Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6414443 | Organic electroluminescence device and method for driving same | Yoshihisa Marushima | 2002-07-02 |
| 6410166 | Organic electroluminescence device doping device and organic electroluminescence device | Hisamitsu Takahashi, Satoshi Tanaka, Toshio Miyauchi | 2002-06-25 |