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Inventor

Hisaya Okumura

Inventor
Kawasaki, JP

Overview

3→
Patents
1995–1999
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.

H03Kprimary
H03KPulse technique40%
H10DInorganic electric semiconductor devices20%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1020%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1020%
PatentTitleYear
5,963,785'Dielectrically-isolated integrated circuit'19995,559,466'Semiconductor relay for transmitting high frequency signals'19965,408,102'Photo-coupler apparatus having adequate protection against excessive current and heat runaway'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1999Patents assigned to TOSHIBA KK (3)· patent assignee history
1995–1996Based in Kawasaki, JP· patent location history
1999Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK31995–1999
Locations
LocationPatentsSpan
Kawasaki, JP21995–1996
Tokyo, JP11999