Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11992792 | Coalescing filter element and filter assembly therefore | Chris Bortnik, Scott F. Surdick, Michael Schmitt, Andreas Schunk | 2024-05-28 |
| 11697090 | Sorbent devices | Michael Greenbank, Robert H. Vaughn, Robert Gebhard, Walter G. Tramposch, David T. Doughty +3 more | 2023-07-11 |
| 10786770 | Coalescing filter element and filter assembly therefore | Chris Bortnik, Scott F. Surdick, Michael Schmitt, Andreas Schunk | 2020-09-29 |
| 9782693 | Method of dewatering hydraulic, lubricating and petroleum based fluids using a positive pressure drying gas in a gravity operated, mobile, dewatering system | Martin Bauer, Andreas Schunk, John Kazimierz Duchowski | 2017-10-10 |
| 9718011 | Coalescing filter element and filter assembly therefore | Chris Bortnik, Scott F. Surdick, Michael Schmitt, Andreas Schunk | 2017-08-01 |
| 8636903 | Hydraulic filter with one-piece input end cap | Alexander D. Kiderman, Michael Schmitt, Justin Dow | 2014-01-28 |
| 8491785 | Positive pressure, conditioned drying gas, gravity operated, mobile, dewatering system for hydraulic, lubricating and petroleum based fluids | Martin Bauer, Andreas Schunk, John Kazimierz Duchowski | 2013-07-23 |
| 8349173 | Replacable filter element with shielded bottom bypass valve | Augustus O. Schroeder, Robert Murad | 2013-01-08 |
| D669924 | Transmission flushing assembly | Eric M. Lombardo, Robert E. Stupak, James Dennis Funk, Christopher B. Bortnik, Benjamin Chan | 2012-10-30 |
| D658740 | Inner sealing member of coupling bushing for replaceable filter | Joseph Francis Ickes | 2012-05-01 |
| 8066871 | Filtration system incorporating modular one-piece end caps | Alexander D. Kiderman, Michael Schmitt, Justin Dow | 2011-11-29 |
| D634398 | Coupling bushing for a replaceable filter | Joseph Francis Ickes | 2011-03-15 |
| 7604738 | Connecting end cap for a filter | Alexander D. Kiderman, Michael Schmitt, Justin Dow | 2009-10-20 |
| D600775 | High flow filter assembly | Michael Schmitt, Alan R Bost | 2009-09-22 |
| D577414 | Filter assembly | — | 2008-09-23 |
| 7384547 | Replaceable filter element with integral annular trap | Russell Olmsted, Stevan Karanovich, Steve Smith, Christopher B. Bortnik | 2008-06-10 |
| 7252759 | In-tank return line filter element and hydraulic reservoir with same | Augustus O. Schroeder, Norbert Sann, Michael Sakraschinsky, Christopher B. Bortnik, Joseph Francis Ickes | 2007-08-07 |
| 6979397 | Dynamic particle removing flushing system | Alexander D. Kiderman | 2005-12-27 |
| 6637457 | Rotomolded hydraulic reservoir with inserted baffle | Alfred L. Baum | 2003-10-28 |
| 6619310 | Rotomolded hydraulic reservoir with integral baffle | Alfred L. Baum | 2003-09-16 |
| 6619317 | Rotomolded hydraulic reservoir with integral filter bowl | Alfred L. Baum | 2003-09-16 |
| 6508271 | Rotomolded hydraulic reservoir with integral extended length return line | Alfred L. Baum | 2003-01-21 |