Inventor

ARMINGTON ROBERT M

US5 patents

⚠️ This page may combine multiple inventors who share the name “ARMINGTON ROBERT M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMERICAN OPTICAL CORP

2 patents

US4240442ADec 23, 1980

Variable threshold R-wave detector

AMERICAN OPTICAL CORP80 citations92

US4181135AJan 1, 1980

Method and apparatus for monitoring electrocardiographic waveforms

AMERICAN OPTICAL CORP58 citations92

LIFELINE SYSTEMS INC

1 patent

US4760593AJul 26, 1988

Personal alarm system providing handsfree operation

LIFELINE SYSTEMS INC79 citations94

SIEMENS AG

1 patent

US4893632AJan 16, 1990

Method and apparatus for comparing waveform shapes of time-varying signals

SIEMENS AG34 citations90

SIEMENS MEDICAL ELECTRONICS

1 patent

US4934376AJun 19, 1990

Method and apparatus for detecting heartbeats

SIEMENS MEDICAL ELECTRONICS22 citations79