Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7789167 | Power assist lever arm attachment | Scott Martin, Dustin D. Ribble | 2010-09-07 |
| 7614832 | Countersink drill system | James Morrison, David L. Fritsche | 2009-11-10 |
| 7363721 | Countersink gauge having self-centering probe | — | 2008-04-29 |
| 7189033 | Apparatus and methods for thrust sensing valves | David L. Fritsche, Scott Martin, Kenneth D. Harper | 2007-03-13 |