Masashi Hashimoto

Person

Toyonaka, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Preparation of 3-alkyl-3-cephem-4-carboxylic acid compounds from di...
- Patent number 4,091,210
- Issue date May 23, 1978
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cepham derivatives
- Patent number 4,084,049
- Issue date Apr 11, 1978
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Certain benzothiazole compounds
- Patent number 4,071,527
- Issue date Jan 31, 1978
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Penam and cepham derivatives and preparation thereof
- Patent number 4,056,521
- Issue date Nov 1, 1977
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogenated penam derivatives and the preparation thereof
- Patent number 4,036,847
- Issue date Jul 19, 1977
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Halogenated penam derivatives and the preparation thereof
- Patent number 4,009,159
- Issue date Feb 22, 1977
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the ring expansion of penicillins to cephalosporin comp...
- Patent number 3,993,646
- Issue date Nov 23, 1976
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,3-Lower alkylenepenam-3-carboxylic acid derivatives and processes...
- Patent number 3,984,397
- Issue date Oct 5, 1976
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Penam and cepham derivatives and preparation thereof
- Patent number 3,954,732
- Issue date May 4, 1976
- Fujisawa Pharmaceutical Co., Ltd.
- Takashi Kamiya
- C07 - ORGANIC CHEMISTRY

Masashi Hashimoto

Person

Patents Grantslast 30 patents

Preparation of 3-alkyl-3-cephem-4-carboxylic acid compounds from di...

Cepham derivatives

Certain benzothiazole compounds

Penam and cepham derivatives and preparation thereof

Halogenated penam derivatives and the preparation thereof

Halogenated penam derivatives and the preparation thereof

Process for the ring expansion of penicillins to cephalosporin comp...

2,3-Lower alkylenepenam-3-carboxylic acid derivatives and processes...

Penam and cepham derivatives and preparation thereof