Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796870 | Field emission type cold cathode device, manufacturing method thereof and vacuum micro device | — | 2004-09-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796870 | Field emission type cold cathode device, manufacturing method thereof and vacuum micro device | — | 2004-09-28 |