Inventor · disambiguated record
Sang Yeoul Ahn
Also filed as: AHN SANG YEOUL
11 granted patents·4 pending applications·23 citations·filing 2002–2015
85Inventor score
Top patents by PatentIndex Score
15 records- 0188US9653743B2Method and apparatus for detecting defects of fuel cell membrane-electrode assemblyHYUNDAI MOTOR CO LTD·Filed 2014·Granted May 16, 2017·5 cites·17 claims
- 0287US9170216B2Pinhole detection system of fuel cellHYUNDAI MOTOR CO LTD·Filed 2014·Granted Oct 27, 2015·6 cites·6 claims
- 0369US8455121B2System and method for activating fuel cellLIM TAE WON·Filed 2009·Granted Jun 4, 2013·2 cites·4 claims
- 0468US9490489B2Device for manufacturing fuel cell stack componentsHYUNDAI MOTOR CO LTD·Filed 2013·Granted Nov 8, 2016·1 cites·11 claims
- 0568US8316721B2Apparatus and method for non-destructive measurement of bending stiffness of GDL for fuel cellHONG BO KI·Filed 2010·Granted Nov 27, 2012·1 cites·14 claims
- 0662US9252439B2System and method for activating fuel cellsHYUNDAI MOTOR CO LTD·Filed 2013·Granted Feb 2, 2016·0 cites·1 claims
- 0758US8654920B2System for detecting pin hole of fuel cell stack partsAHN SANG YEOUL·Filed 2011·Granted Feb 18, 2014·2 cites·9 claims
- 0858US7056612B2Method of preparing membrane-electrode-gasket assemblies for polymer electrolyte fuel cellsHYUNDAI MOTOR CO LTD·Filed 2002·Granted Jun 6, 2006·4 cites·11 claims
- 0954US9450254B2Gas diffusion layer for fuel cell vehicle with improved operational stabilityHONG BO KI·Filed 2009·Granted Sep 20, 2016·0 cites·4 claims
- 1054US7332235B2Fuel cell systemHYUNDAI MOBIS CO LTD·Filed 2004·Granted Feb 19, 2008·2 cites·9 claims
- 1151US2011122991A1Pinhole detection system of fuel cellHYUNDAI MOTOR CO LTD·Filed 2010·Application pending·0 cites
- 1248US9470666B2Pinhole inspection system and apparatus for membrane electrode assembly of fuel cellHYUNDAI MOTOR CO LTD·Filed 2012·Granted Oct 18, 2016·0 cites·11 claims
- 1345US2006046116A1Series type air supply system for fuel cell-powered vehiclesSEOUL NAT UNIV IND FOUNDATION·Filed 2004·Application pending·0 cites
- 1444US2006083975A1Fuel cell stack mock-up and pressure measuring instrument of fuel cell balance of plant using fuel cell stack mock-upHYUNDAI MOBIS CO LTD·Filed 2004·Application pending·0 cites
- 1535US2015357660A1Pinhole detection system of fuel cellKIA MOTORS CORP·Filed 2015·Application pending·0 cites
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