Inventor

Donald Jones Channin

Inventor

Princeton, NJ, US

Overview

7→

Patents

1976–2002

Patent span

Physics

Primary field (CPC G)

Patents· 7 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 therein36%

G01RMeasuring electric variables14%

C09KMaterials for miscellaneous applications, not provided for elsewhere7%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light7%

G09FDisplaying7%

G09GArrangements or circuits for control of indicating devices using static means to present variable information7%

H01GCapacitors7%

H04BTransmission7%

Y10TTechnical subjects covered by former us classification7%

PatentTitleYear

6,392,233'Optomechanical radiant energy detector'2002 4,558,465'Switched bias scheme for high speed laser transmitter'1985 4,385,805'Liquid crystal lens display system'1983 4,109,242'Matrix address system using erase operation'1978 3,981,559'Liquid crystal display'1976 3,973,057'Method of preparing a liquid crystal display'1976 3,934,199'Method of testing an electrical circuit'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1985Patents assigned to RCA CORP (6)· patent assignee history

1976–1983Based in Princeton, NJ, US· patent location history

1976Based in East Windsor, NJ, US· patent location history

1985Based in Lawrence Township, NJ, US· patent location history

2002Patents assigned to SARNOFF CORP (1)· patent assignee history

2002Based in Lawrenceville, NJ, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RCA CORP	6	1976–1985
SARNOFF CORP	1	2002

Locations

Location	Patents	Span
Princeton, New Jersey, US	3	1976–1983
East Windsor, New Jersey, US	2	1976
Lawrenceville, New Jersey, US	1	2002
Lawrence Township, New Jersey, US	1	1985