Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10214934 | Banner frame with anchor stakes | Britt P. Hunt, Roy C. Chaffin, Jr., Douglas J. Sanford | 2019-02-26 |
| 10086774 | Rotary chain rack for recovery vehicles | John L Hawkins | 2018-10-02 |
| 5747085 | Continuous vessel deflection monitor device | Joost Veltman, Andrew Carl Prins | 1998-05-05 |
| 5685216 | Continuous vessel deflection monitor device | Joost Veltman, Andrew Carl Prins | 1997-11-11 |