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Hisao Takayanagi
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Gyoda, JP
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last 30 patents
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Patent Grant
Trim-tilt device for a marine propulsion unit
Patent number
6,328,616
Issue date
Dec 11, 2001
Showa Corporation
Tamotsu Nakamura
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Tilt device for marine propulsion unit
Patent number
6,280,268
Issue date
Aug 28, 2001
Showa Corporation
Manabu Nishi
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Trim-tilt device for marine propulsion unit
Patent number
6,213,823
Issue date
Apr 10, 2001
Showa Corporation
Tamotsu Nakamura
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Fluid passage control device for fluid pressure actuator
Patent number
5,444,979
Issue date
Aug 29, 1995
Showa Corporation
Yasuo Funami
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Power steering device for outboard engine
Patent number
5,387,142
Issue date
Feb 7, 1995
Kabushiki Kaisha Showa Seisakusho
Hisao Takayanagi
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Spool valve with self-centering mechanism
Patent number
5,327,936
Issue date
Jul 12, 1994
Kabushiki Kaisha Showa Seisakusho
Hisao Takayanagi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...