Inventor · disambiguated record
Hyuk Chang
Also filed as: CHANG HYUK · CHANG HYUK-JAE
70 granted patents·20 pending applications·455 citations·filing 1999–2022
99Inventor score
Files withSAMSUNG SDI CO LTD41SAMSUNG MEDISON CO LTD14SAMSUNG ELECTRONICS CO LTD11PAK CHAN-HO7CHANG HYUK3
Top patents by PatentIndex Score
90 records- 0197US7837968B2Carbon nanosphere with at least one opening, method for preparing the same, carbon nanosphere-impregnated catalyst using the carbon nanosphere, and fuel cell using the catalystSAMSUNG SDI CO LTD·Filed 2005·Granted Nov 23, 2010·26 cites·6 claims
- 0295US8173096B2Carbon nanosphere with at least one opening, method for preparing the same, carbon nanosphere-impregnated catalyst using the carbon nanosphere, and fuel cell using the catalystCHANG HYUK·Filed 2010·Granted May 8, 2012·26 cites·5 claims
- 0394US6749892B2Method for fabricating membrane-electrode assembly and fuel cell adopting the membrane-electrode assemblySAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Jun 15, 2004·63 cites·14 claims
- 0492USD1013624SElectrical enclosureEATON INTELLIGENT POWER LTD·Filed 2021·Granted Feb 6, 2024·22 cites·1 claims
- 0592US8114372B2Hierarchical mesoporous carbon, method of manufacturing the same, and fuel cell using the samePAK CHAN-HO·Filed 2008·Granted Feb 14, 2012·18 cites·12 claims
- 0690US8083905B2Carbon nanotubes for fuel cells, method for manufacturing the same, and fuel cell using the sameCHOI WON-BONG·Filed 2009·Granted Dec 27, 2011·23 cites·6 claims
- 0788US7220697B2Mesoporous carbon molecular sieve and supported catalyst employing the sameSAMSUNG SDI CO LTD·Filed 2004·Granted May 22, 2007·28 cites·2 claims
- 0886US7771889B2Fuel cartridge and direct liquid feed fuel cell system having the sameSAMSUNG SDI CO LTD·Filed 2006·Granted Aug 10, 2010·7 cites·19 claims
- 0986US7402544B2Mesoporous carbon molecular sieve and supported catalyst employing the sameSAMSUNG SDI CO LTD·Filed 2007·Granted Jul 22, 2008·7 cites·6 claims
- 1085US8333948B2Carbon nanotube for fuel cell, nanocomposite comprising the same, method for making the same, and fuel cell using the samePAK CHAN-HO·Filed 2005·Granted Dec 18, 2012·12 cites·4 claims
- 1185US7622220B2Polymer electrolyte and fuel cell using the sameSAMSUNG SDI CO LTD·Filed 2006·Granted Nov 24, 2009·8 cites·27 claims
- 1284USD842449SGrilleBROAN NU TONE LLC·Filed 2016·Granted Mar 5, 2019·24 cites·1 claims
- 1384US8993144B2Three dimensional shaped batterySAMSUNG ELECTRONICS CO LTD·Filed 2012·Granted Mar 31, 2015·3 cites·20 claims
- 1479US8050608B2Fusing device and image apparatus having a biased pressing rollerSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Nov 1, 2011·5 cites·22 claims
- 1579US7883820B2Ion conductive composite membrane using inorganic conductor and method of manufacturing the sameSAMSUNG SDI CO LTD·Filed 2006·Granted Feb 8, 2011·4 cites·10 claims
- 1679US7867941B2Sulfur-containing mesoporous carbon, method of manufacturing the same, and fuel cell using the mesoporous carbonSAMSUNG SDI CO LTD·Filed 2007·Granted Jan 11, 2011·4 cites·9 claims
- 1778US8043595B2Mesoporous carbon including heteroatom, manufacturing method thereof, and fuel cell using the mesoporous carbonSAMSUNG SDI CO LTD·Filed 2006·Granted Oct 25, 2011·3 cites·13 claims
- 1878US7994088B2Supported catalyst, method of preparing the same, and fuel cell using the sameSAMSUNG SDI CO LTD·Filed 2007·Granted Aug 9, 2011·4 cites·45 claims
- 1978US7867940B2Supported catalyst and method of preparing the sameSAMSUNG SDI CO LTD·Filed 2006·Granted Jan 11, 2011·5 cites·11 claims
- 2078US7670582B2Mesoporous carbon and method of producing the sameSAMSUNG SDI CO LTD·Filed 2006·Granted Mar 2, 2010·4 cites·23 claims
- 2177US8791043B2Ordered mesoporous carbon composite catalyst, method of manufacturing the same, and fuel cell using the samePAK CHAN-HO·Filed 2009·Granted Jul 29, 2014·3 cites·21 claims
- 2276US8722282B2Power unit and cartridge, and fuel cell system comprising power unit and cartridgeCHO HYE-JUNG·Filed 2008·Granted May 13, 2014·4 cites·37 claims
- 2376US7981568B2Ion conductive composite membrane using inorganic conductorSAMSUNG SDI CO LTD·Filed 2011·Granted Jul 19, 2011·2 cites·15 claims
