Inventor

Ken Watabe

Inventor

Yokohama, JP

Overview

3→

Patents

1994–2000

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.

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes14%

C07KPeptides14%

C12NMicroorganisms or enzymes14%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture14%

C12YEnzymes14%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them14%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%

PatentTitleYear

6,037,155'Process for preparing .alpha.-hydroxy acids using microorganism and novel microorganism'2000 5,316,934'Effective thrombosis mediated by human prourokinase-like polypeptides with increased binding affinity for thrombosis'1994 5,315,335'Brake device for focal plane shutter'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2000Patents assigned to NIPPON SODA CO (2)· patent assignee history

1994Patents assigned to COPAL CO LTD (1)· patent assignee history

1994–2000Based in Yokohama, JP· patent location history

1994Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON SODA CO	2	1994–2000
COPAL CO LTD	1	1994

Locations

Location	Patents	Span
Yokohama, JP	2	1994–2000
Tokyo, JP	1	1994