Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7478709 | Vibration damping apparatus | Raymond J. Haka, James Springer | 2009-01-20 |
| 7163095 | Clutch assembly with vibration damper | James Springer, Raymond J. Haka, Joel M. Maguire, Peter E. Devlin | 2007-01-16 |