Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8247089 | Organic electroluminescence element material, organic electroluminescence element, display device and lighting apparatus | Eisaku Katoh | 2012-08-21 |
| 8192847 | Organic electroluminescent device material, organic electroluminescent device, display and illuminating device | Eisaku Katoh | 2012-06-05 |
| 8133597 | Organic electroluminescent device, display and illuminating device | Noriko Yasukawa, Eisaku Katoh, Tomohiro Oshiyama | 2012-03-13 |