Inventor · disambiguated record
Doo Sung Lee
Also filed as: LEE DOO SUNG · LEE DOO-HWAN
15 granted patents·10 pending applications·21 citations·filing 2003–2018
87Inventor score
Files withLEE DOO-SUNG9UNIV SUNGKYUNKWAN RES & BUS4IL WON TECH CO LTD3SAMSUNG LIFE PUBLIC WELFARE FOUNDATION3DONGBU HITEK CO LTD2
Top patents by PatentIndex Score
25 records- 0176US9662408B2Biocompatible fiducial marker using multi-block copolymersSAMSUNG LIFE PUBLIC WELFARE FOUNDATION·Filed 2015·Granted May 30, 2017·2 cites·12 claims
- 0274US8911775B2pH-sensitive block copolymer forming polyionic complex micelles and drug or protein carrier using the sameLEE DOO SUNG·Filed 2010·Granted Dec 16, 2014·4 cites·12 claims
- 0374US8586087B2Temperature and pH-sensitive block copolymer having excellent gel strengthLEE DOO SUNG·Filed 2008·Granted Nov 19, 2013·4 cites·12 claims
- 0473US7786220B2pH and temperature sensitive hydrogelsSUNGYUNKWAN UNIVERSITY FOUNDAT·Filed 2005·Granted Aug 31, 2010·4 cites·15 claims
- 0567US8916615B2PH-sensitive polymer hydrogel with dual ionic transition and use thereofUNIV SUNGKYUNKWAN RES & BUS·Filed 2013·Granted Dec 23, 2014·1 cites·23 claims
- 0662US8835492B2Temperature and pH sensitive block copolymer and polymeric hydrogels using the sameLEE DOO SUNG·Filed 2006·Granted Sep 16, 2014·1 cites·19 claims
- 0757US2017274081A1Composition Comprising Dual Ionic pH-Sensitive Copolymer for Delivering SDF-1 Topically to the Brain and the Use ThereofSAMSUNG LIFE PUBLIC WELFARE FOUNDATION·Filed 2017·Application pending·0 cites
- 0854US2019038752A1Composition comprising dual ionic ph-sensitive copolymer for delivering sdf-1 topically to the brain and use thereofSAMSUNG LIFE PUBLIC WELFARE FOUNDATION·Filed 2018·Application pending·0 cites
- 0953US7455473B1Method of manufacturing, installing, and exchanging rubber seal for expansion jointIL WON TECH CO LTD·Filed 2007·Granted Nov 25, 2008·5 cites·6 claims
- 1052US8318204B2pH sensitive block copolymer and polymeric micelle using the sameLEE DOO SUNG·Filed 2005·Granted Nov 27, 2012·0 cites·14 claims
- 1151US9180199B2Polypeptide based block copolymer and the process for the preparation thereof, and the polymer micelles using the sameUNIV SUNGKYUNKWAN RES & BUS·Filed 2013·Granted Nov 10, 2015·0 cites·11 claims
- 1249US9782486B2Albumin conjugated temperature and pH-sensitive multi-block copolymer, a method of preparation thereof and drug delivery system using the sameUNIV SUNGKYUNKWAN RES & BUS·Filed 2014·Granted Oct 10, 2017·0 cites·14 claims
- 1349US7994018B2Method for fabricating semiconductor deviceDONGBU HITEK CO LTD·Filed 2009·Granted Aug 9, 2011·0 cites·20 claims
- 1445US9469728B2Temperature and pH-sensitive block copolymer having excellent safty in vivo and hydrogel and drug delivery system using thereofLEE DOO SUNG·Filed 2008·Granted Oct 18, 2016·0 cites·8 claims
- 1545US2011012226A1Semiconductor device and method for manufacturing the sameLEE DOO-SUNG·Filed 2009·Application pending·0 cites
- 1642US9080049B2PH-sensitive graft copolymer, manufacturing method for same, and polymer micelles using methodLEE DOO SUNG·Filed 2010·Granted Jul 14, 2015·0 cites·6 claims
- 1742US2009066522A1Emergency guidance lamp system for guiding to nearest exit in the event of fireIL WON TECH CO LTD·Filed 2007·Application pending·0 cites
- 1841US2009146225A1Semiconductor device and method for fabricating the sameLEE DOO-SUNG·Filed 2008·Application pending·0 cites
- 1941US2013022545A1DRUG DELIVERY SYSTEM FOR TREATMENT OF LIVER CANCER BASED ON INTERVENTIONAL INJECTION OF TEMPERATURE AND pH-SENSITIVE HYDROGELUNIV SUNGKYUNKWAN RES & BUS·Filed 2012·Application pending·0 cites
- 2041US2004211064A1Method for manufacturing a structural member of a vehicleFiled 2003·Application pending·0 cites
- 2140US2008160722A1Method for manufacturing semiconductor deviceDONGBU HITEK CO LTD·Filed 2007·Application pending·0 cites
- 2240US2008303026A1Semiconductor device and method for manufacturing the deviceLEE DOO-SUNG·Filed 2008·Application pending·0 cites
- 2337US10064822B2Polypeptide based block copolymer and the process for the preparation thereof, and the polymer micelles using the sameRESEARCH & BUSINESS FOUNDATION SUNGYUNKWAN UNIV·Filed 2015·Granted Sep 4, 2018·0 cites·16 claims
- 2436US2009064602A1Earthquake-resistant flat expansion joint using hingeIL WON TECH CO LTD·Filed 2007·Application pending·0 cites
- 2533US8383153B2Poly(amidoamine) oligomer hydrogel for drug delivery and drug carrier using the sameSUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATE COLLABORATION·Filed 2010·Granted Feb 26, 2013·0 cites·11 claims
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