Inventor · disambiguated record
Xuan Zhao
Also filed as: ZHAO XUAN · ZHAO XUAN S
101 granted patents·36 pending applications·2,224 citations·filing 1999–2025
99Inventor score
Files withJENKEM TECH CO LTD TIANJIN25NEKTAR THERAPEUTICS25JENKEM TECH CO LTD BEIJING18NEKTAR THERAPEUTICS AL CORP16SHEARWATER CORP10
Top patents by PatentIndex Score
137 records- 0199US7259224B2Hydrolytically degradable polymers and hydrogels made therefromNEKTAR THERAPEUTICS AL CORP·Filed 2006·Granted Aug 21, 2007·40 cites·1 claims
- 0298US7744861B2Multi-arm polymer prodrugsNEKTAR THERAPEUTICS·Filed 2004·Granted Jun 29, 2010·100 cites·34 claims
- 0398US7405266B2Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereofNEKTAR THERAPEUTICS AL CORP·Filed 2007·Granted Jul 29, 2008·43 cites·13 claims
- 0498US7026440B2Branched polymers and their conjugatesNEKTAR THERAPEUTICS AL CORP·Filed 2002·Granted Apr 11, 2006·109 cites·35 claims
- 0598US6838528B2Multi-arm block copolymers as drug delivery vehiclesNEKTAR THERAPEUTICS AL CORP·Filed 2004·Granted Jan 4, 2005·114 cites·38 claims
- 0698US6737505B2Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereofNEKTAR THERAPEUTICS AL CORP·Filed 2002·Granted May 18, 2004·179 cites·36 claims
- 0798US6602952B1Hydrogels derived from chitosan and poly(ethylene glycol) or related polymersSHEARWATER CORP·Filed 2000·Granted Aug 5, 2003·167 cites·89 claims
- 0898US6495659B2Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereofSHEARWATER CORP·Filed 2000·Granted Dec 17, 2002·204 cites·29 claims
- 0998US6461603B2Water-soluble polymer conjugates of artelinic acidSHEARWATER CORP·Filed 2001·Granted Oct 8, 2002·194 cites·38 claims
- 1098US6413507B1Hydrolytically degradable carbamate derivatives of poly (ethylene glycol)SHEARWATER CORP·Filed 1999·Granted Jul 2, 2002·195 cites·18 claims
- 1197US8273833B2Branched PolymersBENTLEY MICHAEL DAVID·Filed 2010·Granted Sep 25, 2012·26 cites·10 claims
- 1297US7166304B2Degradable heterobifunctional poly(ethylene glycol) acrylatesDEBIO RECH PHARMA SA·Filed 2003·Granted Jan 23, 2007·50 cites·4 claims
- 1397US7060259B2Hydrolytically degradable carbamate derivatives of poly(ethylene glycol)NEKTAR THERAPEUTICS AL CORP·Filed 2005·Granted Jun 13, 2006·33 cites·28 claims
- 1497US6730334B2Multi-arm block copolymers as drug delivery vehiclesNEKTAR THERAPEUTICS AL CORP·Filed 2002·Granted May 4, 2004·69 cites·96 claims
- 1597US6362276B1Degradable heterobifunctional poly(ethylene glycol) acrylates and gels and conjugates derived therefromDEBIO RECH PHARMA SA·Filed 1999·Granted Mar 26, 2002·94 cites·4 claims
- 1696US7872072B2Branched polymers and their conjugatesNEKTAR THERAPEUTICS·Filed 2006·Granted Jan 18, 2011·19 cites·6 claims
- 1795US8263062B2Multi-arm polymer prodrugsZHAO XUAN·Filed 2010·Granted Sep 11, 2012·10 cites·17 claims
- 1895US7589157B2Multi-arm block copolymers as drug delivery vehiclesNEKTAR THERAPEUTICS AL CORP·Filed 2007·Granted Sep 15, 2009·11 cites·11 claims
- 1995US7205380B2Sterically hindered poly (ethylene glycol) alkanoic acids and derivatives thereofNEKTAR THERAPEUTICS AL CORP·Filed 2005·Granted Apr 17, 2007·12 cites·26 claims
- 2095US6242482B1Prostaglandin compounds and derivatives thereof, compositions containing the same and method of using the same for the treatment of congestive heart failureUNITED THERAPEUTICS CORP·Filed 2000·Granted Jun 5, 2001·84 cites·51 claims
- 2194US9789198B2Low molecular weight polyethylene glycol drug conjugates having improved drug biological activityJENKEM TECH CO LTD (TIANJIN)·Filed 2015·Granted Oct 17, 2017·8 cites·7 claims
- 2294US6514491B1Hydrolytically degradable carbamate derivatives of poly(ethylene glycol)SHEARWATER CORP·Filed 2001·Granted Feb 4, 2003·42 cites·32 claims
- 2393US8440816B2Branched polymersBENTLEY MICHAEL DAVID·Filed 2012·Granted May 14, 2013·10 cites·12 claims
- 2493US8071692B2Multi-arm block copolymers as drug delivery vehiclesZHAO XUAN·Filed 2009·Granted Dec 6, 2011·8 cites·15 claims
