Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10017194 | Railcar uncoupling lever system and method of use | — | 2018-07-10 |
| 9789890 | Adjustable brake beam | — | 2017-10-17 |
| 9744977 | Method to inspect and correct railcar brake shoe alignment | — | 2017-08-29 |
| 8356721 | Spring retainer | — | 2013-01-22 |
| 7686177 | Uncoupling lever assembly | — | 2010-03-30 |
| 6397978 | Hand brake for a rail car | Robert G. Jackson | 2002-06-04 |
| 5927470 | Shuttle driven separator | Steve N. Petropoulos, Jerry Killikevc, Donley Townsend, Richard W. Martin | 1999-07-27 |
| 5735200 | Stamping press loader | Carl Tomei, Donley Townsend | 1998-04-07 |
| 5719378 | Self-calibrating temperature controller | Chris M. Jamison | 1998-02-17 |
| 5107927 | Orienting tool for slant/horizontal completions | Thomas G. Whiteley | 1992-04-28 |
| 4909917 | Electrolytic treatment apparatus | Robert H. Harrison, Roger S. Wilkins | 1990-03-20 |
| 4637260 | Can end tester | Edward C. Gilliam, Billy J. Lamie | 1987-01-20 |
| RE31203 | Apparatus for cleaning inside and outside surfaces of containers | — | 1983-04-12 |