Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9307687 | Drum style rotary tiller | Mark G. Ruppel, Randy L. Schamberger, David P. Flesch | 2016-04-12 |
| 9270152 | Electric auger | Randy L. Schamberger, Michael Avery, David Hare | 2016-02-23 |