- 2476US7854913B2Mesoporous carbon, method of preparing the same, and fuel cell using the carbonSAMSUNG SDI CO LTD·Filed 2006·Granted Dec 21, 2010·4 cites·20 claims
- 2576US7166381B2Air breathing direct methanol fuel cell packSAMSUNG SDI CO LTD·Filed 2002·Granted Jan 23, 2007·13 cites·22 claims
- 2674USD796889SDrip coffee maker assemblyLASKOWSKI MICHAEL·Filed 2016·Granted Sep 12, 2017·16 cites·1 claims
- 2774US8557212B2Mesoporous carbon composite containing carbon nanotubePAK CHAN-HO·Filed 2005·Granted Oct 15, 2013·2 cites·23 claims
- 2873US9180431B2Method of manufacturing hierarchical mesoporous carbon and carbon obtained therebyPAK CHAN-HO·Filed 2012·Granted Nov 10, 2015·1 cites·11 claims
- 2973US8603934B2Carbon nanosphere with at least one opening, method for preparing the same, carbon nanosphere-impregnated catalyst using the carbon nanosphere, and fuel cell using the catalystCHANG HYUK·Filed 2012·Granted Dec 10, 2013·1 cites·6 claims
- 3073US7566514B2Catalyst for cathode in fuel cellSAMSUNG SDI CO LTD·Filed 2003·Granted Jul 28, 2009·10 cites·13 claims
- 3172US9583775B2Fuel cell system and electronic device controlling the sameSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Feb 28, 2017·1 cites·21 claims
- 3272US7906243B2Accelerated testing method of rapidly evaluating lifespan of fuel cellSAMSUNG SDI CO LTD·Filed 2006·Granted Mar 15, 2011·2 cites·9 claims
- 3370US12402259B2Pedestal for a number of electrical charging boxesEATON INTELLIGENT POWER LTD·Filed 2022·Granted Aug 26, 2025·0 cites·20 claims
- 3470USD836765SVent hoodBROAN NU TONE LLC·Filed 2017·Granted Dec 25, 2018·10 cites·1 claims
- 3570US7879971B2Multiblock copolymer, method of preparing the same, polymer electrolyte membrane prepared from the multiblock copolymer, method of preparing the polymer electrolyte membrane, and fuel cell employing the polymer electrolyte membraneSAMSUNG SDI CO LTD·Filed 2007·Granted Feb 1, 2011·2 cites·11 claims
- 3670US7732094B2Mesoporous carbon composite, method of preparing the same, and fuel cell using the mesoporous carbon compositeSAMSUNG SDI CO LTD·Filed 2006·Granted Jun 8, 2010·1 cites·15 claims
- 3770US6743541B2Monopolar cell pack of proton exchange membrane fuel cell and direct methanol fuel cellSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Jun 1, 2004·11 cites·20 claims
- 3869US8142954B2Fuel composition for fuel cell and fuel cell using the sameLEE SEOL-AH·Filed 2006·Granted Mar 27, 2012·2 cites·7 claims
- 3969US7923159B2Water recovery system and direct liquid feed fuel cell having the sameSAMSUNG SDI CO LTD·Filed 2006·Granted Apr 12, 2011·1 cites·16 claims
- 4068US7326487B2Method for fabricating membrane-electrode assembly and fuel cell adopting the membrane-electrode assemblySAMSUNG SDI CO LTD·Filed 2003·Granted Feb 5, 2008·7 cites·18 claims
- 4165US10349919B2Ultrasound diagnosis apparatus and method of operating the sameSAMSUNG MEDISON CO LTD·Filed 2016·Granted Jul 16, 2019·1 cites·18 claims
- 4265USD804627SVent hoodBROAN-NUTONE LLC·Filed 2015·Granted Dec 5, 2017·10 cites·1 claims
- 4363US10561393B2Method of calculating feature of blood vessel and ultrasound apparatus for performing the sameSAMSUNG MEDISON CO LTD·Filed 2015·Granted Feb 18, 2020·1 cites·16 claims
- 4462US10383599B2Ultrasound diagnostic apparatus, operating method thereof, and computer-readable recording mediumSAMSUNG MEDISON CO LTD·Filed 2015·Granted Aug 20, 2019·1 cites·17 claims
- 4562US7981826B2Supported catalyst and method of preparing the sameSAMSUNG SDI CO LTD·Filed 2009·Granted Jul 19, 2011·0 cites·12 claims
- 4662US6344428B1Method of forming catalyst layer for fuel cellSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Feb 5, 2002·26 cites·13 claims
- 4761US10922874B2Medical imaging apparatus and method of displaying medical imageSAMSUNG MEDISON CO LTD·Filed 2015·Granted Feb 16, 2021·1 cites·21 claims
- 4860US9508154B2Medical imaging apparatus and method of operating the sameSAMSUNG MEDISON CO LTD·Filed 2014·Granted Nov 29, 2016·1 cites·17 claims
- 4960US2013281291A1Mesoporous carbon composite containing carbon nanotubeSAMSUNG SDI CO LTD·Filed 2013·Application pending·0 cites
- 5059US8187764B2Fuel cell with moisture retentive layer in MEAKIM JI-RAE·Filed 2006·Granted May 29, 2012·1 cites·4 claims
Showing the top 50 of 90 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →