Inventor

Kuniyoshi Itoyama

Inventor

Otsu, JP

Overview

1→

Patents

1989

Patent span

Performing operations

Primary field (CPC B)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B29Cprimary

B29CShaping or joining of plastics20%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts20%

C08JWorking-up20%

C08LCompositions of macromolecular compounds20%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%

PatentTitleYear

4,798,875'Biaxially oriented polyester film'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to TORAY INDUSTRIES (1)· patent assignee history

1989Based in Otsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TORAY INDUSTRIES	1	1989

Locations

Location	Patents	Span
Otsu, JP	1	1989