Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11838073 | Bridging transmission device for underwater wireless signals | Songdong Liu | 2023-12-05 |
| 10629392 | Underwater button switch | Songdong Liu | 2020-04-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11838073 | Bridging transmission device for underwater wireless signals | Songdong Liu | 2023-12-05 |
| 10629392 | Underwater button switch | Songdong Liu | 2020-04-21 |