Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670788 | Diamond cold cathode | — | 1997-09-23 |
| 5666025 | Flat-panel display containing structure for enhancing electron emission from carbon-containing cathode | John M. Macaulay, Jonathan Twichell | 1997-09-09 |
| 5608283 | Electron-emitting devices utilizing electron-emissive particles which typically contain carbon | Jonathan Twichell, George R. Brandes, John M. Macaulay, Robert M. Duboc, Jr., Christopher J. Curtin | 1997-03-04 |