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Won Sun Sohn
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Gyeunggi-do, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Control device and control method for construction machine
Patent number
10,662,616
Issue date
May 26, 2020
Doosan Infracore Co., Ltd.
Lee Hyoung Cho
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Boom cylinder control circuit for construction machine
Patent number
9,651,064
Issue date
May 16, 2017
Doosan Infracore Co., Ltd.
Won Sun Sohn
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
System for reducing fuel consumption in excavator
Patent number
9,587,379
Issue date
Mar 7, 2017
Doosan Infracore Co., Ltd.
Won Sun Sohn
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Apparatus for controlling construction equipment engine and control...
Patent number
9,551,284
Issue date
Jan 24, 2017
Doosan Infracore Co., Ltd.
Won Sun Sohn
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Device and method for controlling hydraulic pump of construction ma...
Patent number
9,010,102
Issue date
Apr 21, 2015
Doosan Infracore Co., Ltd.
Jae Seok Bang
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Boom cylinder control circuit for construction machine
Patent number
8,807,013
Issue date
Aug 19, 2014
Doosan Infracore Co., Ltd.
Won Sun Sohn
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Power control apparatus and power control method of construction ma...
Patent number
8,720,629
Issue date
May 13, 2014
Doosan Infracore Co., Ltd.
Won Sun Sohn
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Bidirectional gun bore cleaning device using manual impact force
Patent number
8,701,328
Issue date
Apr 22, 2014
Won Ho Sohn
F41 - WEAPONS
Information
Patent Grant
Hydraulic control device of an excavator with improved loading perf...
Patent number
7,356,991
Issue date
Apr 15, 2008
Doosan Intracore Co., Ltd.
Hyeong Ho Kim
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
CONTROL DEVICE AND CONTROL METHOD FOR CONSTRUCTION MACHINE
Publication number
20170198458
Publication date
Jul 13, 2017
Doosan Infracore Co., Ltd.
Lee Hyoung CHO
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
APPARATUS FOR CONTROLLING CONSTRUCTION EQUIPMENT ENGINE AND CONTROL...
Publication number
20160040610
Publication date
Feb 11, 2016
Doosan Infracore Co., Ltd.
Won Sun SOHN
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
SYSTEM FOR REDUCING FUEL CONSUMPTION IN EXCAVATOR
Publication number
20140366517
Publication date
Dec 18, 2014
Won Sun Sohn
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
BOOM CYLINDER CONTROL CIRCUIT FOR CONSTRUCTION MACHINE
Publication number
20140360174
Publication date
Dec 11, 2014
Won Sun Sohn
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
BIDIRECTIONAL GUN BORE CLEANING DEVICE USING MANUAL IMPACT FORCE
Publication number
20130239452
Publication date
Sep 19, 2013
Won Ho Sohn
F41 - WEAPONS
Information
Patent Application
POWER CONTROL APPARATUS AND POWER CONTROL METHOD OF CONSTRUCTION MA...
Publication number
20120251332
Publication date
Oct 4, 2012
Doosan Infracore Co., Ltd.
Won Sun Sohn
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
DEVICE AND METHOD FOR CONTROLLING HYDRAULIC PUMP OF CONSTRUCTION MA...
Publication number
20120227391
Publication date
Sep 13, 2012
Doosan Infracore Co., Ltd.
Jae Seok Bang
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
BOOM CYLINDER CONTROL CIRCUIT FOR CONSTRUCTION MACHINE
Publication number
20110220231
Publication date
Sep 15, 2011
Doosan Infracore Co., Ltd.
Won Sun Sohn
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
Hydraulic control device of an excavator with improved loading perf...
Publication number
20060179691
Publication date
Aug 17, 2006
Doosan Infracore Co., Ltd.
Hyeong Ho Kim
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING