Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1075195 | Mobile chassis portion of a pressure washer | Matthew P. Fritsch, Keith E. Muellenbach | 2025-05-13 |
| 11752527 | Pressure washer with container holder | Matt Fritsch, Keith E. Muellenbach | 2023-09-12 |
| D981665 | Pressure washer | Matthew P. Fritsch, Keith E. Muellenbach | 2023-03-21 |
| D583757 | Equipment stand | Wesley C. Sodemann, Billy Brandenburg, Christopher Ludlum | 2008-12-30 |
| 7314397 | Standby generator | Wesley C. Sodemann, Billy Brandenburg | 2008-01-01 |
| 7069915 | Pressure actuated fuel vent closure and fuel shutoff apparatus | Billy Brandenburg, Gary J. Gracyalny, John H. Thiermann | 2006-07-04 |
| 7015404 | Do-it-yourself system for portable generator | Wesley Sodemann, Kenny J. Stair, Billy Brandenburg | 2006-03-21 |
| D516507 | Generator | Billy Brandenburg | 2006-03-07 |
| 6571805 | Multi-container pressure washer and related product selecting valve | Herb Hoenisch, Wes Sodemann | 2003-06-03 |