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Inventor

Takehisa Ishibashi

Inventor
Atsugi, JP

Overview

4→
Patents
1988–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

F16Fprimary
F16FSprings38%
B60GVehicle suspension arrangements25%
H02KDynamo-electric machines13%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems13%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications13%
PatentTitleYear
11,038,432Power conversion device20215,214,337'Electromagnetic rotary actuator'19935,087,868'Rotary actuator'19924,776,437'Variable damping force shock absorber with rotary actuator for rotary member'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1992Patents assigned to ATSUGI MOTOR PARTS CO LTD (2)· patent assignee history
1988–1992Based in Atsugi, JP· patent location history
1993Patents assigned to ATSUGI UNISIA CORP (1)· patent assignee history
1993Based in Kanagawa, JP· patent location history
2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history
2021Based in Chiyoda-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ATSUGI MOTOR PARTS CO LTD21988–1992
ATSUGI UNISIA CORP11993
MITSUBISHI ELECTRIC CORP12021
Locations
LocationPatentsSpan
Atsugi, JP21988–1992
Chiyoda-ku, JP12021
Kanagawa, JP11993