Inventor

Kenichi Yarita

Inventor

Kawasaki, JP

Overview

3→

Patents

1977–1991

Patent span

Chemistry

Primary field (CPC C)

Patents· 3 as inventor

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

C07Cprimary

C07CAcyclic or carbocyclic compounds20%

C07DHeterocyclic compounds20%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture20%

C13KSaccharides obtained from natural sources or by hydrolysis of naturally occurring disaccharides, oligosaccharides or polysaccharides20%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%

PatentTitleYear

5,070,208'Method for crystallization of optically active tryptophan'1991 4,966,994'Method for purifying L-glutamine'1990 4,040,906'Method of producing carbon source for citric acid fermentation'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1991Patents assigned to AJINOMOTO KK (2)· patent assignee history

1977Based in Yokohama, JP· patent location history

1990Patents assigned to AJINOMOTO COMPANY LTD (1)· patent assignee history

1990–1991Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AJINOMOTO KK	2	1977–1991
AJINOMOTO COMPANY LTD	1	1990

Locations

Location	Patents	Span
Kawasaki, JP	2	1990–1991
Yokohama, JP	1	1977