Inventor · disambiguated record
Stephen R. Ash
Also filed as: ASH STEPHEN · ASH STEPHEN R · ASH STEPHEN RICHARD
63 granted patents·20 pending applications·10,590 citations·filing 1976–2024
99Inventor score
Files withASH STEPHEN R17HEMOCLEANSE INC9RENAL SOLUTIONS INC8ASH MEDICAL SYSTEMS INC7HEMOCLEANSE TECH LLC6
Top patents by PatentIndex Score
83 records- 0199US5277820ADevice and method for extracorporeal blood treatmentHEMOCLEANSE INC·Filed 1992·Granted Jan 11, 1994·275 cites·21 claims
- 0298US4403984ASystem for demand-based adminstration of insulinBIOTEK INC·Filed 1980·Granted Sep 13, 1983·847 cites·9 claims
- 0397US7947179B2Dialysis systemRENAL SOLUTIONS INC·Filed 2010·Granted May 24, 2011·121 cites·14 claims
- 0497US7776210B2Dialysis systemRENAL SOLUTIONS INC·Filed 2005·Granted Aug 17, 2010·142 cites·27 claims
- 0597US5947953ASplittable multiple catheter assembly and methods of inserting the sameHEMOCLEANSE INC·Filed 1997·Granted Sep 7, 1999·523 cites·24 claims
- 0697US4661246ADialysis instrument with dialysate side pump for moving body fluidsASH MEDICAL SYSTEMS INC·Filed 1984·Granted Apr 28, 1987·471 cites·13 claims
- 0797US4387777ACalorie counting method and apparatusWILLO PARTNERS·Filed 1981·Granted Jun 14, 1983·127 cites·15 claims
- 0896USD370531SPeritoneal dialysis catheter implanterJANIN GROUP INC·Filed 1993·Granted Jun 4, 1996·90 cites·1 claims
- 0996US5002054AInterstitial filtration and collection device and method for long-term monitoring of physiological constituents of the bodyASH MEDICAL SYSTEMS INC·Filed 1989·Granted Mar 26, 1991·836 cites·7 claims
- 1096US4854322ACapillary filtration and collection device for long-term monitoring of blood constituentsASH MEDICAL SYSTEMS INC·Filed 1987·Granted Aug 8, 1989·840 cites·18 claims
- 1196US4777953ACapillary filtration and collection method for long-term monitoring of blood constituentsASH MEDICAL SYSTEMS INC·Filed 1987·Granted Oct 18, 1988·886 cites·5 claims
- 1296US4402694ABody cavity access device containing a hormone sourceBIOTEK INC·Filed 1981·Granted Sep 6, 1983·362 cites·20 claims
- 1395US6190349B1Splittable multiple catheter assembly and methods for inserting the sameHEMOCLEANSE INC·Filed 1999·Granted Feb 20, 2001·415 cites·20 claims
- 1495US5919369AHemofiltration and plasmafiltration devices and methodsHEMOCLEANSE INC·Filed 1996·Granted Jul 6, 1999·437 cites·25 claims
- 1595US4581141ADialysis material and method for removing uremic substancesPURDUE RESEARCH FOUNDATION·Filed 1983·Granted Apr 8, 1986·342 cites·10 claims
- 1694US4995268AMethod and apparatus for determining a rate of flow of blood for an extracorporeal blood therapy instrumentASH MEDICAL SYSTEMS INC·Filed 1989·Granted Feb 26, 1991·254 cites·30 claims
- 1793US8945936B2Measuring chemical properties of a sample fluid in dialysis systemsASH STEPHEN R·Filed 2011·Granted Feb 3, 2015·13 cites·49 claims
- 1892US9629368B2Antimicrobial compositions and methods of useASH STEPHEN R·Filed 2014·Granted Apr 25, 2017·5 cites·14 claims
- 1992US7144386B2Catheter introducer having an expandable tipKORKOR MEDICAL INC AB·Filed 2003·Granted Dec 5, 2006·250 cites·39 claims
- 2091US7981280B2Recirculation of blood in an extracorporeal blood treatment systemRENAL SOLUTIONS INC·Filed 2006·Granted Jul 19, 2011·72 cites·16 claims
- 2191US7749529B2Catheter lock solution comprising citrate and a parabenASH ACCESS TECHNOLOGY INC·Filed 2005·Granted Jul 6, 2010·28 cites·22 claims
- 2291US7273465B2Device and methods for body fluid flow control in extracorporeal fluid treatmentsRENAL SOLUTIONS INC·Filed 2001·Granted Sep 25, 2007·189 cites·11 claims
- 2390US8389583B2Antimicrobial compositions and methods of useASH STEPHEN R·Filed 2008·Granted Mar 5, 2013·5 cites·18 claims
- 2490US5536412AHemofiltration and plasmafiltration devices and methodsHEMOCLEANSE INC·Filed 1994·Granted Jul 16, 1996·292 cites·10 claims
