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Inventor

Yasuhisa Sugo

Inventor
Tokyo, JP

Overview

8→
Patents
1983–1992
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

G11Cprimary
G11CStatic stores70%
G05FSystems for regulating electric or magnetic variables10%
H10BElectronic memory devices10%
H10DInorganic electric semiconductor devices10%
PatentTitleYear
5,130,637'Constant voltage generating circuit'19924,692,900'Semiconductor memory device having block pairs'19874,665,509'Semiconductor memory device comprising address holding flip-flop'19874,538,244'Semiconductor memory device'19854,479,200'Semiconductor memory device'19844,464,735'Semiconductor memory'19844,463,448'Semiconductor memory device'19844,417,326'Static semiconductor memory device'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1992Patents assigned to FUJITSU LTD (8)· patent assignee history
1983–1987Based in Tokyo, JP· patent location history
1984–1987Based in Yokohama, JP· patent location history
1992Based in Hachiouji, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD81983–1992
Locations
LocationPatentsSpan
Tokyo, JP41983–1987
Yokohama, JP31984–1987
Hachiouji, JP11992