Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9120387 | Energy management system for heavy equipment | Michael G. Onsager, Joseph Helfrich, Wayne George Chmiel, Peter J. Miller | 2015-09-01 |
| 8718845 | Energy management system for heavy equipment | Michael G. Onsager, Joseph Helfrich, Wayne George Chmiel, Peter J. Miller | 2014-05-06 |
| 8626403 | Energy management and storage system | Michael G. Onsager, Joseph Helfrich, Wayne George Chmiel, Robert Weber, Peter J. Miller | 2014-01-07 |