Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7115056 | Dual spring tensioner | Alan E. Rapkin, Richard G. Luther, Steven P. Bailey | 2006-10-03 |
| 6657754 | Passively energized floating guide | Alan E. Rapkin, Richard G. Luther, Anton Suk | 2003-12-02 |