SY

Shozo Yamada

TC Taiho Pharmaceutical Co.: 12 patents #13 of 484Top 3%
OK Otsuka Kagaku Kabushiki Kaisya: 3 patents #27 of 183Top 15%
NC Nippon Soda Co.: 2 patents #207 of 648Top 35%
DP Delta-Fly Pharma: 1 patents #6 of 10Top 60%
SG Sosei Group: 1 patents #4 of 18Top 25%
Overall (All Time): #324,453 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
8889699 5-fluorouracil derivative Masakazu Fukushima, Ryo Oyama 2014-11-18
6818764 Process for preparing substance GM-95 Kazuhiko Shigeno, Kazuhiro KITAGAWA, Shigeo Okajima, Tetsuji Asao 2004-11-16
6248768 Benzimidazole derivatives and pharmacologically acceptable salts thereof Toshiyuki Hosoya, Kazuhiro KITAGAWA, Shin-ichi Inoue, Mamoru Kiniwa, Tetsuji Asao 2001-06-19
6110967 Epoxysuccinamide derivative or salt thereof Tetsuji Asao, Tomohiro Yamashita, Yoshimitsu Suda, Shigeo Okajima, Yukio Tada +3 more 2000-08-29
5786355 4,6-diarylpyrimidine derivatives and salts thereof Yasuo Konno, Kenji Nozaki, Tetsuji Asao, Takashi Suzuki, Masayasu Kimura 1998-07-28
5728841 Process for preparing 1-amino-1,2,3-triazole Kazuhiko Shigeno, Tomoyasu Ono, Motoaki Tanaka, Tetsuji Asao 1998-03-17
5401739 Benzothiadiazine derivatives Tomoyasu Ohno, Shingo Yano, Kosuke Fujiwara, Hirofusa Ajioka, Noriyuki Yamamoto +1 more 1995-03-28
4933444 Process for preparing 2.beta.-substituted-methylpenicillin derivatives Sigeru Torii, Hideo Tanaka, Motoaki Tanaka, Akira Nakai, Hisashi Ohbayashi 1990-06-12
4898939 Process for preparing 2.beta.-substituted-methylpenicillin derivatives Sigeru Torii, Hideo Tanaka, Motoaki Tanaka, Akira Nakai 1990-02-06
4895941 Process for preparing 2.alpha.-methyl-2.beta.-(1,2,3-triazol-1-yl)methylpenam-3.alpha.-carboxy lic acid derivatives Sigeru Torii, Hideo Tanaka, Motoaki Tanaka, Akira Nakai 1990-01-23
4891369 2.beta.-Substituted-methylpenicillanic acid derivatives, and salts and esters thereof Sigeru Torii, Hideo Tanaka, Motoaki Tanaka, Akira Nakai, Hisashi Ohbayashi +1 more 1990-01-02
4861768 2 .beta.-substituted thiomethylpenicillin derivatives and their preparation and use Sigeru Torii, Hideo Tanaka, Motoaki Tanaka, Akira Nakai, Hisashi Ohbayashi 1989-08-29
4518712 Piperazine derivative and analgesic composition containing the same Hajime Fujimura, Yasuzo Hiramatsu, Tomio Yamazaki, Takaji Honna 1985-05-21
4482740 5-Phenylcyclohexenone derivatives Isao Iwataki, Akira Nakayama, Minoru Kaeriyama, Hisao Ishikawa, Hideo Hosaka +1 more 1984-11-13
4259105 Diphenylamine derivatives Kuniyasu Maeda, Minoru Kaeriyama, Nobuo Matsui, Hisao Ishikawa, Susumu Okunuki 1981-03-31