Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |