| 8460442 |
Fluted filter media |
Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Jim C. Rothman +4 more |
2013-06-11 |
| 8268053 |
Fluted filter media |
Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Jim C. Rothman +4 more |
2012-09-18 |
| 7329326 |
Method of making a fluted filter media for air filter |
Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Jim C. Rothman +4 more |
2008-02-12 |
| 6976448 |
Restriction indicator |
William J. Krisko, William E. Couillard, Robert W. Diver, Wayne A. Kaul, Larry R. Nepsund |
2005-12-20 |
| 6752924 |
Bowl-cartridge filter having interlock mechanism and methods |
Michael J. Gustafson, Eivind Stenersen |
2004-06-22 |
| 6604486 |
Restriction indicator |
William J. Krisko, William E. Couillard, Robert W. Diver, Wayne A. Kaul, Larry R. Nepsund |
2003-08-12 |
| D470216 |
Filter element |
Michael J. Gustafson, Eivind Stenersen, Brent A. Gulsvig |
2003-02-11 |
| 6213146 |
Valve assembly for preventing liquid ingestion and methods |
Daniel T. Risch, Gary R. Gillingham, Fred H. Wahlquist, Wayne M. Wagner, Joseph C. Tokar +1 more |
2001-04-10 |
| 6209559 |
Valve assembly for preventing liquid ingestion and methods |
Daniel T. Risch, Gary R. Gillingham, Fred H. Wahlquist, Wayne M. Wagner, Joseph C. Tokar +1 more |
2001-04-03 |
| D425189 |
Combined filter element and frame therefor |
Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch |
2000-05-16 |
| 6048386 |
Integrated resonator and filter apparatus |
Gary R. Gillingham, Daniel T. Risch, Joseph C. Tokar, Wayne M. Wagner, Edward A. Steinbrueck |
2000-04-11 |
| 6009898 |
Valve assembly for preventing liquid ingestion and methods |
Daniel T. Risch, Gary R. Gillingham, Fred H. Wahlquist, Wayne M. Wagner, Joseph C. Tokar +1 more |
2000-01-04 |
| 5895574 |
Rolled liquid filter using fluted media |
Francis A. Friedmann, Gary R. Gillingham, Daniel T. Risch, Wayne M. Wagner, Fred H. Wahlquist |
1999-04-20 |
| D398046 |
Combined filter element and frame therefor |
Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch |
1998-09-08 |
| 5792247 |
Integrated resonator and filter apparatus |
Gary R. Gillingham, Daniel T. Risch, Joseph C. Tokar, Wayne M. Wagner, Edward A. Steinbrueck |
1998-08-11 |
| 5772883 |
Slanted inline filter |
Jim C. Rothman, Gary R. Gillingham, Wayne M. Wagner, Joseph C. Tokar, Daniel T. Risch +1 more |
1998-06-30 |
| 4504293 |
Self-cleaning air filter |
Gary R. Gillingham, Fred H. Wahlquist |
1985-03-12 |
| 4406651 |
Multi-phase self purging centrifuge |
Denis J. Dudrey, John T. Herman |
1983-09-27 |
| 4266953 |
Mechanism for removing dust particles from an engine air cleaner |
Donald W. Schoen, Carl Anderson |
1981-05-12 |