Inventor · disambiguated record
James A. Mcewen
Also filed as: MCEWEN JAMES A · MCEWEN JAMES ALLEN
98 granted patents·8 pending applications·8,893 citations·filing 1982–2024
99Inventor score
Files withMCEWEN JAMES A27WESTERN CLINICAL ENG LTD20WESTERN CLINICAL ENG13ABATIS MED TECH6ANDRONIC DEVICES LTD6
Top patents by PatentIndex Score
106 records- 0199US6544202B2Apparatus and method for applying an adaptable pressure waveform to a limbFiled 2000·Granted Apr 8, 2003·186 cites·16 claims
- 0298US5048536ATourniquet for regulating applied pressuresMCEWEN JAMES A·Filed 1989·Granted Sep 17, 1991·117 cites·11 claims
- 0397US6736787B1Apparatus for applying pressure waveforms to a limbFiled 2000·Granted May 18, 2004·127 cites·21 claims
- 0497US5931853APhysiologic tourniquet with safety circuitFiled 1995·Granted Aug 3, 1999·1.6k cites·19 claims
- 0597US5843007AApparatus and method for periodically applying a pressure waveform to a limbFiled 1996·Granted Dec 1, 1998·176 cites·15 claims
- 0695US4828716AApparatus and method for separating phases of bloodANDRONIC DEVICES LTD·Filed 1987·Granted May 9, 1989·203 cites·9 claims
- 0794US6440093B1Apparatus and method for monitoring pneumatic limb compression therapyFiled 1998·Granted Aug 27, 2002·207 cites·14 claims
- 0894US5030341AApparatus for separating phases of bloodANDRONIC TECH INC·Filed 1989·Granted Jul 9, 1991·164 cites·6 claims
- 0994US5019243AApparatus for collecting bloodMCEWEN JAMES A·Filed 1989·Granted May 28, 1991·240 cites·3 claims
- 1093US5681339AApparatus and method for monitoring the patency of tubing in a pneumatic medical deviceFiled 1996·Granted Oct 28, 1997·108 cites·17 claims
- 1192US5935146AMethod for monitoring the patency of pneumatic tubingFiled 1997·Granted Aug 10, 1999·97 cites·6 claims
- 1291US4807618APatient limb positioning apparatusANDRONIC DEVICES LTD·Filed 1987·Granted Feb 28, 1989·105 cites·8 claims
- 1390US7955352B2Surgical tourniquet cuff for limiting usage to improve safetyWESTERN CLINICAL ENG·Filed 2005·Granted Jun 7, 2011·54 cites·12 claims
- 1489US4605010APressurizing cuffWESTERN CLINICAL ENG·Filed 1984·Granted Aug 12, 1986·217 cites·18 claims
- 1589US4469099APneumatic torniquetWESTERN CLINICAL ENG·Filed 1982·Granted Sep 4, 1984·213 cites·11 claims
- 1688US5201325AAdvanced surgical retractorANDRONIC DEVICES LTD·Filed 1991·Granted Apr 13, 1993·430 cites·5 claims
- 1788US4869265ABiomedical pressure transducerWESTERN CLINICAL ENG·Filed 1987·Granted Sep 26, 1989·264 cites·17 claims
- 1888US4479494AAdaptive pneumatic tourniquetWESTERN CLINICAL ENG·Filed 1982·Granted Oct 30, 1984·198 cites·17 claims
- 1987USD979760STourniquet instrumentZIMMER SURGICAL INC·Filed 2021·Granted Feb 28, 2023·11 cites·1 claims
- 2085US8425551B2Disposable tourniquet cuffMCEWEN JAMES A·Filed 2012·Granted Apr 23, 2013·6 cites·13 claims
- 2185US7780698B2Low-cost disposable tourniquet cuff having improved safetyWESTERN CLINICAL ENG·Filed 2007·Granted Aug 24, 2010·40 cites·6 claims
- 2285US4550726AMethod and apparatus for detection of breathing gas interruptionsMCEWEN JAMES A·Filed 1982·Granted Nov 5, 1985·173 cites·19 claims
- 2384USD979759STourniquet instrumentZIMMER SURGICAL INC·Filed 2021·Granted Feb 28, 2023·9 cites·1 claims
- 2484US9931126B2Personalized tourniquet methods and apparatusWESTERN CLINICAL ENG LTD·Filed 2015·Granted Apr 3, 2018·6 cites·35 claims
