Inventor

Yoshiharu Nakai

Inventor

Otsu, JP

Overview

16→

Patents

1980–1988

Patent span

Chemistry

Primary field (CPC C)

Patents· 16 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds37%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations23%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium16%

Y02PClimate change mitigation technologies in the production or processing of goods9%

A61KPreparations for medical, dental or toiletry purposes7%

C07CAcyclic or carbocyclic compounds7%

PatentTitleYear

4,782,158'Thiazolylacetic acid derivative'1988 4,599,426'Amino thiazole compounds'1986 4,596,869'Pyridinyl and pyrimidinyl derivatives'1986 4,560,765'3,7-Disubstituted-3-cephem-4-carboxylic acid compounds and processes for preparation thereof'1985 4,506,076'Amino or amido-thiazolyl, substituted oxyimino disubstituted acetic acid'1985 4,472,309'2-Azetidinone compounds and processes for preparation thereof'1984 4,440,766'3,7-Disubstituted-3-cephem-4-carboxylic acid compounds'1984 4,407,798'Cephem compounds'1983 4,395,411'Pyrimidinyl cephalosporanic acid derivatives and pharmaceutical compositions'1983 4,381,395'Process for preparing an imidazole derivative'1983 4,304,718'2-Azetidinone compounds and processes for preparation thereof'1981 4,303,655'3,7-Disubstituted-3-cephem-4-carboxylic acid compounds'1981 4,288,435'3,7-Disubstituted-3-cephem-4-carboxylic acid compounds and pharmaceutical antibacterial compositions containing them'1981 4,267,176'Amino or acylamino-substituted pyrimidinyl cephalosporanic acid derivatives and pharmaceutical compositions thereof'1981 4,264,498'Process for the preparation of 1,3-disubstituted-2-azetidinones from triazines'1981 4,181,800'2-Azetidinone compounds and processes for preparation thereof'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1988Patents assigned to FUJISAWA PHARMACEUTICAL CO (15)· patent assignee history

1980–1986Based in Otsu, JP· patent location history

1981–1988Based in Ohtsu, JP· patent location history

1983Patents assigned to SK & F LAB CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJISAWA PHARMACEUTICAL CO	15	1980–1988
SK & F LAB CO	1	1983

Locations

Location	Patents	Span
Otsu, JP	12	1980–1986
Ohtsu, JP	4	1981–1988