Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156252 | Cable couplings for drain cleaning tools | Jon R. Dunkin, Michael J. Rutkowski | 2018-12-18 |
| 9878691 | Self-arming immobilizer system, apparatus and method | — | 2018-01-30 |
| D745230 | Cable coupling | Michael J. Rutkowski, Jon R. Dunkin | 2015-12-08 |
| 9080599 | Cable coupling | Michael J. Rutkowski, Jon R. Dunkin | 2015-07-14 |
| 9002596 | Self-arming immobilizer system, apparatus and method | — | 2015-04-07 |
| 5135421 | Expandable bank | — | 1992-08-04 |