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For the Inventor, By the Inventor

Broken Arrow, OK, United States of America

Rygan Corp.


USPTO Granted Patents = 4

Trademarks = 3

Forward Citations = 7

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3 inventors (with patents filed for the assignee):

goldMedal Michael Lee Fraim (3 out of 23 patents)

silverMedal Lane Lawless (3 out of 4 patents)

bronzeMedal Brandon A Larson (2 out of 2 patents)


4 patents:

1. 12460873 - Heat exchanger, plate element therefor, and method of construction (2025-11-04),
2. 10301528 - Method, apparatus, header, and composition for ground heat exchange (2019-05-28),
3. 9816023 - Method, apparatus, header, and composition for ground heat exchange (2017-11-14),
4. 9121630 - Method, apparatus, conduit, and composition for low thermal resistance ground heat exchange (2015-09-01),
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USPTO Data Jan 1 1976 - Dec 16 2025

4 Patents

#12 in Broken Arrow, OK

#321 in Oklahoma

#58,991 in US

...
Broken Arrow, OK, United States of America

Rygan Corp.

Forward Citations = 7

3 inventors:

goldMedal Michael Lee Fraim (3 out of 23 patents)

silverMedal Lane Lawless (3 out of 4 patents)

bronzeMedal Brandon A Larson (2 out of 2 patents)

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