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Inventor

Keiichiro Shimada

Inventor
Kanagawa, JP

Overview

12→
Patents
1985–2001
Patent span
Physics
Primary field (CPC G)

Patents· 12 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer38%
H04NPictorial communication, e.g. television29%
G02BOptical elements, systems or apparatus10%
G06FElectric digital data processing10%
H04BTransmission10%
B60WConjoint control of vehicle sub-units of different type or different function5%
PatentTitleYear
6,237,120'Program patching of a ROM'20015,905,598'Zoom lens apparatus'19995,623,665'Electronic apparatus for patching a read-only memory'1997RE035343'Remote-controlling commander with multi-function rotary dial'1996RE034650'Communication system for video information apparatus'19945,241,422'Zoom lens apparatus'19934,866,542'Remote-controlling commander with multi-function rotary dial'19894,821,032'Communication system for video information apparatus'19894,794,471'Mode processing circuit'19884,583,132'Recording/reproducing apparatus for selectively processing monaural, stereo and bilingual signals'19864,575,772'Apparatus for recording additional video signals in a helical scan operation'19864,533,963'Video tape recorder for re-recording audio signals'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2001Patents assigned to SONY CORP (12)· patent assignee history
1985Based in Fujisawa, JP· patent location history
1986–2001Based in Kanagawa, JP· patent location history
1994Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP121985–2001
Locations
LocationPatentsSpan
Kanagawa, JP101986–2001
Tokyo, JP11994
Fujisawa, JP11985