Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9950908 | System and method for determining a load in a material handling system | Kurtis L. Verheyen | 2018-04-24 |
| 8686670 | Method and apparatus for calibrating and testing brake holding torque | Kurtis L. Verheyen | 2014-04-01 |
| 8669724 | Method and apparatus for load dependent speed control of a motor | Kurtis L. Verheyen | 2014-03-11 |
| 8401814 | Hoist system with an electronic programmable limit switch | — | 2013-03-19 |
| 7841583 | System and method for detecting a discontinuity in a mechanical drive train | — | 2010-11-30 |
| 7190146 | Control system and method for an overhead bridge crane | — | 2007-03-13 |
| 6956339 | Multiple hoist synchronization apparatus and method | Eric L. Schlevensky | 2005-10-18 |
| 6653804 | Method and apparatus for controlling a bucket hoist using a flux vector AC drive | — | 2003-11-25 |
| 6598859 | Multiple hoist synchronization apparatus and method | Eric L. Schlevensky | 2003-07-29 |