Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9506310 | Flow block | Hans Paul Hopper | 2016-11-29 |
| 9174488 | Pivoting axle system | Dave Berry, Justin Dean | 2015-11-03 |
| 8622170 | Lift vehicle with multiple capacity envelope control system and method | James L. Smith | 2014-01-07 |
| 8613323 | Wellhead assembly | Keith Garbett, Hans Paul Hopper | 2013-12-24 |
| 8056674 | Boom lift vehicle and method of controlling lifting functions | James L. Smith | 2011-11-15 |
| 7246684 | Boom lift vehicle and method of controlling boom angles | — | 2007-07-24 |
| 6827176 | Vehicle with offset extendible axles and independent four-wheel steering control | Michael J. Blumberg, Richard James Livdahl, Lex A. Mellott | 2004-12-07 |
| 6488161 | Boom mechanism | — | 2002-12-03 |
| 6390312 | Lift structures and lifting arrangement therefor | — | 2002-05-21 |