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Inventor

Yukiyoshi Okada

Inventor
Kobe, JP

Overview

3→
Patents
1984–1987
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.

C25Dprimary
C25DProcesses for the electrolytic or electrophoretic production of coatings100%
PatentTitleYear
4,673,470'Tin, lead, or tin-lead alloy plating bath'19874,555,314'Tin-lead alloy plating bath'19854,459,185'Tin, lead, and tin-lead alloy plating baths'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to ISHIBARA CHEM (1)· patent assignee history
1984–1987Based in Kobe, JP· patent location history
1985Patents assigned to ISHIHAA CHEMICAL CO LTD (1)· patent assignee history
1987Patents assigned to DAIWA FINE CHEMICALS CO LTD (1)· patent assignee history
1987Patents assigned to DOHI NOBUYASU (1)· patent assignee history
1987Patents assigned to ISHIHARA CHEMICAL CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAIWA FINE CHEMICALS CO LTD11987
DOHI NOBUYASU11987
ISHIBARA CHEM11984
ISHIHAA CHEMICAL CO LTD11985
ISHIHARA CHEMICAL CO LTD11987
Locations
LocationPatentsSpan
Kobe, JP31984–1987