Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
FC

Fred W. Chapman — 6 Patents in 2017

PHPhysio-Control: 4 patents #3 of 39Top 8%
WHWest Affum Holdings: 1 patents #17 of 24Top 75%
Washington: #469 of 12,901 inventorsTop 4%
Overall (2017): #22,040 of 506,227Top 5%
6 Patents 2017

Issued Patents 2017

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9827431 Wearable defibrillator with no long-term ECG monitoring Gregory T. Kavounas 2017-11-28
9827435 Defibrillator with sync mode assisting selection of feature to lock-on Robert G. Walker, Isabelle Banville 2017-11-28
9801561 System and method for electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery Joseph L. Sullivan, Ronald E. Stickney, Robert G. Walker, Daniel W. Piraino, Isabelle Banville 2017-10-31
9776012 Variable frequency impedance measurement Joseph L. Sullivan, Scott Owen Schweizer 2017-10-03
9636510 Defibrillator that monitors CPR treatment and adjusts protocol Robert G. Walker, Ronald E. Stickney 2017-05-02
9545211 System and method for electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery Joseph L. Sullivan, Ronald E. Stickney, Robert G. Walker, Daniel W. Piraino, Isabelle Banville 2017-01-17