IM

Isamu Maruyama

SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
SL Sumitomo Pharmaceuticals Company Limited: 2 patents #67 of 327Top 25%
Overall (All Time): #1,303,226 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4843078 Succinimide derivatives, and their production and use Kikuo Ishizumi, Fujio Antoku, Atsuyuki Kojima 1989-06-27
4745117 Imide derivatives and compositions for use as antipsychotic agents Kikuo Ishizumi, Fujio Antoku, Atuyuki Kojima 1988-05-17
4325886 Optical resolution of acylthiopropionic acid Naohito Ohashi, Hiroyuki Mizote, Shoji Nagata, Kikuo Ishizumi, Junki Katsube 1982-04-20
4230706 Antihypertensive quinazoline compounds Shunji Aono, Junki Katsube 1980-10-28