Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6094902 | Carrier link having removable crossbar with opposite ends snap-fitted on cross-sectionally T-shaped protrusions | Steven R. Drews | 2000-08-01 |
| 5724803 | Power supply chain with roller bar carrier | — | 1998-03-10 |
| 5711144 | Power supply chain with roller bar carrier and roller separator | — | 1998-01-27 |
| 5649415 | Power supply chain and chain carriage system | — | 1997-07-22 |
| 4889964 | Rotating retractable cam limit switch | David M. Tenniswood, Steven M. Loeck | 1989-12-26 |
| 4885437 | Rotating cam limit switch | David M. Tenniswood, Steven M. Loeck | 1989-12-05 |