Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10239595 | Automatically arranged emergency shipwreck position-indicating buoy | Qingyong Yang | 2019-03-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10239595 | Automatically arranged emergency shipwreck position-indicating buoy | Qingyong Yang | 2019-03-26 |