Katsuyoshi Iwamatsu

Person

Yokohama-Shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Serotonin 5-HT3 receptor partial activator
- Patent number 6,867,226
- Issue date Mar 15, 2005
- Meiji Seika Kaisha, Ltd.
- Yasuo Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Carbapenem derivatives of quarternary salt type
- Patent number 6,825,187
- Issue date Nov 30, 2004
- Meiji Seika Kaisha, Ltd.
- Yuko Kano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carbapenem derivatives
- Patent number 6,677,331
- Issue date Jan 13, 2004
- Meiji Seika Kaisha, Ltd.
- Yuko Kano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Serotonin 5-HT3 receptor partial activator
- Patent number 6,552,057
- Issue date Apr 22, 2003
- Meiji Seika Kaisha, Ltd.
- Yasuo Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Carbapenem derivatives
- Patent number 6,458,780
- Issue date Oct 1, 2002
- Meiji Seika Kaisha, Ltd.
- Yuko Kano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Serotonin 5-HT3 receptor partial activator
- Patent number 6,333,328
- Issue date Dec 25, 2001
- Meiji Seika Kaisha, Ltd.
- Yasuo Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Carbapenem derivatives
- Patent number 6,310,056
- Issue date Oct 30, 2001
- Meiji Seika Kaisha, Ltd.
- Yuko Kano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Serotonin 5-HT3, receptor partial activator
- Patent number 6,297,246
- Issue date Oct 2, 2001
- Meiji Seika Kaisha Ltd.
- Yasuo Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Imidazo[5,1-b]thiazol-3-yl carbapenem antimicrobials
- Patent number 6,180,622
- Issue date Jan 30, 2001
- Meiji Seika Kaisha, Ltd.
- Kazuhiro Aihara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Serotonin 5-HT.sub.3 receptor partial activator
- Patent number 6,037,342
- Issue date Mar 14, 2000
- Meiji Seika Kaisha, Ltd.
- Yasuo Sato
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Carbapenem derivatives
- Patent number 5,990,101
- Issue date Nov 23, 1999
- Meiji Seika Kabushiki Kaisha
- Kazuhiro Aihara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephem derivatives
- Patent number 5,883,089
- Issue date Mar 16, 1999
- Meiji Seika Kabushiki Kaisha
- Eijiro Umemura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin derivative
- Patent number 5,827,845
- Issue date Oct 27, 1998
- Meiji Seika Kaisha, Ltd.
- Sohjiro Shiokawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephem derivatives
- Patent number 5,663,162
- Issue date Sep 2, 1997
- Meiji Seika Kabushiki Kaisha
- Kunio Atsumi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephem derivatives with 3-substituted bis heterocycles
- Patent number 5,661,144
- Issue date Aug 26, 1997
- Meiji Seika Kabushiki Kaisha
- Masaki Tsushima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzoxazole derivatives
- Patent number 5,631,257
- Issue date May 20, 1997
- Meiji Seika Kaisha, Ltd.
- Katsuyoshi Iwamatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin derivative
- Patent number 5,607,927
- Issue date Mar 4, 1997
- Meiji Seika Kaisha, Ltd.
- Masaki Tsushima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin derivatives
- Patent number 5,464,829
- Issue date Nov 7, 1995
- Meiji Seika Kaisha Ltd.
- Masaki Tsushima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin derivatives
- Patent number 5,461,044
- Issue date Oct 24, 1995
- Meiji Seika Kaisha, Ltd.
- Masaki Tsushima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin compounds and antibacterial agents
- Patent number 5,075,299
- Issue date Dec 24, 1991
- Meiji Seika Kaisha, Ltd.
- Kenji Sakagami
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephem compound as an antimicrobial agent
- Patent number 5,061,702
- Issue date Oct 29, 1991
- Meiji Seika Kabushiki Kaisha
- Kunio Atsumi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin compounds and antibacterial agents
- Patent number 5,028,601
- Issue date Jul 2, 1991
- Meiji Saika Kaisha, Ltd.
- Shinichi Kondo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephem compounds and anti-bacterial agent
- Patent number 4,988,686
- Issue date Jan 29, 1991
- Meiji Seika Kabushiki Kaisha
- Kunio Atsumi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin derivatives
- Patent number 4,785,090
- Issue date Nov 15, 1988
- Meiji Seika Kaisha, Ltd.
- Takashi Tsuruoka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin derivatives and bactericides containing the same
- Patent number 4,758,557
- Issue date Jul 19, 1988
- Meiji Seika Kaisha, Ltd.
- Takashi Tsuruoka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7.alpha.Methoxycephalosporin derivatives
- Patent number 4,357,331
- Issue date Nov 2, 1982
- Meiji Seika Kaisha, Ltd.
- Katsuyoshi Iwamatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-Oxadethiacephalosporin derivatives and antibacterial use thereof
- Patent number 4,325,951
- Issue date Apr 20, 1982
- Meiji Seika Kaisha, Ltd.
- Shigeharu Inouye
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of a 7-methoxycephalosporine derivative
- Patent number 4,324,891
- Issue date Apr 13, 1982
- Meiji Seika Kaisha, Ltd.
- Katsuyoshi Iwamatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of a cephamycin derivative
- Patent number 4,302,580
- Issue date Nov 24, 1981
- Meiji Seika Kaisha, Ltd.
- Katsuyoshi Iwamatsu
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Antibiotics SF-1130-x.sub.1 and -x.sub.2 substances and production...
- Patent number 4,160,026
- Issue date Jul 3, 1979
- Meiji Seika Kaisha, Ltd.
- Katsuyoshi Iwamatsu
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Novel carbapenem derivatives
- Publication number 20030149016
- Publication date Aug 7, 2003
- Yuko Kano
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel carbapenem derivatives of quarternary salt type
- Publication number 20030022881
- Publication date Jan 30, 2003
- Yuko Kano
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Serotonin 5-HT3 receptor partial activator
- Publication number 20030013730
- Publication date Jan 16, 2003
- MEIJI SEIKA KAISHA, LTD
- Yasuo Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Serotonin 5-HT, receptor partial activator
- Publication number 20010016579
- Publication date Aug 23, 2001
- Yasuo Sato
- C07 - ORGANIC CHEMISTRY

