Inventor · disambiguated record
John Porterfield
Also filed as: PORTERFIELD JOHN · PORTERFIELD JOHN R
14 granted patents·6 pending applications·348 citations·filing 1997–2025
92Inventor score
Top patents by PatentIndex Score
20 records- 0192US6513154B1System and method for testing of computer programs in programming effortFiled 1997·Granted Jan 28, 2003·231 cites·28 claims
- 0290US10376177B2Low power apparatus and method to measure complex electrical admittance or impedanceVALVANO JONATHAN W·Filed 2016·Granted Aug 13, 2019·18 cites·21 claims
- 0387US9820673B2Method and apparatus for monitoring an organ of a patientFELDMAN MARC D·Filed 2014·Granted Nov 21, 2017·28 cites·6 claims
- 0487US8706219B2Method and apparatus for monitoring an organ of a patientFELDMAN MARC D·Filed 2010·Granted Apr 22, 2014·31 cites·9 claims
- 0580US11911602B2Method and apparatus for assisting a heartVALVANO JONATHAN W·Filed 2021·Granted Feb 27, 2024·1 cites·9 claims
- 0680US11478646B2Method and apparatus for monitoring a patientVALVANO JONATHAN W·Filed 2017·Granted Oct 25, 2022·4 cites·15 claims
- 0780US9295404B2Low power apparatus and method to measure complex electrical admittance or impedanceVALVANO JONATHAN W·Filed 2012·Granted Mar 29, 2016·15 cites·16 claims
- 0878US11931563B2Method and apparatus for assisting a heartPORTERFIELD JOHN·Filed 2021·Granted Mar 19, 2024·1 cites·10 claims
- 0978US11918799B2Method and apparatus for assisting a heartPORTERFIELD JOHN·Filed 2021·Granted Mar 5, 2024·1 cites·12 claims
- 1076US10420952B2Method and apparatus for treating a patient's heart using hemodynamicsFELDMAN MARC D·Filed 2012·Granted Sep 24, 2019·9 cites·9 claims
- 1174US10076669B2Admittance measurement for tuning bi-ventricular pacemakersFELDMAN MARC D·Filed 2011·Granted Sep 18, 2018·9 cites·10 claims
- 1268US12370370B2Method and apparatus for monitoring a patientUNIV TEXAS·Filed 2022·Granted Jul 29, 2025·0 cites·14 claims
- 1368US2024198081A1Method and Apparatus for Assisting a HeartVALVANO JONATHAN W·Filed 2024·Application pending·0 cites
- 1466US2024198082A1Method and Apparatus for Assisting a HeartPORTERFIELD JOHN·Filed 2024·Application pending·0 cites
- 1566US2024216672A1Method and Apparatus for Assisting a HeartPORTERFIELD JOHN·Filed 2024·Application pending·0 cites
- 1661US2025262426A1Method and Apparatus for Assisting a HeartFELDMAN MARC DAVID·Filed 2025·Application pending·0 cites
- 1758US11589767B2Low power apparatus and method to measure complex electrical admittance or impedanceVALVANO JONATHAN W·Filed 2019·Granted Feb 28, 2023·0 cites·6 claims
- 1855US12290675B2Method and apparatus for assisting a heartFELDMAN MARC DAVID·Filed 2021·Granted May 6, 2025·0 cites·11 claims
- 1951US2018078169A1Method and Apparatus for Monitoring an Organ of a PatientFELDMAN MARC D·Filed 2017·Application pending·0 cites
- 2038US2011152661A1Method and apparatus for identifying the viability of ischemic myocardium of a patientUNIV TEXAS·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →