Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8727946 | Spotting device | Michael Greenhill, Mark Greenhill | 2014-05-20 |
| 8475338 | Linear motor system for an exercise machine | Michael Greenhill, Mark Greenhill | 2013-07-02 |
| 7926860 | Adjustable strap with handles for lifting objects safely | David John Hill | 2011-04-19 |
| D566967 | Adjustable strap with handles for lifting objects safely | David John Hill | 2008-04-22 |