LexDanaLexDanabeta
Inventor

Toyotaro Shinko

Inventor
Shimodate, JP

Overview

2→
Patents
1980
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.

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds22%
C08LCompositions of macromolecular compounds22%
D21HPulp compositions22%
H05KPrinted circuits22%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
4,229,330'Process for producing phenolic resins'19804,209,429'Process for producing internally plasticized phenolic resins'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to HITACHI CHEMICAL CO LTD (2)· patent assignee history
1980Based in Shimodate, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI CHEMICAL CO LTD21980
Locations
LocationPatentsSpan
Shimodate, JP21980