HS

Hiroya Sasahara

ZC Zenyaku Kogyo Co.: 4 patents #9 of 68Top 15%
Overall (All Time): #1,256,724 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7307077 Heterocyclic compound and antitumor agent containing the same as effective ingredient Seiichiro Kawashima, Toshiyuki Matsuno, Shinichi Yaguchi, Tetsuo Watanabe 2007-12-11
7153853 Heterocyclic compounds and antitumor drugs containing the same as the active ingredient Seiichiro Kawashima, Toshiyuki Matsuno, Shinichi Yaguchi, Yoshio Tsuchida, Kenichi Saitoh +1 more 2006-12-26
7071189 Heterocyclic compound and antitumor agent containing the same as active ingredient Seiichiro Kawashima, Toshiyuki Matsuno, Shinichi Yaguchi, Tetsuo Watanabe 2006-07-04
6057447 Quinoline sulfide derivatives Seiichiro Kawashima, Sumio Terada, Kenichi Saito, Toshiaki Suzuki, Toshihisa Kanda +1 more 2000-05-02