Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6452335 | Field emission type cold-cathode electron gun with focusing electrode | — | 2002-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6452335 | Field emission type cold-cathode electron gun with focusing electrode | — | 2002-09-17 |