Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6551214 | Apparatus for exercise and rehabilitation of the muscles around the cervical spine and/or the motional pattern of the cervical spine via rotary training motion of the head | — | 2003-04-22 |
| 6454680 | Apparatus for exercise and/or rehabilitation of neck extensors | — | 2002-09-24 |