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For the Inventor, By the Inventor

Gwynedd Valley, PA, United States of America

Caldyne, Inc.


USPTO Granted Patents = 1

Forward Citations = 39

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1 inventor (with patents filed for the assignee):

goldMedal Frederick A Parker (1 out of 3 patents)


1 patent:

1. 7172557 - Spirometer, display and method (2007-02-06),
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USPTO Data Jan 1 1976 - Jan 13 2026

1 Patents

#2 in Gwynedd Valley, PA

#4,875 in Pennsylvania

#134,012 in US

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Gwynedd Valley, PA, United States of America

Caldyne, Inc.

Forward Citations = 39

1 inventor:

goldMedal Frederick A Parker (1 out of 3 patents)

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