Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7955001 | Tapered roller bearing with improved cage | Michael A. Mason | 2011-06-07 |
| 7744009 | Rail anchor isolator | James Russell Henderson, Edwin James Bosshammer, III | 2010-06-29 |
| 7744010 | Rail anchor isolator for railroad tie | — | 2010-06-29 |
| 7660425 | Acoustic echo cancellation | Malcolm John Hawksford | 2010-02-09 |
| 7534047 | Journal bearing backing ring | — | 2009-05-19 |
| 6129190 | One-way overrunning clutch | William J. Hatcher, Brian D. Klecker, Danny R. Sink | 2000-10-10 |
| 5964331 | One-way overrunning clutch | William J. Hatcher, Brian D. Klecker, Danny R. Sink | 1999-10-12 |