Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623471 | Furnace heat exchanger attachment | Paul M. Haydock, Stephen L. Pulley, James J. Mitchum, Stephen R. Carlisle | 2017-04-18 |
| 9499177 | System and method of modifying the friction of railroad tracks | Thomas L. Jennings, Donald E. Norris | 2016-11-22 |
| 7708052 | Coil support | Derek Leman, Christopher J. Ingermann, Loren D. Hoffman, Frank J. David, Larry D. Burns +2 more | 2010-05-04 |
| D507845 | Headlight cover | Adrian Elica | 2005-07-26 |
| 5964370 | Condensate pan with minimal residual condensate | Raymond A. Rust, Jr., Timothy J. Perry, Mark D. Singer, Randall D. Allen, Richard D. Watkins | 1999-10-12 |
| 5715697 | Condensate pan with minimal residual condensate | Raymond A. Rust, Jr., Timothy J. Perry, Mark D. Singer, Randall D. Allen, Richard D. Watkins | 1998-02-10 |
| 4489809 | Railroad track deflection activated grease pump | — | 1984-12-25 |