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Inventor

Choei Kuriki

Inventor
Urawa, JP

Overview

5→
Patents
1978–1986
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television50%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters13%
H04BTransmission13%
H04LTransmission of digital information, e.g. telegraphic communication13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
4,621,288'Reference time detecting circuit'19864,357,631'Ghost cancelling system'19824,344,089'Ghost cancelling system'19824,275,420'Television receiver with a ghost detector'19814,081,728'DC motor control circuit'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1986Patents assigned to SONY CORP (5)· patent assignee history
1978–1981Based in Tokyo, JP· patent location history
1982–1986Based in Urawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP51978–1986
Locations
LocationPatentsSpan
Urawa, JP31982–1986
Tokyo, JP21978–1981