KC

Katsumi Chiba

DC Dainippon Pharmaceutical Co.: 4 patents #25 of 207Top 15%
Overall (All Time): #1,278,475 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6017911 Pyridonecarboxylic acid derivatives and intermediates for the synthesis thereof Nobuhiko Horiuchi, Takenori Yonezawa, Hiroaki Yoshida 2000-01-25
5990106 Bicyclic amino group-substituted pyridonecarboxylic acid derivatives, esters thereof and salts thereof, and bicyclic amines useful as intermediates thereof Masato Sakamoto, Yukio Tominaga, Akira Minami 1999-11-23
5817669 Compounds, processes for the preparation thereof and anti-tumor agents Kyoji Tomita, Shigeki Kashimoto, Koh-ichiro Shibamori, Yasunori Tsuzuki 1998-10-06
4738968 1,8-naphthyridine derivatives useful as anti-bacterial agents Jun Matsumoto, Junji Nakano, Shinichi Nakamura 1988-04-19