Hyun Gie Koh

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Incheon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for controlling raise speed of working machine for heavy...
- Patent number 8,997,477
- Issue date Apr 7, 2015
- Doosan Corporation
- Chan Heo
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Apparatus for Controlling Raise Speed of Working Machine for Heavy...
- Publication number 20130055704
- Publication date Mar 7, 2013
- DOOSAN INDUSTRIAL VEHICLE CO., LTD
- Chan Heo
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS