Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10451351 | Thermosyphon coolers for cooling systems with cooling towers | Joseph W. Pillis, Delmar E. Lehman | 2019-10-22 |
| 10302363 | Thermosyphon coolers for cooling systems with cooling towers | Joseph W. Pillis, Delmar E. Lehman | 2019-05-28 |
| 10295262 | Thermosyphon coolers for cooling systems with cooling towers | Joseph W. Pillis, Delmar E. Lehman | 2019-05-21 |
| 9939201 | Thermosyphon coolers for cooling systems with cooling towers | Joseph W. Pillis, Delmar E. Lehman | 2018-04-10 |
| 8931158 | Liquid vessel liner and method of application | Frank T. Morrison, Greg M. Lowman, John R. Hawkins | 2015-01-13 |