Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Robert G. Walker — 8 Patents in 2017

PHPhysio-Control: 7 patents #2 of 39Top 6%
Seattle, WA: #91 of 3,930 inventorsTop 3%
Washington: #278 of 12,901 inventorsTop 3%
Overall (2017): #10,744 of 506,227Top 3%
8 Patents 2017

Issued Patents 2017

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9827435 Defibrillator with sync mode assisting selection of feature to lock-on Fred W. Chapman, 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, Daniel W. Piraino, Isabelle Banville, Fred W. Chapman 2017-10-31
9775566 Filtering patient signal also for ventilation artifacts Joseph L. Sullivan 2017-10-03
9717435 Intravenous line flow sensor for advanced diagnostics and monitoring in emergency medicine Barry D. Curtin 2017-08-01
9700482 Mechanical chest compression device with tilt sensor 2017-07-11
9636510 Defibrillator that monitors CPR treatment and adjusts protocol Fred W. Chapman, Ronald E. Stickney 2017-05-02
9592012 Filtering patient signal also for ventilation artifacts Joseph L. Sullivan 2017-03-14
9545211 System and method for electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery Joseph L. Sullivan, Ronald E. Stickney, Daniel W. Piraino, Isabelle Banville, Fred W. Chapman 2017-01-17