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Inventor

Yasuo Yatsuda

Inventor
Shinagawa-ku, JP

Overview

3→
Patents
1995–2003
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H01Hprimary
H01HElectric switches25%
H05FStatic electricity25%
H05KPrinted circuits25%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1025%
PatentTitleYear
6,618,239'Key switch and keyboard'20036,191,494'Semiconductor device and method of producing the same'20015,401,926'Data input device with a manually operable key having static electricity releasing function'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2003Patents assigned to FUJITSU LTD (3)· patent assignee history
1995Based in Kawasaki, JP· patent location history
2001Based in Satsuma-gun, JP· patent location history
2003Patents assigned to NAGANO FUJITSU COMPONENT LTD (1)· patent assignee history
2003Based in Shinagawa-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD31995–2003
NAGANO FUJITSU COMPONENT LTD12003
Locations
LocationPatentsSpan
Shinagawa-ku, JP12003
Satsuma-gun, JP12001
Kawasaki, JP11995