Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168691 | Rotary vacuum pump with a rotor end groove | David Heaps, Peter Todman | 2021-11-09 |
| 10480465 | Vacuum pump and system of a vacuum pump and an engine | David Heaps, Peter Todman | 2019-11-19 |