Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10270035 | Polymer, composition for organic electroluminescent element, organic electroluminescent element, organic EL display device, and organic EL lighting device | Yanjun Li, Tomokazu Umemoto, Qi Gao, Hideki Goromaru | 2019-04-23 |