Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670052 | Organic light emitting diode | Daisuke Okuda, Hirohito Yoneyama, Mieko Seki, Kiyokazu Mashimo, Takeshi Agata +1 more | 2003-12-30 |
| 6652995 | Organic electroluminescence device | Mieko Seki, Daisuke Okuda, Hirohito Yoneyama, Kiyokazu Mashimo, Takeshi Agata +1 more | 2003-11-25 |
| 6653701 | Semiconductor device and production method thereof | Yoshihisa Yamazaki, Yoshiyuki Ono, Hokuto Takada, Katsuhiro Sato, Akira Imai | 2003-11-25 |