Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422169 | Groundwater heat exchanger | Ryan Matthew Martin-Wagar | 2025-09-23 |
| 12305467 | Spool-type pitless adapter for groundwater heat exchanger | David Philip Henrich, Ryan Matthew Martin-Wagar | 2025-05-20 |
| 11598186 | Enhanced carbon dioxide-based geothermal energy generation systems and methods | — | 2023-03-07 |
| 9869167 | Carbon dioxide-based geothermal energy generation systems and methods related thereto | — | 2018-01-16 |
| 8991510 | Carbon dioxide-based geothermal energy generation systems and methods related thereto | Martin O. Saar, Thomas H. Kuehn, Kenneth Carpenter | 2015-03-31 |
| 8833475 | Carbon dioxide-based geothermal energy generation systems and methods related thereto | Martin O. Saar, Thomas H. Kuehn | 2014-09-16 |
| 8316955 | Carbon dioxide-based geothermal energy generation systems and methods related thereto | Martin O. Saar, Thomas H. Kuehn | 2012-11-27 |