Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8316994 | Battery powered vertical lift assembly | Michael Schumacher | 2012-11-27 |
| 8079444 | Transportable, self-erecting, battery powered, vertical lift assembly | Michael Schumacher | 2011-12-20 |