Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5195859 | Fastener for joining a plurality of layers | — | 1993-03-23 |
| 4988114 | Remotely operated wheelchair footrest moving device | Joseph W. Miller, Bruce E. Wilson, James D. Wolfenbarger | 1991-01-29 |
| 4693671 | Reversible self-adjusting propeller device | Clifton W. Hall | 1987-09-15 |