YT

Yoshihisa Tokumaru

OC Otsuka Chemical Co.: 6 patents #21 of 269Top 8%
OK Otsuka Kagaku Kabushiki Kaisya: 3 patents #27 of 183Top 15%
TC Taiho Pharmaceutical Co.: 2 patents #143 of 484Top 30%
📍 Tokushima, JP: #202 of 1,059 inventorsTop 20%
Overall (All Time): #561,074 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11114695 Electrolyte for electrochemical device, electrolytic solution, and electrochemical device Taiji Nakagawa, Shoji Hiketa 2021-09-07
10593488 Nonaqueous electrolytic solution for electric double layer capacitors Yoshihiro Okada, Taiji Nakagawa, Shoji Hiketa, Koichi Sorajo 2020-03-17
9905375 Nonaqueous electrolytic solution for electric double layer capacitor Taiji Nakagawa, Shoji Hiketa, Koichi Sorajo 2018-02-27
7714125 Process for producing penam compound useful for preparing tazobactam Isao Wada, Akihiro Shimabayashi 2010-05-11
7547777 Penam crystals and process for producing the same Akihiro Shimabayashi 2009-06-16
7514553 Process for producing penicillanic acid compound Norio Saito, Makoto Akizuki 2009-04-07
6339152 Process for producing exo-methylenepenam compounds Sigeru Torii, Hideo Tanaka, Yutaka Kameyama 2002-01-15
6063918 Process for preparing 2-isocephem derivatives Michio Sasaoka, Daisuke Suzuki, Delsoo Suh 2000-05-16
5688942 Process for preparing 2-isocephem derivatives Michio Sasaoka, Daisuke Suzuki, Delsoo Suh 1997-11-18