Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11772289 | Hair guide and hair cutting assembly | Hendrik Klaas Paauw | 2023-10-03 |
| 11383689 | Brake monitoring system with temperature monitoring | David G. Engelbert, James L. Greene, Charles Yurkonis, Marcos J. DeLeon | 2022-07-12 |
| 11353104 | Carrier for a planetary gear train | Matthew E. Giannis, Steven M. Cross, Keith A. Kabrick, Kurt W. Riggenbach | 2022-06-07 |
| 11338786 | Spring brake actuator with diaphragm retainer | Robert L. Koelzer, Albert D. Fisher, Aaron C. Bradford, David C. Rhoads | 2022-05-24 |
| 11141871 | Hair guide for hair cutting apparatus | Hendrik Klaas Paauw, Luca Iaccarino | 2021-10-12 |
| 10889280 | Spring brake actuator with diaphragm retainer | Robert L. Koelzer, Albert D. Fisher, Aaron C. Bradford, David C. Rhoads | 2021-01-12 |
| 10391996 | Air dryer assembly with manifold system | Andrew W. Adams | 2019-08-27 |
| 9631378 | Hydraulically-driven concrete finishing trowel having hydraulic fluid cooling system and method | Scott Grahl | 2017-04-25 |
| 9375679 | Air dryer assembly with manifold system | Andrew W. Adams | 2016-06-28 |
| 9259681 | Air dryer | — | 2016-02-16 |
| 8852327 | Air dryer cartridge with integrated check valve | Andrew W. Adams, David Andrew Prater | 2014-10-07 |
| 8763734 | Drive through air compressor with cone clutch | Travis L. Fetter | 2014-07-01 |
| 7318709 | Pump valve assembly | Robert L. Koelzer | 2008-01-15 |
| 7249556 | Compressor with fortified piston channel | Robert L. Koelzer, Mark D. Schaake, Andrew W. Adams | 2007-07-31 |
| 7153105 | Compressor with swash plate housing inlet port | Robert L. Koelzer | 2006-12-26 |
| 6883416 | Swash plate containment assembly | Robert L. Koelzer | 2005-04-26 |
| 6439857 | Axial piston compressor | Robert L. Koelzer, Andrew W. Adams, Mark D. Schaake | 2002-08-27 |
| D334892 | Siding spacer tool | — | 1993-04-20 |