Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647976 | Adjustable back tension rope release | Gregory E. Summers, Randy Summers | 2003-11-18 |
| 6584966 | Adjustable back tension rope release | Gregory E. Summers, Randy Summers | 2003-07-01 |
| 6571786 | Adjustable back tension rope release | Gregory E. Summers, Randy Summers | 2003-06-03 |