| 11123800 |
Pipe edge preparation tool |
Timothy G. Freidhoff, Daniel B. George, II, Brock T. Golesich |
2021-09-21 |
| 11077517 |
Portable friction stir welding repair tool |
Mark. T. Smitherman, Timothy G. Freidhoff, Daniel B. George, II, James C. McHenry, Alan W. Baum |
2021-08-03 |
| 7216757 |
Differential motion conveyor |
Harold E. Patterson, Larry D. Martin |
2007-05-15 |
| 6415913 |
Excited base conveyor system |
Harold E. Patterson |
2002-07-09 |
| D443501 |
Bracket |
— |
2001-06-12 |
| 6107715 |
Non-linear spring system for vibrating equipment |
Harold E. Patterson |
2000-08-22 |
| 6079698 |
Isolation system for vibratory equipment |
Harold E. Patterson, Kenneth M. Marshall |
2000-06-27 |
| 5762176 |
Belt driven vibratory apparatus |
Harold E. Patterson |
1998-06-09 |
| 5526921 |
Intersecting bi-directional buckets for a bucket elevator system |
Robert J. Kovalak, Harold E. Patterson |
1996-06-18 |
| 5293987 |
Feeder drive |
Kenneth M. Marshall, Harold E. Patterson, Arthur L. Dean |
1994-03-15 |
| 5287027 |
Electromagnetic drive for use with vibratory conveyors |
Kenneth M. Marshall, Arthur L. Dean, Harold E. Patterson |
1994-02-15 |
| D336091 |
Material transport bucket |
Robert J. Kovalak, Harold E. Patterson |
1993-06-01 |
| 5074404 |
Vibration isolator having adjustability feature |
William V. Gonda, David A. Brence |
1991-12-24 |