Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9308939 | Extendable frame work vehicle | Chris Osswald, Walter A. Osswald, Marcus F. Dack, Kenneth Buelt, Alan Severns +4 more | 2016-04-12 |
| 8602153 | Extendable frame work vehicle | Chris Osswald, Walter A. Osswald, Marcus F. Dack, Kenneth Buelt, Alan Severns +4 more | 2013-12-10 |
| 8103418 | Extendable frame work vehicle having lift member movable in a true vertical fashion | Chris Osswald, Marcus F. Dack, Alan Severns, Dave Franchino, Kent J. Kallsen +1 more | 2012-01-24 |