Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12111072 | Liquid-to-air membrane energy exchanger | Robert W. Besant, Blake Norman Erb, Howard Brian Hemingson | 2024-10-08 |
| 10302317 | Liquid-to-air membrane energy exchanger | Blake Norman Erb, Robert W. Besant, Howard Brian Hemingson | 2019-05-28 |
| 9234665 | Liquid-to-air membrane energy exchanger | Blake Norman Erb, Robert W. Besant, Howard Brian Hemingson | 2016-01-12 |