Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495953 | Cold cathode electron gun | — | 2002-12-17 |
| 6414421 | Field emission cold cathode | Nobuya Seko, Yoshinori Tomihari | 2002-07-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495953 | Cold cathode electron gun | — | 2002-12-17 |
| 6414421 | Field emission cold cathode | Nobuya Seko, Yoshinori Tomihari | 2002-07-02 |