DD

Delbert D. Dester

Caterpillar: 7 patents #907 of 8,398Top 15%
Overall (All Time): #761,184 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6322473 Drive sprocket which has rotating members which are engaged by drive lugs of a track J. Scott Burdick, Kevin M. Egle, Thomas E. Oertley 2001-11-27
6220378 Drive mechanism for a track type work machine having enhanced durability Thomas E. Oertley, J. Scott Burdick, Kevin M. Egle 2001-04-24
6120405 Drive sprocket which has rotating members which are engaged by drive lugs of a track Thomas E. Oertley, Kevin M. Egle, J. Scott Burdick 2000-09-19
5775447 Material deflecting assembly for a track assembly Dave E. Keedy 1998-07-07
5302012 Composite tread ring for track roller Daniel L. Mikrut 1994-04-12
5288143 Track roller assembly having a replaceable flange Daniel L. Mikrut 1994-02-22
5234069 Steering control system for vehicles having dual steering John J. Krone 1993-08-10