- 2593US7316811B2Multi-arm polypeptide-poly (ethylene glycol) block copolymers as drug delivery vehiclesNEKTAR THERAPEUTICS AL CORP·Filed 2003·Granted Jan 8, 2008·45 cites·29 claims
- 2692US10525143B2Conjugate of polyethylene glycol and anesthetic, and preparation method thereofJENKEM TECH CO LTD TIANJIN·Filed 2017·Granted Jan 7, 2020·17 cites·20 claims
- 2792US8771662B2Multi-arm polymer prodrugsNEKTAR THERAPEUTICS·Filed 2013·Granted Jul 8, 2014·11 cites·16 claims
- 2892US7265186B2Multi-arm block copolymers as drug delivery vehiclesNEKTAR THERAPEUTICS AL CORP·Filed 2004·Granted Sep 4, 2007·37 cites·48 claims
- 2991US9566344B2Dasatinib and nonlinear configuration polyethylene glycol conjugateJENKEM TECH CO LTD (TIANJIN)·Filed 2015·Granted Feb 14, 2017·6 cites·12 claims
- 3091US7976834B2Multi-arm polypeptide-poly(ethylene glycol) block copolymers as drug delivery vehiclesNEKTAR THERAPEUTICS·Filed 2007·Granted Jul 12, 2011·7 cites·8 claims
- 3191US7608678B2Hydrolytically degradable polymers and hydrogels made therefromNEKTAR THERAPEUTICS·Filed 2007·Granted Oct 27, 2009·6 cites·3 claims
- 3291US6899867B2Hydrolytically degradable carbamate derivatives of poly(ethylene glycol)NEKTAR THERAPEUTICS AL CORP·Filed 2003·Granted May 31, 2005·23 cites·48 claims
- 3390US8809453B2Branched polymersNEKTAR THERAPEUTICS·Filed 2013·Granted Aug 19, 2014·4 cites·18 claims
- 3490US8034825B2Chemically modified small moleculesNEKTAR THERAPEUTICS·Filed 2010·Granted Oct 11, 2011·14 cites·17 claims
- 3590US7772357B2Hydrolytically degradable polymers and hydrogels made therefromNEKTAR THERAPEUTICS·Filed 2009·Granted Aug 10, 2010·5 cites·10 claims
- 3690US7674879B2Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereofNEKTAR THERAPEUTICS·Filed 2008·Granted Mar 9, 2010·5 cites·7 claims
- 3790US6433135B1PEG-LHRH analog conjugatesAPPLIED RESEARCH SYSTEMS·Filed 2000·Granted Aug 13, 2002·36 cites·18 claims
- 3889US11518728B2Multi-arm single molecular weight polyethylene glycol, active derivative thereof, and preparation and application thereofJENKEM TECH CO LTD TIANJIN·Filed 2019·Granted Dec 6, 2022·2 cites·8 claims
- 3989US11202796B2Branched polyethylene glycol epoxy derivative crosslinked sodium hyaluronate gel, preparation and application thereofJENKEM TECH CO LTD TIANJIN·Filed 2019·Granted Dec 21, 2021·2 cites·20 claims
- 4089US10463659B2Multi-arm polymer prodrugsNEKTAR THERAPEUTICS·Filed 2017·Granted Nov 5, 2019·4 cites·13 claims
- 4189US8728493B2Polymer based compositions and conjugates of non-steroidal anti-inflammatory drugsBURTON KEVIN·Filed 2006·Granted May 20, 2014·10 cites·16 claims
- 4289US7910685B2Hydrolytically degradable polymers and hydrogels made therefromNEKTAR THERAPEUTICS·Filed 2010·Granted Mar 22, 2011·3 cites·6 claims
- 4389US7786133B2Chemically modified small moleculesNEKTAR THERAPEUTICS·Filed 2004·Granted Aug 31, 2010·29 cites·4 claims
- 4489US7608253B2Hydrolytically degradable carbamate derivatives of poly (ethylene glycol)NEKTAR THERAPEUTICS·Filed 2006·Granted Oct 27, 2009·7 cites·5 claims
- 4589US7074878B1Hydrolytically degradable polymers and hydrogels made therefromHARRIS J MILTON·Filed 2003·Granted Jul 11, 2006·18 cites·1 claims
- 4689US6992168B2Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereofNEKTAR THERAPEUTICS AL CORP·Filed 2004·Granted Jan 31, 2006·17 cites·24 claims
- 4788US9808533B2Multi-arm polymer prodrugsNEKTAR THERAPEUTICS·Filed 2016·Granted Nov 7, 2017·4 cites·21 claims
- 4888US8318145B2Multi-arm polymer prodrugsZHAO XUAN·Filed 2010·Granted Nov 27, 2012·4 cites·19 claims
- 4988US6541015B2Hydrolytically degradable carbamate derivatives of poly(ethylene glycol)SHEARWATER CORP·Filed 2001·Granted Apr 1, 2003·18 cites·38 claims
- 5087US9388104B2Chemically modified small moleculesNEKTAR THERAPEUTICS·Filed 2014·Granted Jul 12, 2016·2 cites·8 claims
Showing the top 50 of 137 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →