Inventor · disambiguated record
John R. Chapman
Also filed as: CHAPMAN JOHN · CHAPMAN JOHN R · CHAPMAN JOHN RAYMOND
46 granted patents·7 pending applications·1,582 citations·filing 1983–2022
99Inventor score
Files withBAXTER INT22CHAPMAN JOHN R8MICROAIRE SURGICAL INSTR LLC4ARTERIOCYTE MEDICAL SYSTEMS INC3STEM CELL PARTNERS LLC3
Top patents by PatentIndex Score
53 records- 0195US6221315B1Apparatus for separation of biologic components from heterogeneous cell populationsBAXTER INT·Filed 1999·Granted Apr 24, 2001·136 cites·8 claims
- 0295US5916743AContinuous process for the separation of biologic components from heterogeneous cell populationsBAXTER INT·Filed 1995·Granted Jun 29, 1999·166 cites·61 claims
- 0394US8511480B2Apparatus and method for separating and isolating components of a biological fluidCHAPMAN JOHN R·Filed 2012·Granted Aug 20, 2013·18 cites·8 claims
- 0494US8511479B2Apparatus and method for separating and isolating components of a biological fluidCHAPMAN JOHN R·Filed 2012·Granted Aug 20, 2013·18 cites·8 claims
- 0594US8506823B2Apparatus and method for separating and isolating components of a biological fluidCHAPMAN JOHN R·Filed 2012·Granted Aug 13, 2013·17 cites·7 claims
- 0694US5641622AContinuous centrifugation process for the separation of biological components from heterogeneous cell populationsBAXTER INT·Filed 1994·Granted Jun 24, 1997·155 cites·20 claims
- 0792US9375661B2Apparatus and method for separating and isolating components of a biological fluidCESCA THERAPEUTICS INC·Filed 2013·Granted Jun 28, 2016·14 cites·14 claims
- 0892US8177072B2Apparatus and method for separating and isolating components of a biological fluidCHAPMAN JOHN R·Filed 2008·Granted May 15, 2012·33 cites·18 claims
- 0992US6168718B1Method for purifying blood plasma and apparatus suitable thereforPALL CORP·Filed 2000·Granted Jan 2, 2001·95 cites·1 claims
- 1090US6596179B2Apparatus for the separation of biologic components from heterogeneous cell populationsBAXTER INT·Filed 2001·Granted Jul 22, 2003·29 cites·14 claims
- 1186US7374870B2Systems and methods for removing viral agents from bloodFENWAL INC·Filed 2005·Granted May 20, 2008·11 cites·5 claims
- 1286US5360734AMethod for inactivating pathogens in erythrocytes using photoactive compounds and plasma protein reductionBAXTER INT·Filed 1993·Granted Nov 1, 1994·103 cites·34 claims
- 1384US9050422B2Stem and progenitor cell compositions recovered from bone marrow or cord blood; system and method for preparation thereofCOELHO PHILIP H·Filed 2012·Granted Jun 9, 2015·8 cites·5 claims
- 1482US9101925B2Centrifuge and separation vessel thereforeCHAPMAN JOHN R·Filed 2011·Granted Aug 11, 2015·5 cites·6 claims
- 1582US9101926B2Method for separating a sample into density specific fractionsCHAPMAN JOHN R·Filed 2011·Granted Aug 11, 2015·5 cites·5 claims
- 1681US9095798B2Centrifuge separation method and apparatus using a medium density fluidCHAPMAN JOHN R·Filed 2011·Granted Aug 4, 2015·5 cites·6 claims
- 1781US5785869AMethod for creating a leukocyte rich sample from a mixed population of blood cellsBAXTER INT·Filed 1996·Granted Jul 28, 1998·51 cites·14 claims
- 1879US9480730B2Method and apparatus for preparing single donor thrombin serumSTEM CELL PARTNERS LLC·Filed 2013·Granted Nov 1, 2016·5 cites·15 claims
- 1978US6190609B1Methods and apparatus for inactivating contaminants in biological fluidBAXTER INT·Filed 1998·Granted Feb 20, 2001·120 cites·29 claims
- 2078US5866074ASystems for quantifying the illumination characteristics of vessels such as blood processing containers with respect to light energyBAXTER INT·Filed 1996·Granted Feb 2, 1999·37 cites·10 claims
- 2177US6190855B1Systems and methods for removing viral agents from bloodBAXTER INT·Filed 1996·Granted Feb 20, 2001·90 cites·63 claims
- 2274US11278884B2Centrifuge tube comprising a floating buoy, and methods for using the sameARTERIOCYTE MEDICAL SYSTEMS INC·Filed 2015·Granted Mar 22, 2022·2 cites·6 claims
- 2373US11759777B2Centrifuge tube comprising a floating buoy, and methods for using the sameARTERIOCYTE MEDICAL SYSTEMS INC·Filed 2022·Granted Sep 19, 2023·0 cites·24 claims
