Inventor

Fumie Yamanaka

Inventor

Sagamihara, JP

Overview

1→

Patents

1989

Patent span

Physics

Primary field (CPC G)

Patents· 1 as inventor

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

G02Fprimary

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein50%

Y10TTechnical subjects covered by former us classification50%

PatentTitleYear

4,859,036'Device plate having conductive films selected to prevent pin-holes'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to CANON KK (1)· patent assignee history

1989Based in Sagamihara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	1	1989

Locations

Location	Patents	Span
Sagamihara, JP	1	1989