Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809473 | Organic electro-luminescence display element, finder screen display device, finder and optical device | Hideaki Ueda, Akihito Hisamitsu, Takeshi Kitahora, Keiichi Furukawa | 2004-10-26 |