Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9622585 | Seat cushion structure of chair | — | 2017-04-18 |
| 8991928 | Constricting member of chair footrest ring | — | 2015-03-31 |
| 8471483 | Multi-channel LED driving system | Chung-Shu Lee, Jung-Chang Lu, Fa-Ping Wang | 2013-06-25 |
| D669713 | Chair back | — | 2012-10-30 |
| 7387343 | Constricting device for the footrest ring of a chair | — | 2008-06-17 |