Inventor · disambiguated record
Kam W. Leong
Also filed as: LEONG KAM · LEONG KAM W · LEONG KAM WENG
69 granted patents·46 pending applications·4,119 citations·filing 1984–2025
99Inventor score
Top patents by PatentIndex Score
115 records- 0198US6899731B2Controlled delivery of therapeutic agents by insertable medical devicesBOSTON SCIENT SCIMED INC·Filed 2001·Granted May 31, 2005·281 cites·57 claims
- 0298US4906474ABioerodible polyanhydrides for controlled drug deliveryMASSACHUSETTS INST TECHNOLOGY·Filed 1984·Granted Mar 6, 1990·447 cites·4 claims
- 0397US6153212ABiodegradable terephthalate polyester-poly (phosphonate) compositions, articles, and methods of using the sameGUILFORD PHARM INC·Filed 1998·Granted Nov 28, 2000·120 cites·59 claims
- 0497US4886870ABioerodible articles useful as implants and prostheses having predictable degradation ratesMASSACHUSETTS INST TECHNOLOGY·Filed 1985·Granted Dec 12, 1989·131 cites·7 claims
- 0596US5256765ABiodegradable poly(phosphate esters)UNIV JOHNS HOPKINS MED·Filed 1992·Granted Oct 26, 1993·83 cites·7 claims
- 0695US5686091ABiodegradable foams for cell transplantationUNIV JOHNS HOPKINS MED·Filed 1994·Granted Nov 11, 1997·103 cites·24 claims
- 0795US5633000ASubcutaneous implantAXXIA TECHNOLOGIES·Filed 1994·Granted May 27, 1997·253 cites·15 claims
- 0894US5288763APorous, polymer beads and process of their preparationUNIV JOHNS HOPKINS MED·Filed 1992·Granted Feb 22, 1994·120 cites·18 claims
- 0994US5176907ABiocompatible and biodegradable poly (phosphoester-urethanes)UNIV JOHNS HOPKINS MED·Filed 1991·Granted Jan 5, 1993·161 cites·9 claims
- 1093US6916640B2Multi-layer cell encapsulation for tissue engineeringUNIV SINGAPORE·Filed 2001·Granted Jul 12, 2005·45 cites·4 claims
- 1193US6600010B2Biodegradable terephthalate polyester-poly (phosphate) polymers, compositions, articles, and methods for making and using the sameGUILFORD PHARM INC·Filed 2001·Granted Jul 29, 2003·93 cites·45 claims
- 1292US6485737B1Biodegradable terephthalate polyester-poly (phosphonate) compositions, articles and methods of using the sameGUILFORD PHARM INC·Filed 2000·Granted Nov 26, 2002·32 cites·61 claims
- 1392US6025337ASolid microparticles for gene deliveryUNIV JOHNS HOPKINS·Filed 1996·Granted Feb 15, 2000·127 cites·40 claims
- 1491US6852709B2Biologically useful polyphosphatesUNIV JOHNS HOPKINS·Filed 2001·Granted Feb 8, 2005·49 cites·34 claims
- 1591US5194581ABiodegradable poly(phosphoesters)LEONG KAM W·Filed 1989·Granted Mar 16, 1993·81 cites·6 claims
- 1690US6905875B2Non-disruptive three-dimensional culture and harvest system for anchorage-dependent cellsAGENCY SCIENCE TECH & RES·Filed 2001·Granted Jun 14, 2005·20 cites·16 claims
- 1790US6376644B1Biodegradable polymers chain-extended by phosphates, compositions, articles and methods for making and using the sameGUILFORD PHARM INC·Filed 2000·Granted Apr 23, 2002·26 cites·116 claims
- 1890US6322797B1Biodegradable terephthalate polyester-poly (phosphate) polymers, compositions, articles, and methods for making and using the sameGUILFORD PHARM INC·Filed 1998·Granted Nov 27, 2001·91 cites·126 claims
- 1990US6166173ABiodegradable polymers chain-extended by phosphates, compositions, articles and methods for making and using the sameGUILFORD PHARM INC·Filed 1998·Granted Dec 26, 2000·77 cites·260 claims
- 2089US6410517B1Targeted gene delivery systemUNIV JOHNS HOPKINS·Filed 1999·Granted Jun 25, 2002·84 cites·32 claims
- 2189US5972707AGene delivery systemUNIV JOHNS HOPKINS·Filed 1997·Granted Oct 26, 1999·103 cites·27 claims
- 2289US5858388ASubcutaneous implant for delivery of hydromorphoneAXXIA TECHNOLOGIES·Filed 1997·Granted Jan 12, 1999·85 cites·18 claims
- 2389US4946929ABioerodible articles useful as implants and prostheses having predictable degradation ratesMASSACHUSETTS INST TECHNOLOGY·Filed 1987·Granted Aug 7, 1990·181 cites·7 claims
- 2488US6008318ATwo-stage solution polymerization of high molecular weight poly(phosphoesters)GUILFORD PHARM INC·Filed 1998·Granted Dec 28, 1999·52 cites·38 claims
