Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10032826 | Light extraction substrate, method for manufacturing light extraction substrate, organic electroluminescent element, and method for manufacturing organic electroluminescent element | Yasunobu Kobayashi | 2018-07-24 |
| 9871225 | Organic electroluminescence element | Akihiko Takeda, Yasunobu Kobayashi | 2018-01-16 |