Patent assignee · US · COMPANY

Del Mar Avionics, Inc.

53Patents
1Active
53Granted
39Portfolio score

Filing activity: Aug 25, 1976 → Jan 30, 2007 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5701894A Modular physiological computer-recorder Emerging Cross-Sectional Technologies 436 Expired
US5092341A Surface ECG frequency analysis system and method based upon spectral turbulence estimation Human Necessities 227 Expired
US4720093A Stress test exercise device Human Necessities 212 Expired
US4123785A Recorder for cardiac signals with manually actuated event marking Physics 206 Expired
US5109862A Method and apparatus for spectral analysis of electrocardiographic signals Human Necessities 191 Expired
US4336810A Method and apparatus for arrhythmia analysis of ECG recordings Physics 157 Expired
US4532934A Pacemaker monitoring recorder and malfunction analyzer Human Necessities 155 Expired
US5090418A Method and apparatus for screening electrocardiographic (ECG) data Human Necessities 127 Expired
US4519398A Method and apparatus for long-term monitoring of physiological activity to provide a compact portable record Physics 110 Expired
US4422081A Validator for electrocardial data processing system Physics 101 Expired
US5205295A Method and apparatus for holter recorder with high resolution signal averaging capability for late potential analysis Human Necessities 84 Expired
US4635927A Low power treadmill Emerging Cross-Sectional Technologies 79 Expired
US4136690A Method and apparatus for vector analysis of ECG arrhythmias Human Necessities 67 Expired
US5479922A Bidirectional filter Electricity 53 Expired
US4216779A Blood pressure monitoring system Emerging Cross-Sectional Technologies 46 Expired
US5540232A Method and apparatus for displaying pacer signals on an electrocardiograph Human Necessities 42 Expired
US4211238A Apparatus and method for recording and playing back electrocardial signals Physics 32 Expired
US5323783A Dynamic ST segment estimation and adjustment Human Necessities 31 Expired
US6474922B2 Remote operation auxiliary hoist control and precision load positioner Emerging Cross-Sectional Technologies 25 Expired
US5568963A Method and apparatus for multimedia presentations Mechanical Engineering; Lighting; Heating 25 Expired
US4813877A Remote strafe scoring system Physics 24 Expired
US4073011A Electrocardiographic computer Physics 22 Expired
US4883065A Micropotential analyzer--a Holter system with comprehensive analysis capability for very low amplitude electrocardiographic signals and method Human Necessities 20 Expired
US4228506A Charter with automatic editing Physics 18 Expired
US4106495A Vectorcardiographic method for ambulatory patients Human Necessities 17 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.