Hirokazu Ochiai

Person

Toyama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Penam derivatives and salts thereof, process for producing the same...
- Patent number 5,300,497
- Issue date Apr 5, 1994
- Toyama Chemical Co., Ltd.
- Hirokazu Ochiai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Penam derivatives and salts thereof, and antibacterial agent compri...
- Patent number 5,185,330
- Issue date Feb 9, 1993
- Toyama Chemical Co., Ltd.
- Hirokazu Ochiai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Novel process for producing cephalosporins
- Patent number 4,614,819
- Issue date Sep 30, 1986
- Toyama Chemical Co., Ltd.
- Takashi Nagai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7.alpha.-Methoxycephalosporins
- Patent number 4,395,412
- Issue date Jul 26, 1983
- Toyama Chemical Co., Ltd.
- Isamu Saikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7.alpha.-Methoxycephalosporins
- Patent number 4,321,265
- Issue date Mar 23, 1982
- Toyama Chemical Co., Ltd.
- Isamu Saikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7.alpha.-methoxycephalosporins and pharmaceutical composition compr...
- Patent number 4,263,292
- Issue date Apr 21, 1981
- Toyama Chemical Co., Ltd.
- Isamu Saikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted 7.alpha.-methoxy-7.beta.[(2,3-dioxo-1-piperazinyl)carbo...
- Patent number 4,200,744
- Issue date Apr 29, 1980
- Toyama Chemical Company, Limited
- Isamu Saikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7.alpha.-Methoxy-cephalosporins
- Patent number 4,129,730
- Issue date Dec 12, 1978
- Toyama Chemical Co., Ltd.
- Isamu Saikawa
- C07 - ORGANIC CHEMISTRY

Hirokazu Ochiai

Person

Patents Grantslast 30 patents

Penam derivatives and salts thereof, process for producing the same...

Penam derivatives and salts thereof, and antibacterial agent compri...

Novel process for producing cephalosporins

7.alpha.-Methoxycephalosporins

7.alpha.-Methoxycephalosporins

7.alpha.-methoxycephalosporins and pharmaceutical composition compr...

Substituted 7.alpha.-methoxy-7.beta.[(2,3-dioxo-1-piperazinyl)carbo...

7.alpha.-Methoxy-cephalosporins