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Inventor

Toyohiko Fujita

Inventor
Tokyo, JP

Overview

4→
Patents
1989
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H03Fprimary
H03FAmplifiers67%
G05FSystems for regulating electric or magnetic variables17%
H03KPulse technique17%
PatentTitleYear
4,859,966'Current amplifier circuit and a current amplifying type differential current converter circuit'19894,825,104'Comparator'19894,804,927'Current amplifier circuit'19894,801,892'Current mirror circuit'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to SEIKOSHA KK (4)· patent assignee history
1989Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKOSHA KK41989
Locations
LocationPatentsSpan
Tokyo, JP41989