- 2469US5164593AMass spectrometer system including an ion source operable under high pressure conditions, and a two-stage pumping arrangementKRATOS ANALYTICAL LTD·Filed 1991·Granted Nov 17, 1992·27 cites·10 claims
- 2568US6197207B1Method of reducing the possibility of transmission of spongiform encephalopathy diseases by blood productsBAXTER INT·Filed 1997·Granted Mar 6, 2001·76 cites·17 claims
- 2667US9440243B2Apparatus for centrifugation and methods thereforeMICROAIRE SURGICAL INSTR LLC·Filed 2013·Granted Sep 13, 2016·4 cites·7 claims
- 2767US5922278AMethod and apparatus for inactivating contaminants in biological fluidBAXTER INT·Filed 1996·Granted Jul 13, 1999·66 cites·51 claims
- 2867US5811061AMethod and device for testing blood units for viral contaminationBAXTER INT·Filed 1996·Granted Sep 22, 1998·31 cites·1 claims
- 2964US5935092ASystems and methods for removing free and entrained contaminants in plasmaBAXTER INT·Filed 1995·Granted Aug 10, 1999·54 cites·9 claims
- 3062US2015010517A1Apparatus for Preconditioning of Cell SuspensionsSTEM CELL PARTNERS LLC·Filed 2014·Application pending·0 cites
- 3161US6855489B1Systems and methods for removing viral agents from bloodBAXTER INT·Filed 2000·Granted Feb 15, 2005·3 cites·8 claims
- 3259US5976884AMethods for quantifying photoreactions in light activated materialsBAXTER INT·Filed 1998·Granted Nov 2, 1999·12 cites·4 claims
- 3359US2015321203A1Method for Separating a Sample into Density Specific FractionsMICROAIRE SURGICAL INSTR LLC·Filed 2015·Application pending·0 cites
- 3459US2015343458A1Centrifuge and Separation Vessel ThereforeMICROAIRE SURGICAL INSTR LLC·Filed 2015·Application pending·0 cites
- 3558US5160841AIon source for a mass spectrometerKRATOS ANALYTICAL LTD·Filed 1991·Granted Nov 3, 1992·13 cites·13 claims
- 3657US2012213754A1Method of Preconditioning of Cell SuspensionsCHAPMAN JOHN R·Filed 2012·Application pending·0 cites
- 3755US11745182B2Collapsible centrifugation vial system and methodSTEM CELL PARTNERS LLC·Filed 2020·Granted Sep 5, 2023·0 cites·10 claims
- 3855US4556131ADouble output torque limiterSUNDSTRAND CORP·Filed 1983·Granted Dec 3, 1985·10 cites·12 claims
- 3953US5686238AMethod and device for testing blood units for viral contaminationBAXTER INT·Filed 1993·Granted Nov 11, 1997·18 cites·28 claims
- 4050US5597722AMethod for inactivating pathogens in compositions containing cells and plasma using photoactive compounds and plasma protein reductionBAXTER INT·Filed 1994·Granted Jan 28, 1997·36 cites·29 claims
- 4149US5948385AAntimicrobial materialsBAXTER INT·Filed 1997·Granted Sep 7, 1999·33 cites·4 claims
- 4248US8167139B2Stem and progenitor cell compositions recovered from bone marrow or cord blood; system and method for preparation thereofCOELHO PHILIP H·Filed 2007·Granted May 1, 2012·0 cites·5 claims
- 4347US5498520AMethod for testing blood units for viral contaminationBAXTER INT·Filed 1993·Granted Mar 12, 1996·11 cites·19 claims
- 4446US2020230526A1Methods of preparing liquid exchanged biological fractions, and devices for use in practicing the sameARTERIOCYTE MEDICAL SYSTEMS INC·Filed 2018·Application pending·0 cites
- 4543US5040643ARadial torque limiterSUNDSTRAND CORP·Filed 1990·Granted Aug 20, 1991·9 cites·17 claims
- 4642US2015335681A1Biocomposites Having Viable Stem Cells and Platelets and Methods for Making and Using the SameMICROAIRE SURGICAL INSTR LLC·Filed 2015·Application pending·0 cites
- 4738US6319662B1Method and apparatus for removing viral contaminants from a body fluidBAXTER INT·Filed 1993·Granted Nov 20, 2001·19 cites·1 claims
- 4838US5765615ACanter with curve-cutting capabilityOPTIMIL MACHINERY INC·Filed 1996·Granted Jun 16, 1998·9 cites·28 claims
- 4938US5663045AMethod for testing blood units for viral contaminationBAXTER INT·Filed 1995·Granted Sep 2, 1997·7 cites·5 claims
- 5038US5115846ARapid-action, anti-jolt edger charger systemOPTIMIL MACHINERY INC·Filed 1991·Granted May 26, 1992·8 cites·2 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →