Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11286255 | Pyridone carboxylic acid derivative or salt thereof | Tomonori Yamaguchi, Kenji Itoh, Tatsuya Hirano, Rumiko Shimabara, Yohei Kawakubo +3 more | 2022-03-29 |
| 7713997 | Pyridonecarboxylic acid derivatives or salts thereof | Yasuhiro Kuramoto, Kenji Itoh, Kazusa Yoshikai, Yuzo Hirao, Yoshihiro Ohshita +4 more | 2010-05-11 |
| 6858625 | Quinolinecarboxylic acid derivative or salts thereof | Yoshiko Niino, Yasuhiro Kuramoto, Yuzo Hirao, Yoshihiro Ohshita, Norihiro Hayashi +1 more | 2005-02-22 |
| 6586420 | Quinolinecarboxylic acid derivative or its salt | Yoshiko Niino, Yasuhiro Kuramoto, Yuzo Hirao, 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 | Yoshiko Niino, Yoshihiro Ohshita, Norihiro Hayashi, Hirotaka Amano, Yuzo Hirao +1 more | 2001-04-03 |
| 6156903 | Pyridonecarboxylic acid derivatives or their salts, and antibacterial agents containing the same as their effective components | Yoshiko Niino, Yoshihiro Ohshita, Yuzo Hirao, 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, Yasuhiro Kuramoto, Jiro Yoshida, Yoshiko Niino, Yoshihiro Ohshita +3 more | 2000-10-24 |
| 6133284 | Pyridonecarboxylic acid derivatives or their salts, and antibacterial agents containing the same as their effective components | Yoshiko Niino, Yoshihiro Ohshita, Yuzo Hirao, 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 | Yoshiko Niino, Yoshihiro Ohshita, Yuzo Hirao, Hirotaka Amano, Norihiro Hayashi +1 more | 1999-12-07 |
| 5994575 | Phenylenediamines and process for preparing the same | Jiro Yoshida, Yoshiko Niino | 1999-11-30 |
| 5910498 | Pyridonecarboxylic acid derivatives or salts thereof and antibacterial agents comprising the same as active ingredient | Jiro Yoshida, Yoshiko Niino, Yoshihiro Ohshita, Norihiro Hayashi, Hirotaka Amano +2 more | 1999-06-08 |
| 5412098 | Quinolone derivative or salt thereof and antibacterial containing the same | Kuramoto Yasuhiro, Noda Shuichiro, Shinobu Maruyama, Shunso Hatono, Haruyo Mochizuki | 1995-05-02 |
| 5399553 | Tricyclic compound or salts thereof, method for producing the same and anti-microbial agent containing the same | Masaharu Yokomoto, Norihiro Hayashi, Shunso Hatono, Satoshi Inoue, Yasuhiro Kuramoto | 1995-03-21 |
| 5359066 | Certain tricyclic pyrido[3,2,1-ij]cinnoline-8-carboxylates, useful as antimicrobial agents | Hideo Tsutsumi, Takeshi Terasawa, David Barrett, Masayoshi Murata, Kazuo Sakane +1 more | 1994-10-25 |
| 5254685 | Tricyclic compound or salts thereof, method for producing the same and antimicrobial agent containing the same | Masaharu Yokomoto, Norihiro Hayashi, Shunso Hatono, Satoshi Inoue, Yasuhiro Kuramoto | 1993-10-19 |
| 5153203 | Quinolone derivatives and salts thereof, preparation processes thereof, and antibacterial agents containing the same | Takashi Yatsunami, Hitodshi Yamamoto, Yasuhiro Kuramoto, Norihiro Hayashi, Satoshi Inoue +2 more | 1992-10-06 |
| 5026856 | Isoindoline derivative | Takashi Yatsunami, Satoshi Inoue, Hitoshi Yamamoto, Masaharu Yokomoto, Jun Nomiyama +1 more | 1991-06-25 |
| 4876281 | Antifungal agents | Susumu Yoshida, Shizutoshi Nakagawa, Tsuyoshi Ushiroguchi, Hiromichi Matsuura | 1989-10-24 |
| 4810422 | Bile acid derivatives, their salts and production thereof | Shunsou Hatono, Masaharu Yokomoto, Yuzo Hirao | 1989-03-07 |
| 4793948 | Bile acid derivatives and production thereof | Shunsou Hatono, Susumu Yoshida | 1988-12-27 |
| 4229356 | Production of vitamin K.sub.1 and vitamin K.sub.2 | Iwao Tabushi, Hiroyuki Sugimoto | 1980-10-21 |