Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11172556 | Light emitting element drive device | Ryo Takagi, Masaaki Nakayama | 2021-11-09 |
AA
Akira Aoki
Overall (2021): #542,619 of 548,734Top 100%
1
Patents 2021