Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11762055 | Progressive global positioning system and method thereof | Jui-Pin Liu | 2023-09-19 |
| 10397894 | Autonomous positioning systems | Poyu Liu, Po-Chi Fu, Chung-Ho Wu | 2019-08-27 |
| 6950413 | Mutually-assisted proximity informer system and method with wireless devices | — | 2005-09-27 |