Kyu Bong Han

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Cylinder device having improved wear resistance through optimal arr...
- Patent number 9,759,325
- Issue date Sep 12, 2017
- Doosan Infracore Co., Ltd.
- Seok Ju Oh
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
CYLINDER DEVICE HAVING IMPROVED WEAR RESISTANCE THROUGH OPTIMAL ARR...
- Publication number 20140345453
- Publication date Nov 27, 2014
- Seok Ju Oh
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS