Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11043637 | Light-emitting element, light-emitting device, electronic device, and lighting device | Takao Hamada, Hiromi Seo, Kyoko Takeda, Satoshi Seo | 2021-06-22 |
| 10897012 | Light-emitting element, light-emitting device, electronic device, and lighting device | Takao Hamada, Hiromi Seo, Kyoko Takeda, Satoshi Seo | 2021-01-19 |