Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6436558 | Organic electroluminescence element | Tadahisa Sato, Shintaro Hara, Akira Gyoutoku, Takahiro Komatsu | 2002-08-20 |
| 6416886 | Organic electroluminescence device and manufacturing method thereof | Akira Gyoutoku | 2002-07-09 |