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Inventor

Tetsu Takehara

Inventor
Fujisawa, JP

Overview

10→
Patents
1999–2019
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 10 as inventor

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

F16Cprimary
F16CShafts42%
B60BVehicle wheels16%
F16HGearing11%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure11%
B23BTurning5%
F16FSprings5%
F16JPistons5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
10,480,635Rotation transmission device201910,359,102Friction roller-type reduction gear20199,625,332'Torque measurement device-equipped rotation transmission apparatus'20178,418,367'Method of manufacturing a rolling bearing unit for supporting a wheel'20137,677,807'Hub unit for wheel'20107,021,830'Seal ring and rolling bearing unit with seal ring'20066,464,398'Roller bearing'20026,379,049'Rolling bearing'20026,033,123'Tapered roller bearing'20005,890,815'Roller bearing'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2019Patents assigned to NSK LTD (10)· patent assignee history
1999–2019Based in Fujisawa, JP· patent location history
2000–2013Based in Kanagawa, JP· patent location history
2013Patents assigned to HIRATA KIYOTAKA (1)· patent assignee history
2013Patents assigned to HORIKE SHOUJI (1)· patent assignee history
2013Patents assigned to ISHIKAWA HIROAKI (1)· patent assignee history
2013Patents assigned to OTAKE NARIHITO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NSK LTD101999–2019
HIRATA KIYOTAKA12013
HORIKE SHOUJI12013
ISHIKAWA HIROAKI12013
OTAKE NARIHITO12013
Locations
LocationPatentsSpan
Fujisawa, JP51999–2019
Kanagawa, JP52000–2013