Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633134 | Active-matrix-driven organic EL display device | Yuji Kondo | 2003-10-14 |
| 6525704 | Image display device to control conduction to extend the life of organic EL elements | Yuji Kondo | 2003-02-25 |