Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7828704 | Combination limb and abdominal exerciser | Ming-Cheng Chiang | 2010-11-09 |
| 7094183 | Multi-purpose surfing balancer | — | 2006-08-22 |
| 6511403 | Rotating play device capable of training wrist coordination | — | 2003-01-28 |
| 6280366 | Multi-purpose sliding exerciser | — | 2001-08-28 |