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Inventor

Shiro Yasuda

Inventor
Yokohama, JP

Overview

6→
Patents
1976–1994
Patent span
Physics
Primary field (CPC G)

Patents· 6 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 transducer33%
A63FCard, board, or roulette games17%
A63HToys, e.g. tops, dolls, hoops or building blocks17%
G05GControl devices or systems insofar as characterised by mechanical features only8%
G06FElectric digital data processing8%
G09BEducational or demonstration appliances8%
H01HElectric switches8%
PatentTitleYear
5,334,022'Auditory playing device'19945,012,230'Input device for digital processor based apparatus'19914,196,907'Record player'19804,166,624'Record player'19793,997,173'Inside force cancelling device for tone arm of record player'19763,957,272'Cartridge shell for phonograph pickup'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1994Patents assigned to SONY CORP (6)· patent assignee history
1976–1980Based in Yokohama, JP· patent location history
1976Based in Tokyo, JP· patent location history
1991–1994Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP61976–1994
Locations
LocationPatentsSpan
Yokohama, JP31976–1980
Kanagawa, JP21991–1994
Tokyo, JP11976