Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660387 | Display device substrate and display device formed therewith | Hitoshi Oaku, Yasuo Hanawa, Shigeo Amagi, Katsumi Kondou | 2003-12-09 |
| 6638645 | Film for organic EL device and an organic EL device using the film | Yuichi Sawai, Yoshiyuki Kaneko, Sukekazu Aratani | 2003-10-28 |