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Inventor

Yoshiaki Senga

Inventor
Gunma, JP

Overview

7→
Patents
1999–2011
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 7 as inventor

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

F16Dprimary
F16DCouplings for transmitting rotation40%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids20%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles10%
F01MLubricating of machines or engines in general10%
F16KValves10%
Y10TTechnical subjects covered by former us classification10%
PatentTitleYear
7,963,852'Spline shaft'20117,488,163'Trochoid oil pump'20097,165,955'Trochoid type oil pump'20076,905,007'Drive power transmission comprising electromagnetic clutch'20056,578,684'Driving force transmission device'20036,481,458'Relief valve assembly'20025,899,306'Drive force transmission apparatus'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2005Patents assigned to TOYODA MACHINE WORKS LTD (3)· patent assignee history
1999Patents assigned to TOYOTA MOTOR CO LTD (1)· patent assignee history
1999–2005Based in Kariya, JP· patent location history
2002Patents assigned to HONDA MOTOR CO LTD (1)· patent assignee history
2002Based in Kiryu, JP· patent location history
2003Based in Chiryu, JP· patent location history
2007–2009Patents assigned to YAMADA MFG CO LTD (2)· patent assignee history
2007–2009Based in Gunma, JP· patent location history
2011Patents assigned to JTEKT CORP (1)· patent assignee history
2011Based in Nagoya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYODA MACHINE WORKS LTD31999–2005
YAMADA MFG CO LTD22007–2009
HONDA MOTOR CO LTD12002
JTEKT CORP12011
TOYOTA MOTOR CO LTD11999
Locations
LocationPatentsSpan
Gunma, JP22007–2009
Kariya, JP21999–2005
Nagoya, JP12011
Chiryu, JP12003
Kiryu, JP12002