SK

Seiichiro Kawashima

ZC Zenyaku Kogyo Co.: 11 patents #2 of 68Top 3%
Overall (All Time): #468,437 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7855199 Heterocyclic compound and anti-malignant-tumor agent containing the same as active ingredient Toshiyuki Matsuno, Shinichi Yaguchi, Yoshio Tsuchida, Kenichi Saitoh, Tetsuo Watanabe 2010-12-21
7767824 Heterocyclic compounds and cerebral function improvers containing the same as the active ingredient Toshiyuki Matsuno, Naoki Fukuda, Kenichi Saitoh, Yoshimasa Yamaguchi, Masaya Higashi 2010-08-03
7307077 Heterocyclic compound and antitumor agent containing the same as effective ingredient Toshiyuki Matsuno, Shinichi Yaguchi, Hiroya Sasahara, Tetsuo Watanabe 2007-12-11
7153853 Heterocyclic compounds and antitumor drugs containing the same as the active ingredient Toshiyuki Matsuno, Shinichi Yaguchi, Yoshio Tsuchida, Kenichi Saitoh, Hiroya Sasahara +1 more 2006-12-26
7141579 Heterocyclic compounds and cerebral function improvers containing the same as the active ingredient Toshiyuki Matsuno, Naoki Fukuda, Kenichi Saitoh, Yoshimasa Yamaguchi, Masaya Higashi 2006-11-28
7071189 Heterocyclic compound and antitumor agent containing the same as active ingredient Toshiyuki Matsuno, Shinichi Yaguchi, Hiroya Sasahara, Tetsuo Watanabe 2006-07-04
6897304 Cephem compounds and ESBL-detecting reagents containing the same Keiichi Hiramatsu, Hideaki Hanaki, Hiroaki Yamazaki, Hidenori Harada 2005-05-24
6635652 Azaindolizinone derivatives and cerebral function improvers containing the same as the active ingredient Toshiyuki Matsuno, Naoki Fukuda, Kenichi Saitoh, Yoshimasa Yamaguchi, Masaya Higashi 2003-10-21
6294527 Cephem compounds Hideaki Hanaki, Hiroaki Yamazaki, Yoshio Tsuchida, Hideki Sato, Keiichi Hiramatsu 2001-09-25
6251900 Heterocyclic compounds and antitumor agent containing the same as active ingredient Toshiyuki Matsuno, Shinichi Yaguchi, Tetsuo Watanabe, Masahiro Inaba 2001-06-26
6057447 Quinoline sulfide derivatives Sumio Terada, Kenichi Saito, Toshiaki Suzuki, Hiroya Sasahara, Toshihisa Kanda +1 more 2000-05-02