Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10753650 | Device and method for automatically dry cleaning reflective panels | Houston Simonette | 2020-08-25 |
| 10727783 | Heliostat cleaning tool and method | Houston Simonette | 2020-07-28 |
| 10550591 | Method for cleaning surfaces | Michael R. Lange | 2020-02-04 |
| 10190803 | System and method for cleaning surfaces | Houston Simonette | 2019-01-29 |
| 9689170 | Method for cleaning surfaces | Michael R. Lange | 2017-06-27 |
| 8790468 | Stabilized vertical surface cleaning | — | 2014-07-29 |
| 8434504 | Apparatus and method for cleaning surfaces | Michael R. Lange | 2013-05-07 |
| 7972446 | Automated cleaning system for structures | Michael R. Lange | 2011-07-05 |
| 7665173 | Automated cleaning system for structures | Michael R. Lange | 2010-02-23 |
| 7556447 | Metered twist paint stick | Daniel J. Bruggeman, Stephen C. Kohs, Dion M. McDevitt | 2009-07-07 |
| 5755251 | Full flow pressure trap unloader valve | — | 1998-05-26 |
| 5700137 | Low profile positive displacement pump system | — | 1997-12-23 |
| D382276 | Pump base | Thomas E. Kramer | 1997-08-12 |
| 5641119 | Thermal relief valve | — | 1997-06-24 |
| D380034 | Flow nozzle | — | 1997-06-17 |
| 5584672 | Low profile positive displacement pump system | — | 1996-12-17 |
| D375344 | Flow nozzle | — | 1996-11-05 |
| 5556264 | Low profile positive displacement pump system | — | 1996-09-17 |
| 5538188 | Flow nozzle | — | 1996-07-23 |
| 5421520 | Portable pressure washer | Jon Bruggeman | 1995-06-06 |
| 5035580 | Bypass mode control for high pressure washing system | — | 1991-07-30 |
| 4997302 | Fountain applicator | — | 1991-03-05 |
| 4882978 | Bellows pneumatic system | Jon Bruggeman | 1989-11-28 |
| 4824340 | Bellows pneumatic system | Jon Bruggeman | 1989-04-25 |
| 4822194 | Applicator head | — | 1989-04-18 |