HK

Hidetoshi Kawashima

EI Eisai: 6 patents #206 of 998Top 25%
📍 Ibaraki, JP: #1,651 of 6,779 inventorsTop 25%
Overall (All Time): #892,529 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5102895 Novel vitamin E derivatives and process for the production thereof Noriyasu Hirose, Kimio Hamamura, Takaharu Nakamura, Kiiti Ema, Takashi Banba +5 more 1992-04-07
5075335 Guanidinobenzoic ester derivative Shigeru Souda, Naoyuki Shimomura, Norihiro Ueda, Shuhei Miyazawa, Takashi Yamanaka +7 more 1991-12-24
4948808 Guanidinobenzoic ester derivative Shigeru Souda, Naoyuki Shimomura, Norihiro Ueda, Shuhei Miyazawa, Takashi Yamanaka +7 more 1990-08-14
4801603 Guanidinobenzoic ester derivative Shigeru Souda, Naoyuki Shimomura, Norihiro Ueda, Shuhei Miyazawa, Takashi Yamanaka +7 more 1989-01-31
4567180 Carboximide derivative and medicines containing same Noriyasu Hirose, Shigeru Souda, Kazutoshi Miyake, Shizuo Kuriyama, Kazuyasu Usuki +2 more 1986-01-28
4479954 Piperazine substituted carboxamide derivatives, compositions and method of use Noriyasu Hirose, Shigeru Souda, Kazutoshi Miyake, Shizuo Kuriyama, Kazuyasu Usuki +2 more 1984-10-30