Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7753318 | System and method for temporary protection operation of a controller box for a railroad switch turnout | Don Wagner | 2010-07-13 |
| 6592082 | Wire chase rung | Bradley S. Smith | 2003-07-15 |