Do-Kwon Son

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Kumjung-gu, KR

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Patents Grantslast 30 patents

Information Patent Grant
Polishing pad containing embedded liquid microelements and method o...
- Patent number 7,754,118
- Issue date Jul 13, 2010
- Hyun Huh
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing pad containing embedded liquid microelements and method o...
- Patent number 7,579,071
- Issue date Aug 25, 2009
- Korea Polyol Co., Ltd.
- Hyun Huh
- B24 - GRINDING POLISHING
Information Patent Grant
Integral polishing pad and manufacturing method thereof
- Patent number 7,029,747
- Issue date Apr 18, 2006
- Korea Polyol Co., Ltd.
- Hyun Huh
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Polishing pad containing embedded liquid microelements and method o...
- Publication number 20060125133
- Publication date Jun 15, 2006
- Korea Polyol Co., Ltd.
- Hyun Huh
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Integral polishing pad and manufacturing method thereof
- Publication number 20050260928
- Publication date Nov 24, 2005
- Hyun Huh
- B24 - GRINDING POLISHING
Information Patent Application
Polishing pad containing embedded liquid microelements and method o...
- Publication number 20040053007
- Publication date Mar 18, 2004
- Hyun Huh
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL