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Pacemaker monitoring recorder
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Patent number 4,291,703
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Issue date Sep 29, 1981
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Del Mar Avionics
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George J. Kelen
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Heart rate analyzer
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Patent number 4,259,966
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Issue date Apr 7, 1981
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American Optical Corporation
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Robert L. Cannon
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Variable threshold R-wave detector
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Patent number 4,240,442
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Issue date Dec 23, 1980
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American Optical Corporation
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Richard P. Andresen
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Time-compression system
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Patent number 4,110,564
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Issue date Aug 29, 1978
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American Optical Corporation
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Richard P. Andresen
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Electrocardiographic computer
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Patent number 4,073,011
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Issue date Feb 7, 1978
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Del Mar Avionics
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Isaac Raymond Cherry
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Electrocardiographic computer
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Patent number 4,006,737
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Issue date Feb 8, 1977
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Del Mar Engineering Laboratories
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Isaac Raymond Cherry
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3921147
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Patent number 3,921,147
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Issue date Nov 18, 1975
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3874370
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Patent number 3,874,370
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Issue date Apr 1, 1975
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3824990
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Patent number 3,824,990
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Issue date Jul 23, 1974
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3779237
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Patent number 3,779,237
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Issue date Dec 18, 1973
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3718772
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Patent number 3,718,772
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Issue date Feb 27, 1973
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3267933
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Patent number 3,267,933
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Issue date Aug 23, 1966
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE