JP

John A. Pearce

University Of Texas System: 15 patents #100 of 6,559Top 2%
AT Admittance Technologies: 5 patents #1 of 8Top 15%
PF Purdue Research Foundation: 1 patents #1,409 of 3,174Top 45%
TU Texas State University: 1 patents #6 of 55Top 15%
US University Of Texas System: 1 patents #51 of 217Top 25%
🗺 Texas: #7,815 of 125,132 inventorsTop 7%
Overall (All Time): #247,367 of 4,157,543Top 6%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
12370370 Method and apparatus for monitoring a patient Jonathan W. Valvano, Marc D. Feldman, Kaarthik Rajendran, John Porterfield, Anil Kottam +1 more 2025-07-29
11589767 Low power apparatus and method to measure complex electrical admittance or impedance Jonathan W. Valvano, Marc D. Feldman, John Porterfield, Erik Larson, Lev Shuhatovich +2 more 2023-02-28
11478646 Method and apparatus for monitoring a patient Jonathan W. Valvano, Marc D. Feldman, Kaarthik Rajendran, John Porterfield, Anil Kottam +1 more 2022-10-25
10420952 Method and apparatus for treating a patient's heart using hemodynamics Marc D. Feldman, Erik Larson, Jonathan W. Valvano, John Porterfield 2019-09-24
10376177 Low power apparatus and method to measure complex electrical admittance or impedance Jonathan W. Valvano, Marc D. Feldman, John Porterfield, Erik Larson, Lev Shuhatovich +2 more 2019-08-13
10368776 Method and apparatus for determining cardiac performance in a patient with a conductance catheter Marc D. Feldman, Jonathan W. Valvano, Chia-Ling Wei 2019-08-06
10076669 Admittance measurement for tuning bi-ventricular pacemakers Marc D. Feldman, John Porterfield, Erik Larson, Jonathan W. Valvano 2018-09-18
9820673 Method and apparatus for monitoring an organ of a patient Marc D. Feldman, John Porterfield, Karthik Raghavan, Jonathan W. Valvano 2017-11-21
9820674 Method and apparatus for determining cardiac performance in a patient with a conductance catheter Marc D. Feldman, Jonathan W. Valvano, Chia-Ling Wei 2017-11-21
9649165 Medical device identifier Rodney Horton, Jonathan W. Valvano 2017-05-16
9380946 Method and apparatus for determining cardiac performance in a patient with a conductance catheter Marc D. Feldman, Jonathan W. Valvano, Chia-Ling Wei 2016-07-05
9295404 Low power apparatus and method to measure complex electrical admittance or impedance Jonathan W. Valvano, Marc D. Feldman, John Porterfield, Erik Larson, Lev Shuhatovich +2 more 2016-03-29
8929976 Method and apparatus for determining cardiac performance in a patient with a conductance catheter Marc D. Feldman, Jonathan W. Valvano, Chia-Ling Wei 2015-01-06
8706219 Method and apparatus for monitoring an organ of a patient Marc D. Feldman, John Porterfield, Karthik Raghavan, Jonathan W. Valvano 2014-04-22
7925335 Method and apparatus for determining cardiac performance in a patient with a conductance catheter Marc D. Feldman, Jonathan W. Valvano, Chia-Ling Wei 2011-04-12
7052176 Remote temperature measuring system for hostile industrial environments using microwave radiometry Karl D. Stephan 2006-05-30
6494832 Multifrequency conductance catheter-based system and method to determine LV function in a patient Marc D. Feldman, Jonathan W. Valvano 2002-12-17
4387714 Electrosurgical dispersive electrode Leslie A. Geddes, Joe D. Bourland 1983-06-14