JP

John Porterfield

University Of Texas System: 13 patents #130 of 6,559Top 2%
AT Admittance Technologies: 5 patents #1 of 8Top 15%
🗺 Texas: #10,587 of 125,132 inventorsTop 9%
Overall (All Time): #333,391 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12370370 Method and apparatus for monitoring a patient Jonathan W. Valvano, John A. Pearce, Marc D. Feldman, Kaarthik Rajendran, Anil Kottam +1 more 2025-07-29
12290675 Method and apparatus for assisting a heart Marc D. Feldman, Clay Heighten 2025-05-06
11931563 Method and apparatus for assisting a heart Jonathan W. Valvano, Clay Heighten, Anil Kottam, Marc D. Feldman, Aleksandra Borisovna Gruslova +1 more 2024-03-19
11918799 Method and apparatus for assisting a heart Jonathan W. Valvano, Clay Heighten, Anil Kottam, Marc D. Feldman, Aleksandra Borisovna Gruslova +1 more 2024-03-05
11911602 Method and apparatus for assisting a heart Jonathan W. Valvano, Clay Heighten, Anil Kottam, Marc D. Feldman, Aleksandra Borisovna Gruslova +1 more 2024-02-27
11589767 Low power apparatus and method to measure complex electrical admittance or impedance Jonathan W. Valvano, Marc D. Feldman, John A. Pearce, Erik Larson, Lev Shuhatovich +2 more 2023-02-28
11478646 Method and apparatus for monitoring a patient Jonathan W. Valvano, John A. Pearce, Marc D. Feldman, Kaarthik Rajendran, Anil Kottam +1 more 2022-10-25
10420952 Method and apparatus for treating a patient's heart using hemodynamics Marc D. Feldman, Erik Larson, John A. Pearce, Jonathan W. Valvano 2019-09-24
10376177 Low power apparatus and method to measure complex electrical admittance or impedance Jonathan W. Valvano, Marc D. Feldman, John A. Pearce, Erik Larson, Lev Shuhatovich +2 more 2019-08-13
10076669 Admittance measurement for tuning bi-ventricular pacemakers Marc D. Feldman, Erik Larson, Jonathan W. Valvano, John A. Pearce 2018-09-18
9820673 Method and apparatus for monitoring an organ of a patient Marc D. Feldman, Karthik Raghavan, Jonathan W. Valvano, John A. Pearce 2017-11-21
9295404 Low power apparatus and method to measure complex electrical admittance or impedance Jonathan W. Valvano, Marc D. Feldman, John A. Pearce, Erik Larson, Lev Shuhatovich +2 more 2016-03-29
8706219 Method and apparatus for monitoring an organ of a patient Marc D. Feldman, Karthik Raghavan, Jonathan W. Valvano, John A. Pearce 2014-04-22
6513154 System and method for testing of computer programs in programming effort 2003-01-28