Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11081664 | Organic electroluminescent element having stacked light emitting units | Junichi Tanaka | 2021-08-03 |
| 11004938 | Semiconductor substrate structure and power semiconductor device | Takuji Maekawa, Makoto Takamura | 2021-05-11 |