Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791922 | Gas flow control apparatus for an anaesthesia system | Malcolm K. Sykes, Basil R. Sugg, Paul John Tyrrell | 1988-12-20 |
| 4576159 | Gas mixing and flow smoothing apparatus | Clive Hahn, Eileen Palayiwa, Basil R. Sugg, Paul John Tyrrell | 1986-03-18 |