- 2587US7943353B2Multi-layer cell encapsulation for tissue engineeringAGENCY SCIENCE TECH & RES·Filed 2009·Granted May 17, 2011·4 cites·19 claims
- 2687US5861159AControlled release of pharmaceutically active substances for immunotherapyUNIV JOHNS HOPKINS MED·Filed 1996·Granted Jan 19, 1999·94 cites·13 claims
- 2786US6207195B1Therapeutic nanospheresUNIV JOHNS HOPKINS·Filed 1998·Granted Mar 27, 2001·89 cites·19 claims
- 2885US10245319B2Lymph node-targeting nanoparticlesUNIV DUKE·Filed 2017·Granted Apr 2, 2019·2 cites·4 claims
- 2984US6238687B1Biodegradable polymers, compositions, articles and methods for making and using the sameUNIV JOHNS HOPKINS MED·Filed 1999·Granted May 29, 2001·123 cites·72 claims
- 3084US6126956ASubcutaneous implantAXXIA TECHNOLOGIES·Filed 1998·Granted Oct 3, 2000·55 cites·17 claims
- 3183US8802076B2Compositions and methods for modulating an immune responseABRAHAM SOMAN·Filed 2011·Granted Aug 12, 2014·6 cites·5 claims
- 3283US6475995B1Oral delivery of nucleic acid vaccines by particulate complexesUNIV JOHNS HOPKINS·Filed 1999·Granted Nov 5, 2002·81 cites·6 claims
- 3381US6916490B1Controlled release of bioactive substancesUNIV JOHNS HOPKINS·Filed 1999·Granted Jul 12, 2005·72 cites·41 claims
- 3480US8361502B2Compositions and methods for the expansion and differentiation of stem cellsUNIV JOHNS HOPKINS·Filed 2007·Granted Jan 29, 2013·4 cites·23 claims
- 3580US7344887B2Methods and products for delivering biological molecules to cells using multicomponent nanostructuresUNIV JOHNS HOPKINS·Filed 2004·Granted Mar 18, 2008·8 cites·20 claims
- 3680US7247310B1Tumor vaccinesRIKEN·Filed 2000·Granted Jul 24, 2007·19 cites·18 claims
- 3780US6797704B2Systemic delivery of compounds through non-invasive bladder administrationUNIV JOHNS HOPKINS·Filed 2001·Granted Sep 28, 2004·16 cites·32 claims
- 3880US5759582AControlled release of pharmaceutically active substances from coacervate microcapsulesUNIV JOHNS HOPKINS MED·Filed 1996·Granted Jun 2, 1998·45 cites·6 claims
- 3979US10406346B2Device and method for healing woundsSCOTT CARNELL LISA A·Filed 2010·Granted Sep 10, 2019·19 cites·14 claims
- 4079US10066323B2Electrospun cationic nanofibers and methods of making and using the sameUNIV DUKE·Filed 2015·Granted Sep 4, 2018·3 cites·12 claims
- 4179US6548302B1Polymers for delivery of nucleic acidsUNIV JOHNS HOPKINS MED·Filed 1999·Granted Apr 15, 2003·64 cites·29 claims
- 4279US5620883ALiving cells microencapsulated in a polymeric membrane having two layersUNIV JOHNS HOPKINS·Filed 1994·Granted Apr 15, 1997·67 cites·5 claims
- 4379US4781683ASingle-use, self-annulling injection syringeUNIV JOHNS HOPKINS·Filed 1987·Granted Nov 1, 1988·160 cites·16 claims
- 4478US9782475B2Method of treating food allergies by administering a nanoparticle comprising heparin and chitosan encapsulating IL-12UNIV DUKE·Filed 2014·Granted Oct 10, 2017·1 cites·5 claims
- 4578US6193970B1Controlled release of pharmaceutically active substances for immunotherapyUNIV JOHNS HOPKINS MED·Filed 1998·Granted Feb 27, 2001·58 cites·27 claims
- 4676US9340591B2Method of modulating the activity of a nucleic acid moleculeSULLENGER BRUCE A·Filed 2009·Granted May 17, 2016·5 cites·20 claims
- 4776US7524513B2Biofunctional fibersHAI-QUAN MAO·Filed 2002·Granted Apr 28, 2009·45 cites·16 claims
- 4876US7118888B2Gene expression vaccineUNIV JOHNS HOPKINS·Filed 2002·Granted Oct 10, 2006·11 cites·9 claims
- 4975US7345138B2Biodegradable polyphosphates for controlled release of bioactive substancesJOHNS HOPKINS SINGAPORE PTE LT·Filed 2002·Granted Mar 18, 2008·9 cites·5 claims
- 5073US6800672B2Biodegradable compositions comprising poly(cycloaliphatic phosphoester) compounds, articles, and methods for using the sameGUILFORD PHARM INC·Filed 2001·Granted Oct 5, 2004·9 cites·65 claims
Showing the top 50 of 115 patent records by PatentIndex Score.
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