Inventor
CHAPMAN FRED
US19 patents
⚠️ This page may combine multiple inventors who share the name “CHAPMAN FRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHYSIO CONTROL INC
17 patentsUS9545211B2Jan 17, 2017
System and method for electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery
PHYSIO CONTROL INC11 citations92
US8903498B2Dec 2, 2014
System and method for electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery
PHYSIO CONTROL INC16 citations92
US9801561B2Oct 31, 2017
System and method for electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery
PHYSIO CONTROL INC7 citations83
US10292899B2May 21, 2019
CPR chest compression machine adjusting motion-time profile in view of detected force
PHYSIO CONTROL INC7 citations82
US9283400B2Mar 15, 2016
System and method for electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery
PHYSIO CONTROL INC4 citations72
US11723834B2Aug 15, 2023
CPR chest compression machine adjusting motion-time profile in view of detected force
PHYSIO CONTROL INC2 citations71
US11013660B2May 25, 2021
CPR chest compression machine adjusting motion-time profile in view of detected force
PHYSIO CONTROL INC1 citations71
US10729615B2Aug 4, 2020
CPR chest compression system with dynamic parameters based on physiological feedback
PHYSIO CONTROL INC5 citations70
US12414721B2Sep 16, 2025
System and method for electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery
PHYSIO CONTROL INC0 citations62
US12070613B2Aug 27, 2024
Determining post-shock treatment based on heart viability
PHYSIO CONTROL INC0 citations62
US11389660B2Jul 19, 2022
Defibrillator that monitors CPR treatment and adjusts protocol
PHYSIO CONTROL INC0 citations62
US12257206B2Mar 25, 2025
CPR chest compression machine adjusting motion-time profile in view of detected force
PHYSIO CONTROL INC0 citations61
US10086209B2Oct 2, 2018
Selective post-shock transthoracic pacing
PHYSIO CONTROL INC0 citations52
US9636510B2May 2, 2017
Defibrillator that monitors CPR treatment and adjusts protocol
PHYSIO CONTROL INC0 citations51
US9776012B2Oct 3, 2017
Variable frequency impedance measurement
PHYSIO CONTROL INC0 citations45
US10588486B2Mar 17, 2020
Multi-function video system with interchangeable medical tool
PHYSIO CONTROL INC0 citations37
US10114807B2Oct 30, 2018
Automatically evaluating likely accuracy of event annotations in field data
PHYSIO CONTROL INC0 citations37