Inventor
CHOI KYOUNG-HWAN
KR34 patents
⚠️ This page may combine multiple inventors who share the name “CHOI KYOUNG-HWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG SDI CO LTD
20 patentsUS7166381B2Jan 23, 2007
Air breathing direct methanol fuel cell pack
SAMSUNG SDI CO LTD13 citations84
US7335436B2Feb 26, 2008
Proton exchange membrane fuel cell stack
SAMSUNG SDI CO LTD10 citations83
US7771889B2Aug 10, 2010
Fuel cartridge and direct liquid feed fuel cell system having the same
SAMSUNG SDI CO LTD7 citations74
US7419737B2Sep 2, 2008
Fuel supply device for direct methanol fuel cells
SAMSUNG SDI CO LTD7 citations74
US6916764B2Jul 12, 2005
Pt-Ru-M1-M2 quaternary metal catalyst based on Pt-Ru for direct methanol fuel cell
SAMSUNG SDI CO LTD7 citations73
US8048586B2Nov 1, 2011
Fuel cell stack structure
SAMSUNG SDI CO LTD6 citations63
US7655335B2Feb 2, 2010
Air breathing direct methanol fuel cell pack
SAMSUNG SDI CO LTD4 citations63
US7579101B2Aug 25, 2009
Direct liquid feed fuel cell stack
SAMSUNG SDI CO LTD4 citations62
US7563530B2Jul 21, 2009
Fuel amount control system for fuel cell
SAMSUNG SDI CO LTD2 citations62
US7465511B2Dec 16, 2008
Liquid fuel mixing apparatus and direct liquid feed fuel cell having the same
SAMSUNG SDI CO LTD5 citations62
US7939217B2May 10, 2011
Direct methanol fuel cell
SAMSUNG SDI CO LTD1 citations52
US7923159B2Apr 12, 2011
Water recovery system and direct liquid feed fuel cell having the same
SAMSUNG SDI CO LTD1 citations52
US7824816B2Nov 2, 2010
Fuel cell system
SAMSUNG SDI CO LTD0 citations52
US7759018B2Jul 20, 2010
Direct liquid feed fuel cell and portable electronic apparatus including the same
SAMSUNG SDI CO LTD1 citations52
US7842411B2Nov 30, 2010
Separator and fuel cell stack using the same
SAMSUNG SDI CO LTD1 citations51
US7776483B2Aug 17, 2010
Method and system of activating fuel cell stack
SAMSUNG SDI CO LTD0 citations49
US7951506B2May 31, 2011
Bipolar plate and direct liquid feed fuel cell stack
SAMSUNG SDI CO LTD0 citations48
US8003275B2Aug 23, 2011
Monopolar membrane-electrode assembly
SAMSUNG SDI CO LTD0 citations42
US7816049B2Oct 19, 2010
Direct liquid feed fuel cell
SAMSUNG SDI CO LTD0 citations40
US8003272B2Aug 23, 2011
Fuel cell for microcapsule-type robot and microcapsule-type robot powered by the same
SAMSUNG SDI CO LTD0 citations39
SAMSUNG ELECTRONICS CO LTD
5 patentsUS6689502B2Feb 10, 2004
Monopolar cell pack of direct methanol fuel cell
SAMSUNG ELECTRONICS CO LTD28 citations92
US7335438B2Feb 26, 2008
Bipolar plate and fuel cell including the same
SAMSUNG ELECTRONICS CO LTD2 citations63
US9379404B2Jun 28, 2016
Electrolyte membrane for fuel cell, electrode for fuel cell, and fuel cell employing the same
SAMSUNG ELECTRONICS CO LTD0 citations51
US9399826B2Jul 26, 2016
Thin film deposition apparatus and thin film deposition method using electric field
SAMSUNG ELECTRONICS CO LTD1 citations49
US7689315B2Mar 30, 2010
Semiconductor equipment control system and method
SAMSUNG ELECTRONICS CO LTD0 citations44