Choi; Sung-Chang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Choi; Sung-Chang.The latest application filed is for "location sensing system and method for mobile communication system".

Company Profile

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Choi; Sung-Chang - Daejeon Metropolitan N/A KR
Choi; Sung Chang - Daejeon KR
Choi; Sung Chang - Daejeon Metropolitan City KR
Choi; Sung-Chang - Seoul KR
Choi, Sung-Chang - Yongdungpo-Ku 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
Location measurement method based on predictive filter Grant 8,374,624 - Baik , et al. February 12, 2	2013-02-12
Location sensing system and method for mobile communication system Grant 8,238,937 - Ha , et al. August 7, 2	2012-08-07
Location Sensing System And Method For Mobile Communication System App 20090209268 - HA; Do Young ; et al.	2009-08-20
Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning Grant 7,178,584 - Koh , et al. February 20, 2	2007-02-20
Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning App 20050061024 - Koh, Seok-Keun ; et al.	2005-03-24
Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning App 20030070911 - Koh, Seok-Keun ; et al.	2003-04-17
Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning App 20030066746 - Koh, Seok-Keun ; et al.	2003-04-10
Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning App 20030042129 - Koh, Seok-Keun ; et al.	2003-03-06
Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning App 20030000825 - Koh, Seok-Keun ; et al.	2003-01-02
Plasma polymerization on surface of material App 20010045351 - Koh, Seok-Keun ; et al.	2001-11-29

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