AE

Akio Ejima

DC Daiichi Pharmaceutical Co.: 11 patents #7 of 399Top 2%
YH Yakult Honsha: 8 patents #15 of 410Top 4%
DC Daiichi Seiyaku Co.: 2 patents #18 of 111Top 20%
Overall (All Time): #389,256 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6573377 Pyrazole derivatives and salts thereof Satoru Ohsuki, Hitoshi Ohki, Hiroyuki Naito, Chie Makino 2003-06-03
6552018 Pyrazole derivatives Satoru Ohsuki, Hitoshi Ohki, Hiroyuki Naito 2003-04-22
6407115 Hexa-cyclic compound Hirofumi Terasawa, Satoru Ohsuki, Kouichi Uoto 2002-06-18
6169086 Pyrazole derivatives Satoru Ohsuki, Hitoshi Ohki, Hiroyuki Naito 2001-01-02
5852019 Pyrimidinylpyrazole derivatives Masamichi Sugimori, Ikuo Mitsui 1998-12-22
5834476 Hexa-cyclic compound Hirofumi Terasawa, Satoru Ohsuki, Kouichi Uoto 1998-11-10
5770605 Method for treating leukemia with a hexa-cyclic compound Hirofumi Terasawa, Satoru Ohsuki, Kouichi Uoto 1998-06-23
5658920 Substituted 1H,12H-benz-[DE]pyrano[3',4':6,7] indolizino[1,2-B]quinoline-10,13(9H,15H)-dione compound Hirofumi Terasawa, Satoru Ohsuki, Kouichi Uoto 1997-08-19
5637770 Hexa-cyclic compound Hirofumi Terasawa, Satoru Ohsuki, Kouichi Uoto 1997-06-10
5061795 Hexa-cyclic compound Hiroaki Tagawa, Masamichi Sugimori, Hirofumi Terasawa, Satoru Ohsuki 1991-10-29
4939255 Hexa-cyclic camptothecin derivatives Hiroaki Tagawa, Masamichi Sugimori, Hirofumi Terasawa, Satoru Ohsuki 1990-07-03
4833242 Cephalosporin derivatives and salts thereof Minoru Furukawa, Hiroaki Tagawa, Takeshi Hayano 1989-05-23
4778891 Certain pyrano (3,4-f)-indolizine derivatives Hiroaki Tagawa, Hirofumi Terasawa 1988-10-18