Inventor

Toshihiko Hirao

Inventor

Hofu, JP

Overview

2→

Patents

1986–1987

Patent span

Chemistry

Primary field (CPC C)

Patents· 2 as inventor

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

C12Nprimary

C12NMicroorganisms or enzymes33%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture33%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%

PatentTitleYear

4,657,860'Process for producing L-lysine by fermentation'1987 4,623,623'Process for producing L-lysine by fermentation'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986Patents assigned to KYOWA HAKKO KOGYO KK (1)· patent assignee history

1986–1987Based in Hofu, JP· patent location history

1987Patents assigned to KWOWA HAKKO KOGYO CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KWOWA HAKKO KOGYO CO LTD	1	1987
KYOWA HAKKO KOGYO KK	1	1986

Locations

Location	Patents	Span
Hofu, JP	2	1986–1987