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Inventor

Robert Marx

Inventor
Kent, WA, US

Overview

8→
Patents
1991–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Nprimary
A61NElectrotherapy28%
A61BDiagnosis22%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body17%
F03BMachines or engines for liquids11%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%
F04BPositive-displacement machines for liquids6%
G06FElectric digital data processing6%
PatentTitleYear
10,960,220Wearable cardioverter defibrillator (WCD) system evaluating its ECG signals for noise according to tall peak counts202110,383,789Automatic determination of defibrillation pad location on patient's chest201910,114,807Automatically evaluating likely accuracy of event annotations in field data201810,098,573Alerting users of CPR feedback device of detected magnetic interference20189,757,581'Wearable cardioverter defibrillator components making aggregate shock/no shock determination from two or more ECG signals'20179,084,545'Filter mechanism for removing ECG artifact from mechanical chest compressions'20155,152,674'Apparatus for pumping water from rise and fall motion of waves'19924,996,840'Apparatus for generating rotary motion from rise and fall motion of waves'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1992Patents assigned to MARX ROBERT P (2)· patent assignee history
1991–1992Based in Littleton, CO, US· patent location history
2015–2019Patents assigned to PHYSIO CONTROL INC (4)· patent assignee history
2015–2021Based in Kent, WA, US· patent location history
2017–2021Patents assigned to WEST AFFUM HOLDINGS CORP (2)· patent assignee history
2018Patents assigned to BANVILLE ISABELLE L (1)· patent assignee history
2018Patents assigned to BROWN DAVID THOMAS (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PHYSIO CONTROL INC42015–2019
MARX ROBERT Pself21991–1992
WEST AFFUM HOLDINGS CORP22017–2021
BANVILLE ISABELLE L12018
BROWN DAVID THOMAS12018
Locations
LocationPatentsSpan
Kent, Washington, US62015–2021
Littleton, CO, US21991–1992