Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909231 | Light emitting device having a light emitting layer composed of a material containing a polymer | — | 2005-06-21 |
| 6897607 | Organic electroluminescent display panel having an inorganic barrier film | Akira Sugimoto, Ayako Yoshida | 2005-05-24 |