Inventor · disambiguated record
Chang-Hwan Oh
Also filed as: OH CHANG H · OH CHANG-HWAN
17 granted patents·5 pending applications·514 citations·filing 1984–2023
94Inventor score
Files withJ & L IMP INC7GOLDPEAK INNOVATIONS INC2HYUNDAI MOTOR CO LTD2J & L IMPORTERS INC2SHIN YOUNG-CHEOL2
Top patents by PatentIndex Score
22 records- 0192US6141642AText-to-speech apparatus and method for processing multiple languagesSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Oct 31, 2000·240 cites·23 claims
- 0290USD292470SFry pan or similar articleJ&L IMP INC·Filed 1984·Granted Oct 27, 1987·32 cites·1 claims
- 0389US6679421B2Integrated customer management system and method using wireless barcodeSECUBAY CORP·Filed 2001·Granted Jan 20, 2004·130 cites·5 claims
- 0484US7926992B2Lamp shield driving device and headlamp assembly including the sameSL SEOBONG·Filed 2008·Granted Apr 19, 2011·16 cites·15 claims
- 0576US7739190B2Electronic settlement system, electronic settlement method and cash paying method using LCD barcode displayed on mobile terminalPANTECH & CURITEL COMM INC·Filed 2002·Granted Jun 15, 2010·10 cites·8 claims
- 0675USD292164SFry pan or similar articleJ & L IMP INC·Filed 1984·Granted Oct 6, 1987·14 cites·1 claims
- 0773USD292472SFry pan or similar articleJ&L IMP INC·Filed 1984·Granted Oct 27, 1987·13 cites·1 claims
- 0872USD292165SFry pan or similar articleJ&L IMP INC·Filed 1984·Granted Oct 6, 1987·12 cites·1 claims
- 0971US2020082358A1Electronic settlement system, electronic settlement method and cash paying method using lcd barcode displayed on mobile terminalGOLDPEAK INNOVATIONS INC·Filed 2019·Application pending·0 cites
- 1070US2019295047A1Electronic settlement system, electronic settlement method and cash paying method using lcd barcode displayed on mobile terminalGOLDPEAK INNOVATIONS INC·Filed 2019·Application pending·0 cites
- 1169US8341079B2Electronic settlement system, electronic settlement method and cash paying method using LCD barcode displayed on mobile terminalSHIN YOUNG-CHEOL·Filed 2010·Granted Dec 25, 2012·1 cites·13 claims
- 1267USD292363SFry pan or similar articleJ & L IMP INC·Filed 1984·Granted Oct 20, 1987·10 cites·1 claims
- 1365US12308231B1Method for controlling surface characteristics and thickness of multilayer transition metal dichalcogenide thin filmNAT UNIV GYEONGSANG IACF·Filed 2023·Granted May 20, 2025·0 cites·14 claims
- 1457US11746981B2Multi-faceted reflective hidden lighting lamp and vehicle thereofHYUNDAI MOTOR CO LTD·Filed 2022·Granted Sep 5, 2023·0 cites·19 claims
- 1556US2012217295A1Electronic settlement system, electronic settlement method and cash paying method using lcd barcode displayed on mobile terminalSHIN YOUNG-CHEOL·Filed 2012·Application pending·0 cites
- 1655US4622948ACookware having integrally formed natural stone bottoms and method of manufacturing the sameJ & L IMPORTERS INC·Filed 1985·Granted Nov 18, 1986·20 cites·13 claims
- 1754US11788691B2Hidden lighting lamp using color conversion materials and vehicles having sameHYUNDAI MOTOR CO LTD·Filed 2022·Granted Oct 17, 2023·0 cites·20 claims
- 1854USD292362SCooking utensil or similar articleJ & L IMP INC·Filed 1984·Granted Oct 20, 1987·6 cites·1 claims
- 1943USD292471SCooking utensil or similar articleJ&L IMP INC·Filed 1984·Granted Oct 27, 1987·3 cites·1 claims
- 2040US2011220727A1RFID Tag Antenna and RFID TagTECHNO SEMICHEN CO LTD·Filed 2008·Application pending·0 cites
- 2136US2002040316A1Integrated customer management system and method using wireless barcodeLINTEC CORP·Filed 2001·Application pending·0 cites
- 2232US4538590ACookware having integrally formed natural stone bottoms and method of manufacturing the sameJ & L IMPORTERS INC·Filed 1984·Granted Sep 3, 1985·7 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →