Maruyama; Ryoichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Maruyama; Ryoichi.The latest application filed is for "turning control system for use in a track-laying vehicle".

Company Profile

0.13.0

Maruyama; Ryoichi - Komatsu JP
Maruyama; Ryoichi - Kanagawa JP
Maruyama; Ryoichi - Hirakata JP
Maruyama; Ryoichi - Yokohama JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Turning control system for use in a track-laying vehicle Grant RE36,151 - Ishino , et al. March 16, 1	1999-03-16
System for controlling a hydrostatic-mechanical transmission when an oil pressure exceeds a relief pressure Grant 5,684,694 - Ishino , et al. November 4, 1	1997-11-04
Response control system for hydrostatic-mechanical transmissions Grant 5,671,137 - Ishino , et al. September 23, 1	1997-09-23
Control mechanism for hydrostatic-mechanical power transmission system Grant 5,540,051 - Maruyama , et al. July 30, 1	1996-07-30
Steering system for use in a track-laying vehicle Grant 5,535,840 - Ishino , et al. July 16, 1	1996-07-16
Creep preventing control system for hydrostatic-mechanical transmissions Grant 5,531,304 - Ishino , et al. July 2, 1	1996-07-02
Forward/reverse drive and stop control system for hydrostatic -mechanical transmissions Grant 5,529,546 - Ishino , et al. June 25, 1	1996-06-25
Turning system for use in a track-laying vehicle Grant 5,477,454 - Ishino , et al. December 19, 1	1995-12-19
Steering control system for use in a track-laying vehicle Grant 5,473,541 - Ishino , et al. December 5, 1	1995-12-05
Transmission and control mechanism for hydrostatic-mechanical power transmission system Grant 5,406,793 - Maruyama , et al. April 18, 1	1995-04-18
Clutch changeover circuit for non-stage transmission Grant 5,113,723 - Ishino , et al. May 19, 1	1992-05-19
Automatic speed range change-over system for a hydro-mechanical transmission Grant 4,519,274 - Maruyama , et al. May 28, 1	1985-05-28
Engine speed control system for a hydro-mechanical transmission Grant 4,497,223 - Maruyama , et al. February 5, 1	1985-02-05

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