Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8905212 | Synchro-lock clutch-combination friction and mechanical locking clutch | David T. Vierk, Steven John Kowal, James R. Papania | 2014-12-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8905212 | Synchro-lock clutch-combination friction and mechanical locking clutch | David T. Vierk, Steven John Kowal, James R. Papania | 2014-12-09 |