Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D554668 | Vertically-adjustable rail-engaging wheels | — | 2007-11-06 |
| D534928 | Pivoting rail-engaging wheels | — | 2007-01-09 |
| 6615622 | Multi-purpose police baton | Gregory B. MacAleese, Chris Zuidema, Jim Roies, Jim Moore | 2003-09-09 |
| 6249995 | Linkage connector for excavator bucket | — | 2001-06-26 |
| 6034562 | Mixed signal processing system and method for powering same | Luis A. Bonet, Alan L. Westwick, Mauricio A. Zavaleta, James A. Tuvell, Michael D. Floyd | 2000-03-07 |
| 5740742 | Road/rail truck tractor | — | 1998-04-21 |
| 5066188 | Apparatus for loading and unloading open top railroad cars | — | 1991-11-19 |
| 4782326 | ADPCM transcoder data interface circuit having an encoded enable signal | — | 1988-11-01 |