Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12053733 | Pleated air filter with reinforcing filaments comprising locally-thinned bending zones | Glen O. Gregerson, Dennis M. Glass, Brenda K. Balderas | 2024-08-06 |
| D998126 | Air filter | Glen O. Gregerson | 2023-09-05 |
| 11697088 | Channel-framed, pleated air filter with bridging filaments | Glen O. Gregerson | 2023-07-11 |
| D972698 | Air filter | Glen O. Gregerson | 2022-12-13 |
| 11305224 | Air filter media with post-pleat-deposited sorbent particles | Andrew R. Fox, Himanshu Jasuja, Mikhail A. Belkin, Bryan L. Gerhardt, Glen O. Gregerson +2 more | 2022-04-19 |
| 11253807 | Channel-framed, pleated air filter with bridging filaments | Glen O. Gregerson | 2022-02-22 |
| 11179665 | Nestable framed pleated air filter and method of making | Andrew R. Fox, John J. Rogers, Stephen M. Sanocki, Kannan Seshadri | 2021-11-23 |
| 10921020 | Air filter comprising frame with bowed inner edge | Glen O. Gregerson, Kimberly W. Menzenski, David W. Ziemann | 2021-02-16 |
| D875909 | Air filter | Glen O. Gregerson | 2020-02-18 |
| 10328378 | Nestable framed pleated air filter and method of making | Andrew R. Fox, John J. Rogers, Stephen M. Sanocki, Kannan Seshadri | 2019-06-25 |
| D831182 | Air filter | Glen O. Gregerson | 2018-10-16 |
| 9808753 | System and method for making pleated filter media | Joel R. Slamkowski, Nader J. Barjesteh | 2017-11-07 |
| 9539532 | Air filter with sorbent particles | Andrew R. Fox | 2017-01-10 |
| 9278301 | Nestable framed pleated air filter and method of making | Andrew R. Fox, John J. Rogers, Stephen M. Sanocki, Kannan Seshadri | 2016-03-08 |
| 9174159 | Framed pleated air filter with upstream bridging filaments | Stephen M. Sanocki, Andrew R. Fox, John J. Rogers, Kannan Seshadri | 2015-11-03 |
| D705411 | Air filter | Christopher K. Enstrom, Dennis M. Glass, Stephen M. Sanocki | 2014-05-20 |
| 8702829 | Framed air filter with offset slot, and method of making | Dennis M. Glass, Stephen M. Sanocki | 2014-04-22 |
| 8685129 | Framed air filter and method of making | — | 2014-04-01 |
| 8240484 | High loft spunbonded web | Andrew R. Fox, John D. Stelter, Michael R. Berrigan | 2012-08-14 |
| 8162153 | High loft spunbonded web | Andrew R. Fox, John D. Stelter, Michael R. Berrigan | 2012-04-24 |
| 8137423 | Method of making abrasive article | Jean Le Normand, Gerhard Lohmeier | 2012-03-20 |
| 7220172 | Detail sanding block | Jon A. Kirschhoffer, Eric R. Cybulski, Ryan Patrick Simmers, Bernard A. Gonzalez, Ian R. Owen +1 more | 2007-05-22 |
| 7169029 | Resilient structured sanding article | John G. Petersen, Chris A. Minick, James F. Pitzen | 2007-01-30 |
| D527974 | Millwork sanding sponge | John G. Petersen, Michael W. Vamer | 2006-09-12 |
| D525507 | Detail sanding block | Jon A. Kirschhoffer, Eric R. Cybulski, Ryan Patrick Simmers, Bernard A. Gonzalez, Ian R. Owen +1 more | 2006-07-25 |