Inventor

Tatsuo Toyoda

Inventor

Kawanishi, JP

Overview

7→

Patents

1979–1993

Patent span

Chemistry

Primary field (CPC C)

Patents· 7 as inventor

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes23%

C07DHeterocyclic compounds23%

C07KPeptides23%

C07CAcyclic or carbocyclic compounds15%

C04BLime, magnesia8%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium8%

PatentTitleYear

5,272,268'Dipeptide derivatives'1993 5,223,615'Dipeptide derivatives'1993 5,194,608'Dipeptide derivatives'1993 4,814,127'Method of producing a reinforced ceramic'1989 4,551,554'Process for production of 2-haloacetylphenols'1985 4,186,144'Process for the production of cyanopinacolone'1980 4,160,784'Process for the production of o-aminophenyl ketone derivatives'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1993Patents assigned to SHIONOGI & CO (6)· patent assignee history

1979–1985Based in Osaka, JP· patent location history

1989Patents assigned to AISIN SEIKI (1)· patent assignee history

1989Based in Nagoya, JP· patent location history

1993Based in Kawanishi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHIONOGI & CO	6	1979–1993
AISIN SEIKI	1	1989

Locations

Location	Patents	Span
Kawanishi, JP	3	1993
Osaka, JP	3	1979–1985
Nagoya, JP	1	1989