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Inventor

Ken'ichi Osawa

Inventor
Ichihara, JP

Overview

2→
Patents
1991–1992
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.

B23Kprimary
B23KSoldering or unsoldering33%
C08LCompositions of macromolecular compounds33%
C09FNatural resins33%
PatentTitleYear
5,116,945'Resinous substance'19924,988,395'Water-soluble soldering flux and paste solder using the flux'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1992Patents assigned to NISSAN CHEMICAL IND LTD (2)· patent assignee history
1991Patents assigned to SENJU METAL INDUSTRY CO (1)· patent assignee history
1991Based in Ichikawa, JP· patent location history
1992Based in Ichihara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NISSAN CHEMICAL IND LTD21991–1992
SENJU METAL INDUSTRY CO11991
Locations
LocationPatentsSpan
Ichihara, JP11992
Ichikawa, JP11991