Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791277 | Light emitting element and production process thereof | Jun Funaki, Yoshiyuki Okuda, Yoshihiro Ushigusa, Masami Tsuchida | 2004-09-14 |
| 6720735 | Organic EL element and method of making the same | Yoshiyuki Okuda, Masami Tsuchida | 2004-04-13 |