YH

Yuzo Hirao

WC Wakunaga Pharmaceutical Co.: 8 patents #2 of 94Top 3%
WK Wakunaga Seiyaku Kabushiki Kaisha: 2 patents #23 of 78Top 30%
📍 Koda, JP: #1 of 5 inventorsTop 20%
Overall (All Time): #520,023 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7713997 Pyridonecarboxylic acid derivatives or salts thereof Akira Yazaki, Yasuhiro Kuramoto, Kenji Itoh, Kazusa Yoshikai, Yoshihiro Ohshita +4 more 2010-05-11
6858625 Quinolinecarboxylic acid derivative or salts thereof Akira Yazaki, Yoshiko Niino, Yasuhiro Kuramoto, Yoshihiro Ohshita, Norihiro Hayashi +1 more 2005-02-22
6586420 Quinolinecarboxylic acid derivative or its salt Akira Yazaki, Yoshiko Niino, Yasuhiro Kuramoto, Yoshihiro Oshita, Norihiro Hayashi +1 more 2003-07-01
6211375 Pyridonecarboxylic acid derivatives or salts thereof and antibacterial agents containing the same as the active ingredient Akira Yazaki, Yoshiko Niino, Yoshihiro Ohshita, Norihiro Hayashi, Hirotaka Amano +1 more 2001-04-03
6156903 Pyridonecarboxylic acid derivatives or their salts, and antibacterial agents containing the same as their effective components Akira Yazaki, Yoshiko Niino, Yoshihiro Ohshita, Hirotaka Amano, Norihiro Hayashi +1 more 2000-12-05
6136823 Pyridonecarboxylic acid derivatives or salts thereof and drugs containing the same as the active ingredient Nobuya Sakae, Akira Yazaki, Yasuhiro Kuramoto, Jiro Yoshida, Yoshiko Niino +3 more 2000-10-24
6133284 Pyridonecarboxylic acid derivatives or their salts, and antibacterial agents containing the same as their effective components Akira Yazaki, Yoshiko Niino, Yoshihiro Ohshita, Hirotaka Amano, Norihiro Hayashi +1 more 2000-10-17
5998436 Pyridonecarboxylic acid derivatives or their salts and antibacterial agent comprising the same as the active ingredient Akira Yazaki, Yoshiko Niino, Yoshihiro Ohshita, Hirotaka Amano, Norihiro Hayashi +1 more 1999-12-07
5910498 Pyridonecarboxylic acid derivatives or salts thereof and antibacterial agents comprising the same as active ingredient Akira Yazaki, Jiro Yoshida, Yoshiko Niino, Yoshihiro Ohshita, Norihiro Hayashi +2 more 1999-06-08
4810422 Bile acid derivatives, their salts and production thereof Shunsou Hatono, Akira Yazaki, Masaharu Yokomoto 1989-03-07