Tulsa, Oklahoma
United States
2
2015-09-01
2
2015-09-01
These are the the leading inventors for applications assigned to Rygan Corp.:
Rygan Corp. based in Tulsa, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Method, apparatus, conduit, and composition for low thermal resistance ground heat exchange
#2 | 2010-09-02 ✅ Patent 9,816,023 granted on 2017-11-14Method, apparatus, header, and composition for ground heat exchange
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