Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8245498 | Apparatus and method to control engine crankcase emissions | Z. Gerald Liu, Brian W. Schwandt | 2012-08-21 |
| 8191537 | Crankcase ventilation system with variable blower for increased efficiency | Jerald J. Moy, Scott P. Heckel, Christopher E. Holm, Anthony Barreteau | 2012-06-05 |
| 8114182 | Authorized filter servicing and replacement | Guillermo Alberto Smith, Chirag D. Parikh, Kwok-Lam Ng, Roger L. Zoch, Jim L. Alonzo +3 more | 2012-02-14 |
| 8096423 | Replaceable fuel filter element and fuel filter assembly | Loick Menez, Gerard Malgorn, Ismail C. Bagci, Kevin C. South, Jeffrey B. Sharp | 2012-01-17 |
| 8075655 | Rotative inertial impactor gas-oil separator for internal combustion engine | John R. Anderson, Brian W. Schwandt, Peter K. Herman | 2011-12-13 |
| 7959714 | Authorized filter servicing and replacement | Guillermo Alberto Smith, Chirag D. Parikh, Kwok-Lam Ng, Roger L. Zoch, Jim L. Alonzo +3 more | 2011-06-14 |
| RE42174 | Filter with efficiently sealed end | Larry T. Gunderson, Thomas A. Fosdal, Gregory J. Schoenmann | 2011-03-01 |
| 7882961 | Replaceable fuel filter element and fuel filter assembly | Loick Menez, Gerard Malgorn, Ismail C. Bagci, Kevin C. South, Jeffrey B. Sharp | 2011-02-08 |
| 7828869 | Space-effective filter element | Chirag D. Parikh, Kwok-Lam Ng, Roger L. Zoch, Jim L. Alonzo, Guillermo Alberto Smith +4 more | 2010-11-09 |
| RE41713 | Filter with efficiently sealed end | Larry T. Gunderson, Thomas A. Fosdal, Gregory J. Schoenmann | 2010-09-21 |
| 7377954 | Performance air filtration cartridge | Larry T. Gunderson, Christopher E. Holm, Zakir Ahmad Quabili, C. Raymond Cheng | 2008-05-27 |
| 7097694 | High performance, high efficiency filter | Tadeusz Jaroszczyk, Stephen L. Fallon, Byron A. Pardue, Jason E. Dorgan, Thomas P. Sonsalla +3 more | 2006-08-29 |
| 6958083 | Air cleaner with reduced restriction precleaner | Jeffrey A. Rech | 2005-10-25 |
| 6902598 | Filter with efficiently sealed end | Larry T. Gunderson, Thomas A. Fosdal, Gregory J. Schoenmann | 2005-06-07 |
| 6638332 | Filter with multi-purpose end cap | Jon S. Wake | 2003-10-28 |
| 6537339 | Moisture draining inside-out reverse flow air filter, mold and method | Kent J. Kallsen, Jon S. Wake | 2003-03-25 |