- 2584US7758607B2Low-cost contour cuff for surgical tourniquet systemsMCEWEN JAMES A·Filed 2006·Granted Jul 20, 2010·29 cites·12 claims
- 2684US6682547B2Tourniquet cuff with identification apparatusFiled 2001·Granted Jan 27, 2004·165 cites·17 claims
- 2784US5308506AApparatus and method for separating a sample of bloodMCEWEN JAMES A·Filed 1992·Granted May 3, 1994·114 cites·8 claims
- 2883US9039730B1Personalized tourniquet system having dual-purpose cuffWESTERN CLINICAL ENG·Filed 2014·Granted May 26, 2015·16 cites·23 claims
- 2982USD861885SSleeve with seamWESTERN CLINICAL ENG LTD·Filed 2017·Granted Oct 1, 2019·23 cites·1 claims
- 3081US7479154B2Surgical tourniquet apparatus for measuring limb occlusion pressureMCEWEN JAMES A·Filed 2005·Granted Jan 20, 2009·26 cites·14 claims
- 3181US6746470B2Emergency and military tourniquet for pre-hospital useFiled 2002·Granted Jun 8, 2004·119 cites·11 claims
- 3281US5271384APowered surgical retractorMCEWEN JAMES A·Filed 1992·Granted Dec 21, 1993·269 cites·17 claims
- 3380US10758247B1Optical tourniquet interface for safe personalizationWESTERN CLINICAL ENG LTD·Filed 2020·Granted Sep 1, 2020·2 cites·26 claims
- 3480US10201354B1Tourniquet safety sleeve for reducing limb injuryWESTERN CLINICAL ENG LTD·Filed 2017·Granted Feb 12, 2019·3 cites·10 claims
- 3579US6168569B1Apparatus and method for relating pain and activity of a patientFiled 1998·Granted Jan 2, 2001·248 cites·16 claims
- 3678US8366740B2Ultrasonic tourniquet systemABATIS MED TECH·Filed 2008·Granted Feb 5, 2013·15 cites·10 claims
- 3778US5104103AApparatus for patient limb positioningANDRONIC DEVICES LTD·Filed 1989·Granted Apr 14, 1992·55 cites·8 claims
- 3877US7909849B2Matching limb protection sleeve for tourniquet cuffMCEWEN JAMES A·Filed 2007·Granted Mar 22, 2011·12 cites·8 claims
- 3976USD850631STapered sleeve with seamsWESTERN CLINICAL ENG LTD·Filed 2017·Granted Jun 4, 2019·17 cites·1 claims
- 4076US8083763B2Apparatus and method for estimating leakage in a surgical tourniquet systemMCEWEN JAMES A·Filed 2009·Granted Dec 27, 2011·17 cites·8 claims
- 4176US5181522ATourniquet for sensing and regulation of applied pressureABATIS MED TECH·Filed 1991·Granted Jan 26, 1993·197 cites·16 claims
- 4276US5163582AApparatus and method for aliquotting blood serum or blood plasmaANDRONIC DEVICES LTD·Filed 1991·Granted Nov 17, 1992·51 cites·6 claims
- 4375US8425426B2Tourniquet apparatus for measuring limb occlusion pressureMCEWEN JAMES A·Filed 2007·Granted Apr 23, 2013·14 cites·7 claims
- 4475US8137378B2Low-cost disposable tourniquet cuff apparatus and methodMCEWEN JAMES A·Filed 2005·Granted Mar 20, 2012·15 cites·10 claims
- 4575US7771453B2Occlusion detector for dual-port surgical tourniquet systemsMCEWEN JAMES A·Filed 2005·Granted Aug 10, 2010·13 cites·11 claims
- 4675US5741295AOverlapping tourniquet cuff systemMCEWEN JAMES A·Filed 1996·Granted Apr 21, 1998·212 cites·15 claims
- 4774US5649954ATourniquet cuff systemFiled 1995·Granted Jul 22, 1997·207 cites·15 claims
- 4874US5578055AOcclusive cuffFiled 1992·Granted Nov 26, 1996·139 cites·5 claims
- 4974US4770175AOcclusive cuffWESTERN CLINICAL ENG·Filed 1986·Granted Sep 13, 1988·114 cites·13 claims
- 5073US5312431AOcclusive cuffABATIS MED TECH·Filed 1991·Granted May 17, 1994·132 cites·3 claims
Showing the top 50 of 106 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when James A. Mcewen files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →