Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9435569 | Systems and methods for temperature control and heat extraction from waste landfills | James L. Hanson | 2016-09-06 |
| 9255727 | Systems and methods for temperature control and heat extraction from waste landfills | James L. Hanson | 2016-02-09 |
| 8672586 | Systems and methods for temperature control and heat extraction from waste landfills | James L. Hanson | 2014-03-18 |