Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8066567 | Joystick with control dampening and detent using electrorheologic cylinder | Eric R. Anderson | 2011-11-29 | $26,367,000 |
| 6213244 | Multi function control mechanism | William Damm Zopf, Douglas Brian Stickney | 2001-04-10 | $11,124,000 |
| 5251705 | Electrical trigger for quick drop valve | Donald McGovern | 1993-10-12 | $12,714,000 |
| 4938091 | Three function control mechanism | Michael Barr, Allan F. Loney | 1990-07-03 | $12,603,000 |
| 4535860 | Tandem drive mounting | — | 1985-08-20 | $4,189,000 |
| 4218936 | Lock mechanism for service brake | — | 1980-08-26 | $2,798,000 |