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For the Inventor, By the Inventor

Pittsburgh, PA, United States of America

Electro-Technics, Inc.


USPTO Granted Patents = 1

Forward Citations = 33

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1 inventor (with patents filed for the assignee):

goldMedal Ronald J Zdrojkowski (1 out of 16 patents)


1 patent:

1. 4122843 - Electrode system for a heart rate monitor (1978-10-31),
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USPTO Data Jan 1 1976 - Sep 15 2026

1 Patents

#637 in Pittsburgh, PA

#4,967 in Pennsylvania

#136,850 in US

Pittsburgh, PA (US)
Pittsburgh, PA, United States of America

Electro-Technics, Inc.

Forward Citations = 33

1 inventor:

goldMedal Ronald J Zdrojkowski (1 out of 16 patents)

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