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For the Inventor, By the Inventor

Tulsa, OK, United States of America

Kidwell Environmental, Ltd., Inc.


USPTO Granted Patents = 3

Forward Citations = 22

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1 inventor (with patents filed for the assignee):

goldMedal John E Kidwell (3 out of 14 patents)


3 patents:

1. 6334323 - Centrifugal heat transfer engine and heat transfer systems embodying the same (2002-01-01),
2. 6321547 - Centrifugal heat transfer engine and heat transfer systems embodying the same (2001-11-27),
3. 5906108 - Centrifugal heat transfer engine and heat transfer system embodying the (1999-05-25),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#145 in Tulsa, OK

#395 in Oklahoma

#71,953 in US

...
Tulsa, OK, United States of America

Kidwell Environmental, Ltd., Inc.

Forward Citations = 22

1 inventor:

goldMedal John E Kidwell (3 out of 14 patents)

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