Inventor

Sirou Saeki

Inventor

Yokohama, JP

Overview

1990

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 them33%

G03GElectrography33%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to RICOH KK (1)· patent assignee history

1990Based in Yokohama, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RICOH KK	1	1990

Locations

Location	Patents	Span
Yokohama, JP	1	1990