Yoshio Hamashima

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Gelatin hard capsule containing crystalline hydrate of oral cephalo...
- Patent number 5,017,380
- Issue date May 21, 1991
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for preparing crystalline hydrate of oral celphalosporin and...
- Patent number 4,933,443
- Issue date Jun 12, 1990
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Carboxyalkenamidocephalosporins
- Patent number 4,912,224
- Issue date Mar 27, 1990
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline hydrate of oral cephalosporin and its composition
- Patent number 4,812,561
- Issue date Mar 14, 1989
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Carboxyalkenamidocephalosporins
- Patent number 4,748,170
- Issue date May 31, 1988
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylcarbamoyloxymethylcephem compounds
- Patent number 4,731,362
- Issue date Mar 15, 1988
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkeneamidocephalosporin esters
- Patent number 4,731,361
- Issue date Mar 15, 1988
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing aminohydroxycephamcarboxylates
- Patent number 4,647,658
- Issue date Mar 3, 1987
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carboxyalkenamidocephalosporins
- Patent number 4,634,697
- Issue date Jan 6, 1987
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-oxadethiacepham compounds
- Patent number 4,604,460
- Issue date Aug 5, 1986
- Shionogi & Co., Ltd.
- Mitsuru Yoshioka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azetidinone intermediates for cephalosporin analogs
- Patent number 4,592,865
- Issue date Jun 3, 1986
- Shionogi & Co., Ltd.
- Masayuki Narisada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
(Oxoheterocyclic carbonamido)cephem carboxylic acid derivatives
- Patent number 4,578,378
- Issue date Mar 25, 1986
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Malonyloxacephemcarboxylic acid derivatives
- Patent number 4,569,993
- Issue date Feb 11, 1986
- Shionogi & Co., Ltd.
- Masayuki Narisada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-Oxadethiacepham compounds
- Patent number 4,533,730
- Issue date Aug 6, 1985
- Shionogi & Co., Ltd.
- Mitsuru Yoshioka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluoromethylthiooxacephalosporins
- Patent number 4,532,233
- Issue date Jul 30, 1985
- Shionogi & Co., Ltd.
- Teruji Tsuji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-Oxadethiacepham compounds
- Patent number 4,504,659
- Issue date Mar 12, 1985
- Shionogi & Co., Ltd.
- Mitsuru Yoshioka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluoromethylthioacetic acid compounds
- Patent number 4,491,547
- Issue date Jan 1, 1985
- Shionogi & Co., Ltd.
- Teruji Tsuji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-Oxadethiacepham compounds
- Patent number 4,478,997
- Issue date Oct 23, 1984
- Shionogi & Co., Ltd.
- Mitsuru Yoshioka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-Oxadethiacepham compounds
- Patent number 4,443,598
- Issue date Apr 17, 1984
- Shionogi & Co., Ltd.
- Mitsuru Yoshioka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-Oxadethiacepham compounds and process for producing said compounds
- Patent number 4,366,316
- Issue date Dec 28, 1982
- Shionogi & Co., Ltd.
- Mitsuru Yoshioka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclization process to form cephem ring
- Patent number 4,346,218
- Issue date Aug 24, 1982
- Shionogi & Co., Ltd.
- Teruji Tsuji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclization to form cephem ring and intermediates therefor
- Patent number 4,332,722
- Issue date Jun 1, 1982
- Shionogi & Co., Ltd.
- Teruji Tsuji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
.alpha.-[4-Oxoazetidin-1-yl]-acetic acid compounds useful as interm...
- Patent number 4,283,333
- Issue date Aug 11, 1981
- Shionogi & Co., Ltd.
- Mitsuru Yoshioka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxazolines
- Patent number 4,271,295
- Issue date Jun 2, 1981
- Shionogi & Co., Ltd.
- Teruji Tsuji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxazolines
- Patent number 4,271,296
- Issue date Jun 2, 1981
- Shionogi & Co., Ltd.
- Teruji Tsuji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-Unsubstituted-3-cephem compounds
- Patent number 4,254,119
- Issue date Mar 3, 1981
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dihydrotriazinylthiooxacephalosporins
- Patent number 4,232,151
- Issue date Nov 4, 1980
- Shionogi & Co., Ltd.
- Wataru Nagata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
7-Substituted aminoacetamido oxadethiacephalosporins
- Patent number 4,226,864
- Issue date Oct 7, 1980
- Shionogi & Co., Ltd.
- Masayuki Narisada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxazolines
- Patent number 4,220,766
- Issue date Sep 2, 1980
- Shionogi & Co., Ltd.
- Teruji Tsuji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin analogues
- Patent number 4,197,402
- Issue date Apr 8, 1980
- Shionogi & Co., Ltd.
- Yoshio Hamashima
- C07 - ORGANIC CHEMISTRY

Yoshio Hamashima

Person

Patents Grantslast 30 patents

Gelatin hard capsule containing crystalline hydrate of oral cephalo...

Method for preparing crystalline hydrate of oral celphalosporin and...

Carboxyalkenamidocephalosporins

Crystalline hydrate of oral cephalosporin and its composition

Carboxyalkenamidocephalosporins

Alkylcarbamoyloxymethylcephem compounds

Alkeneamidocephalosporin esters

Process for preparing aminohydroxycephamcarboxylates

Carboxyalkenamidocephalosporins

1-oxadethiacepham compounds

Azetidinone intermediates for cephalosporin analogs

(Oxoheterocyclic carbonamido)cephem carboxylic acid derivatives

Malonyloxacephemcarboxylic acid derivatives

1-Oxadethiacepham compounds

Fluoromethylthiooxacephalosporins

1-Oxadethiacepham compounds

Fluoromethylthioacetic acid compounds

1-Oxadethiacepham compounds

1-Oxadethiacepham compounds

1-Oxadethiacepham compounds and process for producing said compounds

Cyclization process to form cephem ring

Cyclization to form cephem ring and intermediates therefor

.alpha.-[4-Oxoazetidin-1-yl]-acetic acid compounds useful as interm...

Oxazolines

Oxazolines

3-Unsubstituted-3-cephem compounds

Dihydrotriazinylthiooxacephalosporins

7-Substituted aminoacetamido oxadethiacephalosporins

Oxazolines

Cephalosporin analogues