Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736744 | Roller chain sprocket for preventing substantially radial impact with chain rollers | Mark M. Wigsten | 2004-05-18 |
| 6716124 | Hydraulic tensioner with improved pressure relief valve reactive to peak operating loads | — | 2004-04-06 |
| 6689003 | Limited articulation chain (inverted tooth or roller) created by “squaring” ends (top and/or bottom) of links/guides of chain | Mark M. Wigsten, Brian R. Scotti | 2004-02-10 |