Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11522138 | Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device | Sachiko Kawakami, Yoshimi Ishiguro, Tatsuyoshi Takahashi | 2022-12-06 |