Katsuyoshi Iwamatsu

Person

Patents Grantslast 30 patents

Serotonin 5-HT3 receptor partial activator

Carbapenem derivatives of quarternary salt type

Carbapenem derivatives

Serotonin 5-HT3 receptor partial activator

Carbapenem derivatives

Serotonin 5-HT3 receptor partial activator

Carbapenem derivatives

Serotonin 5-HT3, receptor partial activator

Imidazo&#x0005B;5,1-b&#x0005D;thiazol-3-yl carbapenem antimicrobials

Serotonin 5-HT.sub.3 receptor partial activator

Carbapenem derivatives

Cephem derivatives

Cephalosporin derivative

Cephem derivatives

Cephem derivatives with 3-substituted bis heterocycles

Benzoxazole derivatives

Cephalosporin derivative

Cephalosporin derivatives

Cephalosporin derivatives

Cephalosporin compounds and antibacterial agents

Cephem compound as an antimicrobial agent

Cephalosporin compounds and antibacterial agents

Cephem compounds and anti-bacterial agent

Cephalosporin derivatives

Cephalosporin derivatives and bactericides containing the same

7.alpha.Methoxycephalosporin derivatives

1-Oxadethiacephalosporin derivatives and antibacterial use thereof

Process for the production of a 7-methoxycephalosporine derivative

Process for the production of a cephamycin derivative

Antibiotics SF-1130-x.sub.1 and -x.sub.2 substances and production...

Patents Applicationslast 30 patents

Novel carbapenem derivatives

Novel carbapenem derivatives of quarternary salt type

Serotonin 5-HT3 receptor partial activator

Serotonin 5-HT, receptor partial activator

Imidazo[5,1-b]thiazol-3-yl carbapenem antimicrobials