Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4891102 | Method of determining carbon dioxide in the presence of oxygen | Anthony J. M. Coombs, Humphrey John Jardine Drummond, Clive Hahn | 1990-01-02 |
| 4400242 | Electrochemical method of determining oxygen, halothane and nitrous oxide | Clive Hahn | 1983-08-23 |
| 4377446 | Carbon dioxide measurement | — | 1983-03-22 |