Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8794380 | Helicopter emplaceable cart for travel along electrical power lines | Kevin Keller, Jason M. Keller | 2014-08-05 |
| 5538370 | Device for drilling a square hole | — | 1996-07-23 |