Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803121 | Organic electroluminescence device | Kenichi Fukuoka, Hiroshi Tokairin, Chishio Hosokawa | 2004-10-12 |
| 6786789 | Apparatus and method for manufacturing organic EL display device | Mitsuru Eida, Hiroshi Tokailin | 2004-09-07 |
| 6762438 | Organic electroluminescent layer with oligomer hole injection layer | Chishio Hosokawa, Hisayuki Kawamura | 2004-07-13 |