Inventor · disambiguated record
Jen-Chang Hsia
Also filed as: HSIA JEN C · HSIA JEN-CHANG
26 granted patents·4 pending applications·841 citations·filing 1977–2010
97Inventor score
Files withSYNZYME TECHNOLOGIES INC3UNITED KINGDOM GOVERNMENT3HSIA JEN-CHANG2SYNZYME TECHNOLOGIES LLC2TORONTO UNIV GOVERNORS2
Top patents by PatentIndex Score
30 records- 0195US4857636APasteurizable, freeze-driable hemoglobin-based blood substituteHSIA JEN CHANG·Filed 1988·Granted Aug 15, 1989·130 cites·15 claims
- 0287US6323175B1Compositions and methods utilizing nitroxides to avoid oxygen toxicity, particularly in stabilized, polymerized, conjugated, or encapsulated hemoglobin used as a red cell substituteSYNZYME TECHNOLOGIES INC·Filed 2000·Granted Nov 27, 2001·15 cites·19 claims
- 0386US4780210ATangential flow affinity ultrafiltrationCANADA MINISTER DEFENCE·Filed 1987·Granted Oct 25, 1988·56 cites·14 claims
- 0485US5591710ACompositions and methods utilizing nitroxides to avoid oxygen toxicity, particularly in stabilized, polymerized, conjugated, or encapsulated hemoglobin used as a red cell substituteHSIA JEN C·Filed 1994·Granted Jan 7, 1997·58 cites·25 claims
- 0583US5840701ACompositions and methods utilizing nitroxides in combination with biocompatible macromoleculesFiled 1996·Granted Nov 24, 1998·54 cites·5 claims
- 0681US4235792AImmunological materialsTORONTO UNIV GOVERNORS·Filed 1977·Granted Nov 25, 1980·47 cites·5 claims
- 0780US5824781ACompositions and methods utilizing nitroxides in combination with biocompatible macromoleculesFiled 1995·Granted Oct 20, 1998·34 cites·6 claims
- 0880US5789376ATransfusions with stabilized hemoglobin covalently bound to a nitroxide or polymers thereofFiled 1997·Granted Aug 4, 1998·37 cites·25 claims
- 0979US5725839ACompositions and methods utilizing nitroxides in combination with biocompatible macromolecules for ERI or MRIFiled 1995·Granted Mar 10, 1998·52 cites·19 claims
- 1077US5811005AApparatus for intravenous administration of solutions of cell-free hemoglobin including a nitroxide bound to a matrixFiled 1995·Granted Sep 22, 1998·19 cites·7 claims
- 1177US5741893ACompositions and methods utilizing nitroxides in combination with biocompatible macromoleculesFiled 1995·Granted Apr 21, 1998·46 cites·8 claims
- 1276US7314633B2Carboxylate-gated-nitroxide (CGN) compounds and compositions and methods of use thereofSYNZYME TECHNOLOGIES LLC·Filed 2006·Granted Jan 1, 2008·2 cites·3 claims
- 1375US8273857B2Compositions and methods of use of neurovascular protective multifunctional polynitroxylated pegylated carboxy hemoglobins for transfusion and critical care medicineHSIA JEN-CHANG·Filed 2010·Granted Sep 25, 2012·2 cites·15 claims
- 1475US5817632ACompositions and methods utilizing nitroxides in combination with biocompatible macromoleculesFiled 1995·Granted Oct 6, 1998·41 cites·15 claims
- 1572US6458758B1Compositions and methods utilizing nitroxides in combination with biocompatible macromoleculesSYNZYME TECHNOLOGIES INC·Filed 1997·Granted Oct 1, 2002·34 cites·2 claims
- 1670US5804561ACompositions and methods utilizing nitroxides in combination with biocompatible macromoleculesFiled 1995·Granted Sep 8, 1998·33 cites·9 claims
- 1765US5767089ACompositions and methods utilizing nitroxides in combination with biocompatible macromoleculesFiled 1995·Granted Jun 16, 1998·26 cites·5 claims
- 1864US5807831ACompositions and methods utilizing nitroxides in combination with biocompatible macromoleculesFiled 1995·Granted Sep 15, 1998·25 cites·11 claims
- 1964US4240797AAssay for reserve bilirubin binding capacityTORONTO UNIV GOVERNORS·Filed 1977·Granted Dec 23, 1980·18 cites·9 claims
- 2063US4223004ADrug compositionsUNIV TORONTO·Filed 1977·Granted Sep 16, 1980·22 cites·17 claims
- 2162US7229629B2Carboxylate-gated-nitroxide (CGN) compounds and compositions and methods of use thereofSYNZYME TECHNOLOGIES LLC·Filed 2002·Granted Jun 12, 2007·1 cites·8 claims
- 2260US4925574APurification of hemoglobin and modified hemoglobin by affinity chromatographyCANADIAN PATENTS DEV·Filed 1986·Granted May 15, 1990·23 cites·26 claims
- 2359US5189146APasteurizable, freeze-driable hemoglobin-based blood substituteUNITED KINGDOM GOVERNMENT·Filed 1991·Granted Feb 23, 1993·46 cites·15 claims
- 2454US2002013263A1Compositions and methods utilizing nitroxides in combination with biocompatible macromoleculesFiled 2001·Application pending·0 cites
- 2553US6048967ACompositions and methods utilizing nitroxides to avoid oxygen toxicity, particularly in stabilized, polymerized, conjugated, or encapsulated hemoglobin used as a red cell substituteSYNZYME TECHNOLOGIES INC·Filed 1998·Granted Apr 11, 2000·14 cites·15 claims
- 2653US2003113278A1Treatment of excessive radiation (e.g. sunburn) exposureFiled 2002·Application pending·0 cites
- 2753US2003078241A1Treating effects of excessive reactive oxygen speciesFiled 2002·Application pending·0 cites
- 2851US2003045461A1Composition and methods of esterified nitroxides gated with carboxylic acidsFiled 2001·Application pending·0 cites
- 2947US5364932APasteurizable, freeze-driable hemoglobin-based blood substituteUNITED KINGDOM GOVERNMENT·Filed 1992·Granted Nov 15, 1994·5 cites·11 claims
- 3032US4374857AMethod of inhibiting L-tryptophan to serum albumin bindingUNITED KINGDOM GOVERNMENT·Filed 1982·Granted Feb 22, 1983·1 cites·11 claims
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