Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11261064 | Lift crane with moveable counterweight | David J. Pech | 2022-03-01 |
| 11208303 | Lift crane with improved movable counterweight | David J. Pech, Joel D. Zick, Bronson E. Foust, Charles E. Wernecke | 2021-12-28 |
| 10647555 | Lift crane with improved movable counterweight | David J. Pech, Joel D. Zick, Bronson E. Foust, Charles E. Wernecke | 2020-05-12 |
| 10457530 | Lift crane with moveable counterweight | David J. Pech | 2019-10-29 |
| 10280049 | System and method for connecting a crane suspension assembly to a support column | Timothy James Albinger, Derrick L. Geiser, Ryan M. Fickau, Ian Moore | 2019-05-07 |
| 10183848 | Height adjustment mechanism for an auxiliary member on a crane | Timothy James Albinger, Jonathan Michael Borlee, Derrick L. Geiser, Ingo Noeske, Brian N. Nysse +5 more | 2019-01-22 |
| 10179722 | Lift crane with improved movable counterweight | David J. Pech, Joel D. Zick, Bronson E. Foust, Charles E. Wernecke | 2019-01-15 |
| 10053340 | System and method for connecting a crane suspension assembly to a support column | Timothy James Albinger, Derrick L. Geiser, Ryan M. Fickau, Ian Moore | 2018-08-21 |
| 9278834 | Lift crane with moveable counterweight | David J. Pech | 2016-03-08 |
| 8684197 | Crane with boom raising assist structure | David J. Pech | 2014-04-01 |
| 6212971 | Vibration isolated shift lever | Donald O. Johannsen | 2001-04-10 |