Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1044551 | Warning light beacon | Daniel T. McCann, Tracy L. Andrew, Stephen T. Vukosic, R. Michael Datz | 2024-10-01 |
| D760104 | Light bar | J. Douglas Richardson, Tracy L. Andrew, Stephen T. Vukosic, R. Michael Datz, Corey Weterrings | 2016-06-28 |
| D716481 | Railroaders lantern | Tracy L. Andrew, Stephen T. Vukosic, R. Michael Datz | 2014-10-28 |
| D663227 | Light bar | Tracy L. Andrew, J. Douglas Richardson, Stephen T. Vukosic | 2012-07-10 |
| D632199 | Light bar | Steven W. Neufeglise, Stephen T. Vukosic, Robert J. Gross, J. Douglas Richardson, Michael F. Mastin +2 more | 2011-02-08 |
| D568511 | Railroaders lantern | R. Michael Datz, Robert J. Gross, Stephen T. Vukosic | 2008-05-06 |
| D479890 | Railroaders lantern | — | 2003-09-23 |