Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9947729 | Organic electroluminescent element, lighting device, and lighting system | Tomoko Sugizaki, Daimotsu Kato, Tomio Ono | 2018-04-17 |
| 9865835 | Organic electroluminescent device, illumination apparatus, and illumination system | Yasushi Shinjo, Tomoaki Sawabe | 2018-01-09 |