Inventor
JUNG SUNG CHEON
KR12 patents
Patents
12 patentsUS6901204B2May 31, 2005
Microelectromechanical system (MEMS) variable optical attenuator
SAMSUNG ELECTRO MECH30 citations92
US6816295B2Nov 9, 2004
MEMS variable optical attenuator
SAMSUNG ELECTRO MECH19 citations92
US6459845B1Oct 1, 2002
Variable optical attenuator
SAMSUNG ELECTRO MECH40 citations92
US5994803ANov 30, 1999
Brushless DC motor
SAMSUNG ELECTRO MECH36 citations92
US5872409AFeb 16, 1999
Bearing system and brushless DC motor using such system
SAMSUNG ELECTRO MECH35 citations92
US5925949AJul 20, 1999
Disc drive motor with means to center a disc and limit its axial movement
SAMSUNG ELECTRO MECH26 citations88
US6718114B2Apr 6, 2004
Variable optical attenuator of optical path conversion
SAMSUNG ELECTRO MECH14 citations83
US6775459B2Aug 10, 2004
Variable optical attenuator
SAMSUNG ELECTRO MECH13 citations80
US6552839B1Apr 22, 2003
Optical switch
SAMSUNG ELECTRO MECH8 citations73
US7113689B2Sep 26, 2006
Microelectromechanical systems (MEMS) variable optical attenuator
SAMSUNG ELECTRO MECH9 citations72
US6961488B2Nov 1, 2005
Optical switch and method of producing the same
SAMSUNG ELECTRO MECH2 citations61
US6833288B2Dec 21, 2004
Dicing method for micro electro mechnical system chip
SAMSUNG ELECTRO MECH4 citations61