Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814494 | Sealed spherical roller bearing for dragline swing shaft | Richard Borowski, Jeff S. Calvin, Joseph Vito, Maynard L. Oxley | 2004-11-09 |
| 6776552 | Ball joint with spherical rollers | — | 2004-08-17 |