Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831408 | Organic electroluminescence device and display device | Takashi Hirano, Jiro Yamada, Mitsuru Asano | 2004-12-14 |
| 6768257 | Display apparatus with ribs having conductive material | Jiro Yamada, Tasuya Sasaoka, Mitsunobu Sekiya, Naoki Sano, Takashi Hirano +1 more | 2004-07-27 |