Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422169 | Groundwater heat exchanger | Jimmy Bryan Randolph | 2025-09-23 |
| 12305467 | Spool-type pitless adapter for groundwater heat exchanger | Jimmy Bryan Randolph, David Philip Henrich | 2025-05-20 |