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Inventor

Tsutomu Ishida

Inventor
Kanagawa, JP

Overview

5→
Patents
1994–1997
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 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 bonds36%
C07CAcyclic or carbocyclic compounds29%
C08LCompositions of macromolecular compounds21%
H05KPrinted circuits14%
PatentTitleYear
5,631,377'Polyimide intermediates'19975,484,880'Polyimide'19965,470,943'Polyimide'19955,410,084'Aromatic diamine and polyimide, and preparation process of same'19955,354,839'Polyimide and preparation process of same'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1997Patents assigned to MITSUI TOATSU CHEMICALS (5)· patent assignee history
1994–1997Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUI TOATSU CHEMICALS51994–1997
Locations
LocationPatentsSpan
Kanagawa, JP51994–1997