Inventor

Norihiro Umeoka

Inventor

Yokohama, JP

Overview

1987

Patent span

Physics

Primary field (CPC G)

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

G03Bprimary

G03BApparatus or arrangements for taking photographs or for projecting or viewing them50%

G03GElectrography50%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to TOSHIBA KK (1)· patent assignee history

1987Based in Yokohama, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA KK	1	1987

Locations

Location	Patents	Span
Yokohama, JP	1	1987