Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9173531 | Dual-purpose vacuum cleaner | Gary Li | 2015-11-03 |
| 8458849 | Mobile robotic vacuum cleaner with a detachable electrical fan | — | 2013-06-11 |
| 7430462 | Automatic charging station for autonomous mobile machine | Wen-Hsu Lin | 2008-09-30 |