Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6582837 | Organic electroluminescence device | Satoru Toguchi, Hitoshi Ishikawa | 2003-06-24 |
| 6396208 | Organic electroluminescent device and its manufacturing process | Hitoshi Ishikawa, Satoru Toguchi | 2002-05-28 |