| 6783196 |
Master link for a track chain |
Roy L. Maguire, Thomas E. Oertley |
2004-08-31 |
| 6621531 |
Display device convertible between a cave configuration and a wall configuration |
David Cooper, Warren Hartmann, Francis B. Huck, Jr. |
2003-09-16 |
| 6536853 |
Arrangement for supporting a track chain of a track type work machine |
Michael D. Hasselbusch |
2003-03-25 |
| 6490011 |
Display device convertible between a cave configuration and a wall configuration |
David Cooper, Warren Hartmann, Francis B. Huck, Jr. |
2002-12-03 |
| 6485115 |
Drive sprocket which has lubricated pre-assembled cartridge assembly attached thereto |
— |
2002-11-26 |
| 6454366 |
Cartridge assembly for a track chain |
— |
2002-09-24 |
| 6435629 |
Roller assembly of an undercarriage assembly having a roller hub configured to receive rims of varying sizes and method for making the same |
Roy L. Maguire |
2002-08-20 |
| 6322473 |
Drive sprocket which has rotating members which are engaged by drive lugs of a track |
J. Scott Burdick, Delbert D. Dester, Thomas E. Oertley |
2001-11-27 |
| 6220378 |
Drive mechanism for a track type work machine having enhanced durability |
Thomas E. Oertley, Delbert D. Dester, J. Scott Burdick |
2001-04-24 |
| 6120405 |
Drive sprocket which has rotating members which are engaged by drive lugs of a track |
Thomas E. Oertley, Delbert D. Dester, J. Scott Burdick |
2000-09-19 |