and a herbicide containing them as an active ingredient Kenji Hirai, Tomoko Matsukawa, Tomoyuki Yano, Katsuyuki Masuda, Tomoko Yoshii +2 more 1997-03-18
5554581 Tetrahydrophthalamide derivative, intermediate for producing the same, production of both, and herbicide containing the same as active ingredient Kenji Hirai, Tomoko Matsukawa, Tomoyuki Yano, Emiko Ejiri, Kiyomi Aizawa +4 more 1996-09-10
5506190 Tetrahydrophthalamide derivative, intermediate for producing the same, production of both, and herbicide containing the same as active ingredient Kenji Hirai, Tomoko Matsukawa, Tomoyuki Yano, Emiko Ejiri, Kiyomi Aizawa +4 more 1996-04-09
4594099 N-substituted-.DELTA..sup.1 -tetrahydrophthalimide derivatives Mikio Yanagi, Fumio Futatsuya, Kenji Kobayashi 1986-06-10
4561880 1H[1,2,4]-Triazolo[1,2-a]pyridazine-1,3-diones useful as herbicides Shizuo Shimano, Shinichi Kobayashi, Mikio Yanagi, Atsuhiko Shida, Fumio Futatsuya 1985-12-31
4531964 Heterocyclic compound and a herbicidal composition containing said compound Shizuo Shimano, Shinichi Kobayashi, Mikio Yanagi, Mikio Saito, Fumio Futatsuya 1985-07-30
4472190 N-Substituted-tetrahydroisophthalimide derivatives Mikio Yanagi, Fumio Futatsuya, Atsuhiko Shida 1984-09-18
4200632 2-Hydroxy benzamide derivatives and use thereof as fungicides Taizo Nakagawa, Kaoru Ohmori, Seiji Mochizuki, Eiichi Tanaka 1980-04-29