Joung; Hea-Gyoon

Patent Applications and Registrations

Patent applications and USPTO patent grants for Joung; Hea-Gyoon.The latest application filed is for "flow rate control apparatus of construction equipment and control method therefor".

Company Profile

3.20.24

Joung; Hea-Gyoon - Busan N/A KR

*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
Flow rate control apparatus of construction equipment and control method therefor Grant 10,428,491 - Joung , et al. October 1, 2	2019-10-01
Driving straight ahead device for construction machine and control method therefor Grant 10,337,170 - Joung , et al.	2019-07-02
Hydraulic circuit for construction machine Grant 10,184,499 - Joung , et al. Ja	2019-01-22
Control device for confluence flow rate of working device for construction machinery and control method therefor Grant 10,119,249 - Lee , et al. November 6, 2	2018-11-06
Hydraulic circuit for construction machinery having floating function and method for controlling floating function Grant 10,094,092 - Joung , et al. October 9, 2	2018-10-09
Flow control device and flow control method for construction machine Grant 10,001,146 - Joung , et al. June 19, 2	2018-06-19
Flow Rate Control Apparatus Of Construction Equipment And Control Method Therefor App 20180073217 - JOUNG; Hea-Gyoon ; et al.	2018-03-15
Hydraulic system for construction machine, provided with protection device Grant 9,790,965 - Joung , et al. October 17, 2	2017-10-17
Hydraulic Circuit For Construction Equipment App 20170276151 - Joung; Hea-Gyoon	2017-09-28
Driving Straight Ahead Device For Construction Machine And Control Method Therefor App 20170268201 - JOUNG; Hea-Gyoon ; et al.	2017-09-21
Priority control system for construction machine Grant 9,651,063 - Joung , et al. May 16, 2	2017-05-16
Drive Control Device For Construction Equipment And Control Method Therefor App 20170037600 - JOUNG; Hea-Gyoon ; et al.	2017-02-09
Control Device For Confluence Flow Rate Of Working Device For Construction Machinery And Control Method Therefor App 20170030053 - Lee; Jae-Hoon ; et al.	2017-02-02
Hydraulic Circuit For Construction Machinery Having Floating Function And Method For Controlling Floating Function App 20160333551 - JOUNG; Hea-Gyoon ; et al.	2016-11-17
Hydraulic Circuit For Construction Machine App 20160160883 - JOUNG; Hea-Gyoon ; et al.	2016-06-09
System for controlling hydraulic pump in construction machine Grant 9,303,636 - Joung , et al. April 5, 2	2016-04-05
Hydraulic System For Construction Machine, Provided With Protection Device App 20160003265 - JOUNG; Hea-Gyoon ; et al.	2016-01-07
Flow Control Device And Flow Control Method For Construction Machine App 20150361995 - JOUNG; Hea-Gyoon ; et al.	2015-12-17
Hydraulic pump control system for construction machinery Grant 9,194,382 - Shin , et al. November 24, 2	2015-11-24
Flow control valve for construction machine Grant 9,103,355 - Ku , et al. August 11, 2	2015-08-11
Priority Control System For Construction Machine App 20140245730 - Joung; Hea-Gyoon ; et al.	2014-09-04
Control System For Operating Work Device For Construction Machine App 20140238010 - Joung; Hea-Gyoon ; et al.	2014-08-28
Flow control system for a hydraulic pump of construction machinery Grant 8,818,651 - Joung , et al. August 26, 2	2014-08-26
Flow Control Valve For Construction Machine App 20130228245 - Ku; Bon-Seuk ; et al.	2013-09-05
Flow Rate Control Device For Variable Displacement Type Hydraulic Pump For Construction Equipment App 20130160439 - Lee; Sang-Hee ; et al.	2013-06-27
System For Controlling Hydraulic Pump In Construction Machine App 20130121852 - Joung; Hea-Gyoon ; et al.	2013-05-16
Hydraulic Pump Control System For Construction Machinery App 20130098021 - Shin; Hung-Ju ; et al.	2013-04-25
Flow Control System For A Hydraulic Pump Of Construction Machinery App 20130103270 - Joung; Hea-Gyoon ; et al.	2013-04-25

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