KI

Katsuyoshi Iwamatsu

MK Meiji Seika Kaisha: 28 patents #5 of 752Top 1%
KS Koichi Shudo: 3 patents #3 of 20Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
ZK Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai: 1 patents #100 of 194Top 55%
Overall (All Time): #132,832 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
6867226 Serotonin 5-HT3 receptor partial activator Yasuo Sato, Megumi Yamada, Kazuko Kobayashi, Fukio Konno, Koichi Shudo 2005-03-15
6825187 Carbapenem derivatives of quarternary salt type Yuko Kano, Takahisa Maruyama, Yasuo Yamamoto, Eiki Shitara, Toshiro Sasaki +3 more 2004-11-30
6677331 Carbapenem derivatives Yuko Kano, Toshiro Sasaki, Yumiko Sambongi, Kiyoshi Tanabe, Yoshihisa Akiyama +7 more 2004-01-13
6552057 Serotonin 5-HT3 receptor partial activator Yasuo Sato, Megumi Yamada, Kazuko Kobayashi, Fukio Konno, Koichi Shudo 2003-04-22
6458780 Carbapenem derivatives Yuko Kano, Toshiro Sasaki, Yumiko Sambongi, Kiyoshi Tanabe, Yoshihisa Akiyama +7 more 2002-10-01
6333328 Serotonin 5-HT3 receptor partial activator Yasuo Sato, Megumi Yamada, Kazuko Kobayashi, Fukio Konno, Koichi Shudo 2001-12-25
6310056 Carbapenem derivatives Yuko Kano, Kazuhiro Aihara, Yumiko Toyooka, Toshiro Sasaki, Hiromasa Takizawa +4 more 2001-10-30
6297246 Serotonin 5-HT3, receptor partial activator Yasuo Sato, Megumi Yamada, Kazuko Kobayashi, Fukio Konno, Koichi Shudo 2001-10-02
6180622 Imidazo[5,1-b]thiazol-3-yl carbapenem antimicrobials Kazuhiro Aihara, Toshiro Sasaki, Yumiko Toyooka, Yuko Kano, Kunio Atsumi +1 more 2001-01-30
6037342 Serotonin 5-HT.sub.3 receptor partial activator Yasuo Sato, Megumi Yamada, Kazuko Kobayashi, Fukio Konno, Koichi Shudo 2000-03-14
5990101 Carbapenem derivatives Kazuhiro Aihara, Yuko Kano, Sohjiro Shiokawa, Toshiro Sasaki, Fumihito Setsu +4 more 1999-11-23
5883089 Cephem derivatives Eijiro Umemura, Kunio Atsumi, Atsushi Tamura 1999-03-16
5827845 Cephalosporin derivative Sohjiro Shiokawa, Kunio Atsumi, Atsushi Tamura, Seiji Shibahara 1998-10-27
5663162 Cephem derivatives Kunio Atsumi, Eijiro Umemura, Yuko Kano, Sohjiro Shiokawa, Toshiaki Kudo +3 more 1997-09-02
5661144 Cephem derivatives with 3-substituted bis heterocycles Masaki Tsushima, Kunio Atsumi, Atsushi Tamura 1997-08-26
5631257 Benzoxazole derivatives Yasuo Sato, Masaaki Izumi, Fukio Konno, Seiji Shibahara, Shigeharu Inoye +2 more 1997-05-20
5607927 Cephalosporin derivative Masaki Tsushima, Atsushi Tamura, Seiji Shibahara 1997-03-04
5464829 Cephalosporin derivatives Masaki Tsushima, Yuko Kano, Atsushi Tamura, Seiji Shibahara 1995-11-07
5461044 Cephalosporin derivatives Masaki Tsushima, Atsushi Tamura, Seiji Shibahara 1995-10-24
5075299 Cephalosporin compounds and antibacterial agents Kenji Sakagami, Kunio Atsumi, Seiji Shibahara 1991-12-24
5061702 Cephem compound as an antimicrobial agent Kunio Atsumi, Kenji Sakagami, Takashi Yoshida, Haruo Yamamoto, Seiji Shibahara +1 more 1991-10-29
5028601 Cephalosporin compounds and antibacterial agents Shinichi Kondo, Takashi Tsuruoka, Kiyoaki Katano, Satoru Nakabayashi, Hiroko Ogino +2 more 1991-07-02
4988686 Cephem compounds and anti-bacterial agent Kunio Atsumi, Kenji Sakagami, Hiroko Ogino, Takashi Yoshida 1991-01-29
4785090 Cephalosporin derivatives Takashi Tsuruoka, Seiji Shibahara, Tsuneo Okonogi, Satoru Nakabayashi, Yasushi Murai +6 more 1988-11-15
4758557 Cephalosporin derivatives and bactericides containing the same Takashi Tsuruoka, Kiyoaki Katano, Hiroko Ogino, Ryoichi Okamoto, Takashi Yoshida +4 more 1988-07-19