- 2589US9599599B2Measuring chemical properties of a sample fluid in dialysis systemsFRESENIUS MEDICAL CARE HOLDINGS INC·Filed 2015·Granted Mar 21, 2017·7 cites·25 claims
- 2689US7998101B2Devices and methods for body fluid flow control in extracorporeal fluid treatmentRENAL SOLUTIONS INC·Filed 2007·Granted Aug 16, 2011·54 cites·9 claims
- 2789US7169303B2Sorbent reactor for extracorporeal blood treatment systems, peritoneal dialysis systems, and other body fluid treatment systemsHEMOCLEANSE TECHNOLOGIES LLC·Filed 2004·Granted Jan 30, 2007·189 cites·46 claims
- 2889US6841172B1Method for iron delivery to a patient by transfer from dialysateHEMOCLEANSE INC·Filed 1998·Granted Jan 11, 2005·70 cites·18 claims
- 2988US10702797B2Carbon block/filtration bed/conical reactor with fluidized bed system allowing small sorbent particles to regenerate fluid during extracorporeal blood treatmentASH STEPHEN·Filed 2017·Granted Jul 7, 2020·6 cites·17 claims
- 3088US7713226B2On demand and post-treatment delivery of saline to a dialysis patientRENAL SOLUTIONS INC·Filed 2006·Granted May 11, 2010·55 cites·4 claims
- 3188US6348162B1Starting dialysate composition for use as an initial dialysate in hemo dialysisVIACIRQ INC·Filed 2000·Granted Feb 19, 2002·125 cites·9 claims
- 3286US9011897B2Catheter lock solution comprising citrate and a parabenASH ACCESS TECHNOLOGY INC·Filed 2013·Granted Apr 21, 2015·10 cites·18 claims
- 3385US8703828B2Antimicrobial compositions and methods of useZUREX PHARMA INC·Filed 2013·Granted Apr 22, 2014·2 cites·12 claims
- 3485US6409699B1Continuous flow-through peritoneal dialysis (CFPD) method with control of intraperitoneal pressureRENAL SOLUTIONS INC·Filed 1997·Granted Jun 25, 2002·229 cites·41 claims
- 3585US4368737AImplantable catheterPURDUE RESEARCH FOUNDATION·Filed 1980·Granted Jan 18, 1983·170 cites·19 claims
- 3684US8677694B2Roof deflector systemASH STEPHEN R·Filed 2010·Granted Mar 25, 2014·24 cites·8 claims
- 3784US8226971B2Catheter lock solution comprising citrate and a parabenASH STEPHEN R·Filed 2010·Granted Jul 24, 2012·7 cites·24 claims
- 3884US4498902ACatheter guidePURDUE RESEARCH FOUNDATION·Filed 1983·Granted Feb 12, 1985·213 cites·4 claims
- 3981US6264680B1Apparatuses and processes for whole-body hyperthermiaVIACIRQ INC·Filed 1999·Granted Jul 24, 2001·174 cites·8 claims
- 4081US6042561ANon-intravascular infusion access deviceASH MEDICAL SYSTEMS INC·Filed 1997·Granted Mar 28, 2000·217 cites·16 claims
- 4179US8845590B2Catheter with distal diffuserASH STEPHEN R·Filed 2012·Granted Sep 30, 2014·10 cites·17 claims
- 4279US8029457B2Indwelling catheter with anti-clotting featuresAAT CATHETER TECHNOLOGIES LLC·Filed 2006·Granted Oct 4, 2011·24 cites·15 claims
- 4379US4914819AEating utensil for indicating when food may be eaten therewith and a method for using the utensilASH STEPHEN R·Filed 1989·Granted Apr 10, 1990·109 cites·19 claims
- 4478US11744983B2Catheter lock solution comprising sodium citrate and benzyl alcoholHEMOCLEANSE TECH LLC·Filed 2018·Granted Sep 5, 2023·2 cites·17 claims
- 4578US8409864B2Ammonia sensor and system for useASH STEPHEN R·Filed 2006·Granted Apr 2, 2013·18 cites·50 claims
- 4678US5906978AMethod for iron delivery to a patient by transfer from dialysateHEMOCLEANSE INC·Filed 1997·Granted May 25, 1999·127 cites·20 claims
- 4777US12246137B2Catheter lock solution comprising sodium citrate and benzyl alcoholHEMOCLEANSE TECH LLC·Filed 2023·Granted Mar 11, 2025·0 cites·25 claims
- 4876US5476444ASpecialized perfusion protocol for whole-body hyperthermiaIDT INC·Filed 1994·Granted Dec 19, 1995·177 cites·15 claims
- 4975US5322519AFoldable catheter for peritoneal dialysisASH MEDICAL SYSTEMS INC·Filed 1993·Granted Jun 21, 1994·155 cites·11 claims
- 5070US4559039APermanently placed transcutaneous access device to blood vesselsPURDUE RESEARCH FOUNDATION·Filed 1983·Granted Dec 17, 1985·110 cites·13 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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