Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11882986 | Floor types identifying device, dust suction device having the same, and vacuum cleaner having the same | Chia-Chang Hsu, Fu-Yuen Fong | 2024-01-30 |
| D504742 | Lighting element for luminescent apparatus | David Tai-Wing Yeung | 2005-05-03 |