| 12053734 |
Filter element, dust collector, and methods |
Thomas D. Raether, Brian Zauner |
2024-08-06 |
| 11318408 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2022-05-03 |
| 10946322 |
Filter element, dust collector, and methods |
Thomas D. Raether, Brian Zauner |
2021-03-16 |
| 10589209 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2020-03-17 |
| 10137396 |
Filter element, dust collector, and methods |
Thomas D. Raether, Brian Zauner |
2018-11-27 |
| 10010825 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2018-07-03 |
| 9283503 |
Filter element, dust collector, and methods |
Thomas D. Raether, Brian Zauner |
2016-03-15 |
| 9217399 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2015-12-22 |
| RE45588 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2015-06-30 |
| 8808417 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2014-08-19 |
| 8460442 |
Fluted filter media |
Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Fred H. Wahlquist +4 more |
2013-06-11 |
| 8382875 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary Ray Gilingham, Richard Lawrence Suydam |
2013-02-26 |
| 8268053 |
Fluted filter media |
Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Fred H. Wahlquist +4 more |
2012-09-18 |
| 8147582 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2012-04-03 |
| 7972405 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2011-07-05 |
| 7967898 |
Z-filter media with reverse-flow cleaning systems and methods |
Timothy D. Sporre, Michael Handley, Thomas D. Raether |
2011-06-28 |
| 7682416 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2010-03-23 |
| 7351270 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2008-04-01 |
| 7338544 |
Z-filter media with reverse-flow cleaning systems and methods |
Timothy D. Sporre, Michael Handley, Thomas D. Raether |
2008-03-04 |
| 7329326 |
Method of making a fluted filter media for air filter |
Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Fred H. Wahlquist +4 more |
2008-02-12 |
| 7323029 |
Air cleaner arrangements; serviceable filter elements; and, methods |
Randall Allen Engelland, Thomas R. Olson, Gary R. Gillingham, Richard Lawrence Suydam |
2008-01-29 |
| 7282075 |
Z-filter media with reverse-flow cleaning systems and methods |
Timothy D. Sporre, Michael Handley, Thomas D. Raether |
2007-10-16 |
| D428128 |
Conical filter |
Gary R. Gillingham, Wayne M. Wagner, Joseph C. Tokar, Daniel T. Risch, Steven A. Carter |
2000-07-11 |
| 5902364 |
Conical filter |
Joseph C. Tokar, Gary R. Gillingham, Wayne M. Wagner, Daniel T. Risch, Fred H. Wahlquist +2 more |
1999-05-11 |
| D399944 |
Conical filter |
Gary R. Gillingham, Wayne M. Wagner, Joseph C. Tokar, Daniel T. Risch, Steven A. Carter |
1998-10-20 |