Inventor · disambiguated record
In Hwan Oh
Also filed as: OH IN H · OH IN-HWAN
49 granted patents·22 pending applications·483 citations·filing 1997–2022
98Inventor score
Top patents by PatentIndex Score
71 records- 0196US7378805B2Single-stage digital power converter for driving LEDsFAIRCHILD SEMICONDUCTOR·Filed 2005·Granted May 27, 2008·178 cites·16 claims
- 0292US7057907B2Power converter having improved controlFAIRCHILD SEMICONDUCTOR·Filed 2003·Granted Jun 6, 2006·80 cites·19 claims
- 0391US10923726B2Artificial solid electrolyte interphase of a metallic anode for a secondary battery including amino-functionalized carbon structures to protect the anode material, a method for producing the anode and a lithium metal secondary battery including the anode produced by the methodKOREA INST SCI & TECH·Filed 2019·Granted Feb 16, 2021·4 cites·13 claims
- 0491US7678470B2Reinforced matrix for molten carbonate fuel cell using porous aluminum support and method for preparing the molten carbonate fuel cell comprising the reinforced matrixKOREA INST SCI & TECH·Filed 2005·Granted Mar 16, 2010·24 cites·4 claims
- 0589US7790327B2Reinfored matrix for molten carbonate fuel cell and method for preparing the sameKOREA INST SCI & TECH·Filed 2006·Granted Sep 7, 2010·9 cites·11 claims
- 0685US7098605B2Full digital dimming ballast for a fluorescent lampFAIRCHILD SEMICONDUCTOR·Filed 2004·Granted Aug 29, 2006·34 cites·26 claims
- 0782US8148026B2Multi-layered electrode for fuel cell and method for producing the sameOH IN HWAN·Filed 2005·Granted Apr 3, 2012·6 cites·4 claims
- 0882US7029559B2Proton exchange composite membranes, composite solutions, and method for manufacturing and fuel cell using the sameKOREA INST OF SCIENCE TECHNOLO·Filed 2002·Granted Apr 18, 2006·33 cites·16 claims
- 0978US6893481B2Method for manufacturing Ni-Al alloy powders for fuel cells using aluminum chlorideKOREA INST SCI & TECH·Filed 2003·Granted May 17, 2005·16 cites·2 claims
- 1076US8518607B2Method for preparing membrane electrode assembly using low-temperature transfer method, membrane electrode assembly prepared thereby, and fuel cell using the sameKIM SOO-KIL·Filed 2009·Granted Aug 27, 2013·4 cites·13 claims
- 1174US8334332B2Flame-retardant thermoplastic resin composition with excellent color toneSON SE BUM·Filed 2010·Granted Dec 18, 2012·2 cites·13 claims
- 1274US8193272B2Flame-retardant high impact vinyl aromatic resin composition having good fluidityKONG SEONG HO·Filed 2009·Granted Jun 5, 2012·2 cites·12 claims
- 1373US8119720B2Thermoplastic resin composition having improved flowabilitySON SE BUM·Filed 2009·Granted Feb 21, 2012·2 cites·14 claims
- 1473US7977421B2Brominated diphenyl ethane mixtures and resin compositions including the sameCHEIL IND INC·Filed 2009·Granted Jul 12, 2011·2 cites·21 claims
- 1572US8771897B2Electrolyte membrane for fuel cell including blend of polymers with different degrees of sulfonation, and membrane-electrode assembly and fuel cell including the sameKIM HYOUNG-JUHN·Filed 2011·Granted Jul 8, 2014·1 cites·16 claims
- 1672US7981960B2Thermoplastic resin composition having improved impact resistance, color development and good flame-retardanceCHEIL IND INC·Filed 2008·Granted Jul 19, 2011·2 cites·19 claims
- 1772US7964661B2Flame resistant thermoplastic resin composition having improved impact resistance and chemical resistanceCHEIL IND INC·Filed 2009·Granted Jun 21, 2011·2 cites·18 claims
- 1870US8329804B2Flame retardant thermoplastic resin compositionOH IN HWAN·Filed 2009·Granted Dec 11, 2012·2 cites·6 claims
- 1969US8236459B2Hybrid type power supplying apparatusHA HEUNG YONG·Filed 2008·Granted Aug 7, 2012·2 cites·10 claims
- 2068US7141329B2Electrode having microstructure of extended triple phase boundary by porous ion conductive ceria film coating and method to manufacture the said electrodeKOREA INST SCI & TECH·Filed 2002·Granted Nov 28, 2006·9 cites·8 claims
- 2167US8029940B2MEA for fuel cell, method for preparing the same and fuel cell using the MEAKOREA INST SCI & TECH·Filed 2006·Granted Oct 4, 2011·1 cites·8 claims
- 2265US6824913B2Anode for molten carbonate fuel cell coated with porous ceramic filmsKOREA INST SCI & TECH·Filed 2002·Granted Nov 30, 2004·7 cites·9 claims
- 2363US7271127B2Catalyst for partial oxidation reforming of fuel and fuel reforming apparatus and method using the catalystKOREA INST SCI & TECH·Filed 2004·Granted Sep 18, 2007·4 cites·14 claims
- 2463US6544676B2Internal reforming molten carbonate fuel cell with membrane for intercepting carbonate vaporKOREA INST SCI & TECH·Filed 2001·Granted Apr 8, 2003·7 cites·1 claims
- 2562US10658670B2Anode including functionalized metal oxide nanoparticles, a method for manufacturing the anode, a secondary battery including the anode, and a device including the secondary batteryKOREA INST SCI & TECH·Filed 2017·Granted May 19, 2020·0 cites·20 claims
