Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9120387 | Energy management system for heavy equipment | Michael G. Onsager, Joseph Helfrich, Dave L. Perugini, Peter J. Miller | 2015-09-01 |
| 8718845 | Energy management system for heavy equipment | Michael G. Onsager, Joseph Helfrich, Dave L. Perugini, Peter J. Miller | 2014-05-06 |
| 8626403 | Energy management and storage system | Michael G. Onsager, Joseph Helfrich, Dave L. Perugini, Robert Weber, Peter J. Miller | 2014-01-07 |
| 8437920 | Dual monitor information display system and method for an excavator | Lane Colin Hobenshield | 2013-05-07 |
| D645046 | Joystick with indents | Lane Colin Hobenshield, Steven M. Casey | 2011-09-13 |
| 6129297 | Cone crusher with wear indicator | Ulhas S. Sawant | 2000-10-10 |