Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791922 | Gas flow control apparatus for an anaesthesia system | David Lindsay-Scott, Malcolm K. Sykes, Paul John Tyrrell | 1988-12-20 |
| 4774032 | Vaporizers and wick assemblies therefor | John Robert Coates, Ralph J. East | 1988-09-27 |
| 4690562 | Gas analysis apparatus and method | William L. Davies, Clive Hahn, Roy K. Jackson, Thomas A. McGraghan, Eileen Palayiwa | 1987-09-01 |
| 4576159 | Gas mixing and flow smoothing apparatus | Clive Hahn, Eileen Palayiwa, David Lindsay-Scott, Paul John Tyrrell | 1986-03-18 |