Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12278546 | Heat pump system and a method of operating a heat pump system | Keith Graham Watt, Matthias Graessner | 2025-04-15 |
| 9494107 | Thermodynamic machine | Keith Graham Watt | 2016-11-15 |
| 9234358 | Skimming tool | Lee Harper, Scott Rampling | 2016-01-12 |
| 8601697 | Cutting tools | — | 2013-12-10 |