Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9028671 | Hydrogen sensing apparatus and method | Derek John Fray | 2015-05-12 |
| 8057658 | Electrochemical method, apparatus and carbon product | Derek John Fray, Aleksandar Dimitrov | 2011-11-15 |
| 5954930 | Reference electrode for electrolytic cells having an ion-conducting solid electrolyte | Helfried Nafe, Martin Schmah | 1999-09-21 |