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Inventor

Robert G. Culter

Inventor
Beaverton, OR, US

Overview

7→
Patents
1980–2011
Patent span
Electricity
Primary field (CPC H)

Patents· 7 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television44%
G09GArrangements or circuits for control of indicating devices using static means to present variable information22%
H05BElectric heating22%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein11%
PatentTitleYear
8,039,785'LED array having array-based LED detectors'20117,816,638'LED array having array-based LED detectors'20105,457,551'Frame response compensated, video rate addressable liquid crystal passive matrix display system'19954,617,495'Autoconvergence of a cathode ray tube using a semiconductor detector'19864,558,372'Scanning method and apparatus'19854,247,869'Method and apparatus for improving resolution and linearity in a beam-index display system'19814,231,060'Color-pulling compensation in a beam-index display tube'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1986Patents assigned to TEKTRONIX INC (4)· patent assignee history
1980–1981Based in Seattle, WA, US· patent location history
1985–2011Based in Beaverton, OR, US· patent location history
1995Patents assigned to PLANAR SYSTEMS INC (1)· patent assignee history
2010–2011Patents assigned to PHOSEON TECHNOLOGY INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEKTRONIX INC41980–1986
PHOSEON TECHNOLOGY INC22010–2011
PLANAR SYSTEMS INC11995
Locations
LocationPatentsSpan
Beaverton, OR, US51985–2011
Seattle, Washington, US21980–1981