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Shunji Oka
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Ishikawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Construction machine
Patent number
8,615,992
Issue date
Dec 31, 2013
Komatsu Ltd.
Keita Naito
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Oil pressure system and valve assembly used in oil pressure system
Patent number
8,516,811
Issue date
Aug 27, 2013
Komatsu Ltd.
Shunji Oka
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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
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
Patents Applications
last 30 patents
Information
Patent Application
CONSTRUCTION MACHINE
Publication number
20130004279
Publication date
Jan 3, 2013
Komatsu Ltd.
Keita Naito
B60 - VEHICLES IN GENERAL
Information
Patent Application
OIL PRESSURE SYSTEM AND VALVE ASSEMBLY USED IN OIL PRESSURE SYSTEM
Publication number
20100281859
Publication date
Nov 11, 2010
KOMATSU LTD.
Shunji Oka
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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
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