Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751740 | Materials handling vehicle estimating a speed of a movable assembly from a lift motor speed | Karl L. Dammeyer, Eric D. Holbrook, Marc A. McClain, Lucas B. Waltz | 2017-09-05 |
| 9394151 | Materials handling vehicle monitoring a pressure of hydraulic fluid within a hydraulic structure | Karl L. Dammeyer, Eric D. Holbrook, Marc A. McClain, Lucas B. Waltz | 2016-07-19 |
| 9309902 | Warm up cycle for a materials handling vehicle | Karl L. Dammeyer, Nicholas D. Thobe, David J. Obringer, Cole Steinbrunner, Marc A. McClain | 2016-04-12 |
| 9296598 | Materials handling vehicle measuring electric current flow into/out of a hydraulic system motor | Karl L. Dammeyer, Eric D. Holbrook, Marc A. McClain, Lucas B. Waltz | 2016-03-29 |
| 9290366 | Materials handling vehicle having a manifold located on a power unit for maintaining fluid pressure at an output port at a commanded pressure corresponding to an auxiliary device operating pressure | William C. Jones, Jr., Karl L. Dammeyer, Lucas B. Waltz | 2016-03-22 |
| 8935058 | Materials handling vehicle estimating a speed of a movable assembly from a lift motor speed | Karl L. Dammeyer, Eric D. Holbrook, Marc A. McClain, Lucas B. Waltz | 2015-01-13 |
| 8924103 | Materials handling vehicle estimating a speed of a movable assembly from a lift motor speed | Karl L. Dammeyer, Eric D. Holbrook, Marc A. McClain, Lucas B. Waltz | 2014-12-30 |