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Inventor

Masumi Kawakami

Inventor
Miho, JP

Overview

2→
Patents
1987–1990
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H03Kprimary
H03KPulse technique50%
H10DInorganic electric semiconductor devices50%
PatentTitleYear
4,920,393'Insulated-gate field-effect semiconductor device with doped regions in channel to raise breakdown voltage'19904,692,640'Majority circuit comprising binary counter'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to TOSHIBA KK (1)· patent assignee history
1987Based in Yokohama, JP· patent location history
1990Patents assigned to TEXAS INSTRUMENTS INC (1)· patent assignee history
1990Based in Miho, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEXAS INSTRUMENTS INC11990
TOSHIBA KK11987
Locations
LocationPatentsSpan
Miho, JP11990
Yokohama, JP11987