Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597121 | Active matrix organic EL display device and method of forming the same | — | 2003-07-22 |
| 6583567 | Electron tube device mounted with a cold cathode and a method of impressing voltages on electrodes of the electron tube device | Shunji Tsuida, Hideo Makishima | 2003-06-24 |