Chul Kyu Kwack

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Air filter and air cleaner using high density filter paper and vehi...
- Patent number 10,330,058
- Issue date Jun 25, 2019
- Hyundai Motor Company
- Tae-Min Yun
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for reducing fuel evaporation gas using closeable path st...
- Patent number 10,316,806
- Issue date Jun 11, 2019
- Hyundai Motor Company
- Jung-Wu Jung
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Air duct orifice for reducing low frequency noise
- Patent number 7,451,733
- Issue date Nov 18, 2008
- Hyundai Motor Company
- Chul Kyu Kwack
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR REDUCING FUEL EVAPORATION GAS USING CLOSEABLE PATH ST...
- Publication number 20180171947
- Publication date Jun 21, 2018
- Hyundai Motor Company
- Jung-Wu JUNG
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIR FILTER AND AIR CLEANER USING HIGH DENSITY FILTER PAPER AND VEHI...
- Publication number 20170335807
- Publication date Nov 23, 2017
- Hyundai Motor Company
- Tae-Min Yun
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Air duct orifice for reducing low frequency noise
- Publication number 20080035092
- Publication date Feb 14, 2008
- Chul Kyu Kwack
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS