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Inventor

Kenzo Hashikawa

Inventor
Kobe, JP

Overview

3→
Patents
1977–1996
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B60Qprimary
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general25%
F02PIgnition, other than compression ignition, for internal-combustion engines25%
G01RMeasuring electric variables25%
Y02TClimate change mitigation technologies related to transportation25%
PatentTitleYear
5,548,162'Electronic circuit having comparator'19964,450,528'Method and apparatus for controlling the operation of an internal combustion engine'19844,034,369'Check circuit for checking vehicle warning system'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1996Patents assigned to FUJITSU TEN LTD (2)· patent assignee history
1977–1996Based in Kobe, JP· patent location history
1984Patents assigned to TOYOTA MOTOR CO LTD (1)· patent assignee history
1984Based in Susono, JP· patent location history
1996Patents assigned to FUJITSU LTD (1)· patent assignee history
1996Patents assigned to FUJITSU VLSI LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU TEN LTD21977–1996
FUJITSU LTD11996
FUJITSU VLSI LTD11996
TOYOTA MOTOR CO LTD11984
Locations
LocationPatentsSpan
Kobe, JP21977–1996
Susono, JP11984