Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811809 | Organic electroluminescent device and method for fabricating same | Koji Utsugi | 2004-11-02 |
| 6627332 | Organic electroluminescent device | Koji Utsugi | 2003-09-30 |
| 6294892 | Method of manufacturing organic thin-film EL device | Koji Utsugi, Takeshi Saitoh | 2001-09-25 |