- 2662US9018312B2Thermoplastic resin composition having improved impact resistanceSON SE BUM·Filed 2007·Granted Apr 28, 2015·1 cites·37 claims
- 2759US8354464B2Mixtures of brominated diphenylethanes, method of preparing the same and resin composition using the sameCHEIL IND INC·Filed 2009·Granted Jan 15, 2013·0 cites·11 claims
- 2859US7740670B2Catalyst for partial oxidation reforming of fuel and fuel reforming apparatus and method using the catalystKOREA INST SCI & TECH·Filed 2006·Granted Jun 22, 2010·0 cites·2 claims
- 2959US7402294B2Catalyst for partial oxidation reforming of fuel and fuel reforming apparatus and method using the catalystKOREA INST SCI & TECH·Filed 2006·Granted Jul 22, 2008·0 cites·6 claims
- 3059US2023132735A1Method and apparatus for preparation of alkylene carbonate using polyamine-heterogeneous catalystKOREA INST SCI & TECH·Filed 2022·Application pending·0 cites
- 3158US7142439B2Zero-voltage-switching single-switched resonant DC link with minimized conduction lossFAIRCHILD SEMICONDUCTOR·Filed 2003·Granted Nov 28, 2006·13 cites·2 claims
- 3256US8293138B2Partially sulfonated polybenzimidazole based polymer, method for preparing the same, MEA for fuel cell using the polybenzimidazole based polymer and method for preparing the sameKIM HYOUNG-JUHN·Filed 2007·Granted Oct 23, 2012·0 cites·4 claims
- 3356US2011217614A1Direct formic acid fuel cell performing real time measurement and control of concentration of formic acid and operation method thereofKOREA INST SCI & TECH·Filed 2011·Application pending·0 cites
- 3455US2007202369A1Direct formic acid fuel cell performing real time measurement and control of concentration of formic acid and operation method thereofKOREA INST SCI & TECH·Filed 2006·Application pending·0 cites
- 3555US2012058414A1Method for preparing membrane-electrode assembly, membrane-electrode assembly prepared therefrom and fuel cell comprising the sameCHO EUN AE·Filed 2009·Application pending·0 cites
- 3655US2007231655A1Method to manufacture composite polymer electrolyte membranes coated with inorganic thin films for fuel cellsKOREA INST SCI & TECH·Filed 2007·Application pending·0 cites
- 3754US11982976B2Hologram transcription apparatusHANGYO HOLOGRAM CO LTD·Filed 2019·Granted May 14, 2024·0 cites·14 claims
- 3854US10030496B2Method for producing synthetic gas by using solid acidKOREA INST SCI & TECH·Filed 2013·Granted Jul 24, 2018·0 cites·17 claims
- 3954US8778564B2Unit cell of honeycomb-type solid oxide fuel cell, stack using the unit cell and method manufacturing the unit cell and stackYOON SUNG PIL·Filed 2009·Granted Jul 15, 2014·0 cites·25 claims
- 4053US8057954B2Membrane-electrode assembly including guard gasketKIM HYOUNG-JUHN·Filed 2008·Granted Nov 15, 2011·0 cites·4 claims
- 4153US7790220B2Method to manufacture composite polymer electrolyte membranes coated with inorganic thin films for fuel cellsKOREA INST SCI & TECH·Filed 2003·Granted Sep 7, 2010·2 cites·9 claims
- 4253US7239531B2Resonant lossless circuit for providing a low operating voltage in power converterFAIRCHILD SEMICONDUCTOR·Filed 2004·Granted Jul 3, 2007·9 cites·16 claims
- 4352US8415075B2Ni-Al alloy anode for molten carbonate fuel cell made by in-situ sinteringYOON SUNG PIL·Filed 2009·Granted Apr 9, 2013·0 cites·1 claims
- 4451US2008241611A1MCFC anode for direct internal reforming of ethanol, manufacturing process thereof, and method for direct internal reforming in MCFC containing the anodeKOREA INST SCI & TECH·Filed 2008·Application pending·0 cites
- 4550US11666853B2Highly efficient CO2 absorbent composition and method for preparing the sameKOREA INST SCI & TECH·Filed 2021·Granted Jun 6, 2023·0 cites·16 claims
- 4650US8999598B2Molten carbonate fuel cells including reinforced lithium aluminate matrix, method for preparing the same, and method for supplying lithium sourceYOON SUNG PIL·Filed 2012·Granted Apr 7, 2015·0 cites·7 claims
- 4749US10727466B2Polyethyleneimine-attached carbonaceous material and separator for lithium-sulfur battery coated with the sameKOREA INST SCI & TECH·Filed 2017·Granted Jul 28, 2020·0 cites·16 claims
- 4849US2006171839A1Ni-Al alloy anode for molten carbonate fuel cell made by in-situ sintering the Ni-Al alloy and method for making the sameYOON SUNG P·Filed 2005·Application pending·0 cites
- 4949US2013189605A1Ceria-based composition, ceria-based composite electrolyte powder, method for sintering the same and sintered body made thereofKOREA INST SCI & TECH·Filed 2013·Application pending·0 cites
- 5048US6296972B1Method for preparing LICOO2-coated NiO cathodes for molten carbon fuel cellKOREA INST SCI & TECH·Filed 1999·Granted Oct 2, 2001·15 cites·21 claims
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