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Toshikazu Okada
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Hirakata, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Shift control device and shift control method for vehicle
Patent number
7,556,586
Issue date
Jul 7, 2009
Komatsu Ltd.
Tomohiro Nakagawa
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Speed-changing device
Patent number
7,448,976
Issue date
Nov 11, 2008
Komatsu Ltd.
Hikosaburo Hiraki
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Speed-changing device
Patent number
7,416,503
Issue date
Aug 26, 2008
Komatsu Ltd.
Hikosaburo Hiraki
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Drive device for working vehicle and method of controlling the driv...
Patent number
7,267,634
Issue date
Sep 11, 2007
Komatsu Ltd.
Tomohiro Nakagawa
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Vehicle control system
Patent number
7,195,580
Issue date
Mar 27, 2007
Komatsu Ltd.
Masahiro Funato
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control system for a hydro-mechanical transmission
Patent number
7,121,970
Issue date
Oct 17, 2006
Komatsu Ltd.
Masahiro Funato
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Transmission system for work vehicle
Patent number
7,081,068
Issue date
Jul 25, 2006
Komatsu Ltd.
Tomohiro Nakagawa
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Vehicle control system
Patent number
6,937,931
Issue date
Aug 30, 2005
Komatsu Ltd.
Masahiro Funato
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Dual tilt control system for work vehicle
Patent number
6,481,506
Issue date
Nov 19, 2002
Komatsu Ltd.
Toshikazu Okada
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Steering method and steering system for tracklaying vehicle
Patent number
6,474,426
Issue date
Nov 5, 2002
Komatsu Ltd.
Shigeru Yamamoto
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Controlling device for hydraulically operated cooling fan
Patent number
6,349,882
Issue date
Feb 26, 2002
Komatsu Ltd.
Ikuo Kita
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Engine speed control system for work vehicle
Patent number
6,277,050
Issue date
Aug 21, 2001
Komatsu Ltd.
Tomohiro Nakagawa
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Tractive force control apparatus and method for construction equipment
Patent number
5,983,151
Issue date
Nov 9, 1999
Komatsu Ltd.
Toshikazu Okada
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Bulldozer blade pitch control method and controller for the same
Patent number
5,862,868
Issue date
Jan 26, 1999
Komatsu Ltd.
Shigeru Yamamoto
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Blade apparatus and its control method in bulldozer
Patent number
5,620,053
Issue date
Apr 15, 1997
Komatsu, Ltd.
Nobuhisa Kamikawa
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Geared steering device for crawler vehicle and control system therefor
Patent number
5,569,109
Issue date
Oct 29, 1996
Kabushiki Kaisha Komatsu Seisakusho
Toshikazu Okada
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Geared steering device for crawler vehicle and control unit therefor
Patent number
5,558,590
Issue date
Sep 24, 1996
Kabushiki Kaisha Komatsu Seisakusho
Toshikazu Okada
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Patents Applications
last 30 patents
Information
Patent Application
Shift Control Device and Shift Control Method for Vehicle
Publication number
20080312038
Publication date
Dec 18, 2008
KOMATSU LTD.
Tomohiro Nakagawa
B60 - VEHICLES IN GENERAL
Information
Patent Application
SPEED-CHANGING DEVICE
Publication number
20080108467
Publication date
May 8, 2008
Komatsu Ltd.
Hikosaburo HIRAKI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Speed-changing device
Publication number
20060217225
Publication date
Sep 28, 2006
Hikosaburo Hiraki
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Drive device for working vehicle and method of controlling the driv...
Publication number
20050227810
Publication date
Oct 13, 2005
Tomohiro Nakagawa
B60 - VEHICLES IN GENERAL
Information
Patent Application
Vehicle control system
Publication number
20050101436
Publication date
May 12, 2005
Komatsu Ltd.
Masahiro Funato
B60 - VEHICLES IN GENERAL
Information
Patent Application
Vehicle control system
Publication number
20050071068
Publication date
Mar 31, 2005
Komatsu Ltd.
Masahiro Funato
B60 - VEHICLES IN GENERAL
Information
Patent Application
Control system for a hydro-mechanical transmission
Publication number
20050059521
Publication date
Mar 17, 2005
Komatsu Ltd.
Masahiro Funato
B60 - VEHICLES IN GENERAL
Information
Patent Application
Dual tilt control system for work vehicle
Publication number
20020134560
Publication date
Sep 26, 2002
Toshikazu Okada
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Steering method and steering system for tracklaying vehicle
Publication number
20020020579
Publication date
Feb 21, 2002
Shigeru Yamamoto
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS