Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12233001 | Enclosure ventilation filter | Lloyd G. Keleny, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder, Andrew J. Dallas | 2025-02-25 |
| 11925573 | Enclosure ventilation filter and assembly method | Lloyd G. Keleny, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder, Andrew J. Dallas | 2024-03-12 |
| 11534324 | Enclosure ventilation filter and assembly method | Lloyd G. Keleny, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder, Andrew J. Dallas | 2022-12-27 |
| 10646370 | Enclosure ventilation filter and assembly method | Lloyd G. Keleny, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder, Andrew J. Dallas | 2020-05-12 |
| 10434454 | Filter cartridge | Thomas Lundgren, Paul Peterson, Daniel E. Adamek, Wade Mosset, Robert Wood +1 more | 2019-10-08 |
| 10058807 | Web comprising fine fiber and reactive, adsorptive or absorptive particulate | Andrew J. Dallas, William Lefei Ding, Jon D. Joriman, Dustin Zastera, James R. Giertz +1 more | 2018-08-28 |
| 9610523 | Web comprising fine fiber and reactive, adsorptive or absorptive particulate | Andrew J. Dallas, William Lefei Ding, Jon D. Joriman, Dustin Zastera, James R. Giertz +1 more | 2017-04-04 |
| 9504949 | Air/oil separator assemblies; components; and methods | Thomas Lundgren, Paul Peterson, Daniel E. Adamek, Wade Mosset, Robert Wood | 2016-11-29 |
| 9359924 | Engine crankcase ventilation filter assembly; components; feature; and methods | Manpreet Phull, Thomas Lundgren, Daniel E. Adamek | 2016-06-07 |
| 8979811 | Enclosure ventilation filter and assembly method | Lloyd G. Keleny, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder, Andrew J. Dallas | 2015-03-17 |
| 8753438 | Web comprising fine fiber and reactive, adsorptive or absorptive particulate | Andrew J. Dallas, William Lefei Ding, Jon D. Joriman, Dustin Zastera, James R. Giertz +1 more | 2014-06-17 |
| 8556089 | Super absorbent containing web that can act as a filter, absorbent, reactive layer or fuel fuse | James Doyle, Derek O. Jones, Brian David Babcock, Michael J. Hebert, Philip Edward Johnson +1 more | 2013-10-15 |
| 8343264 | Web comprising fine fiber and reactive, adsorptive or absorptive particulate | Andrew J. Dallas, Lefei Ding, Jon D. Joriman, Dustin Zastera, James R. Giertz +1 more | 2013-01-01 |
| 8334121 | Method of converting cellulosic biomass to alcohol using web comprising fine fiber and bioactive particulate | Melvin S. Schindler, Mark A. Gogins | 2012-12-18 |
| 8263214 | Super absorbent containing web that can act as a filter, absorbent, reactive layer or fuel fuse | James Doyle, Derek O. Jones, Brian David Babcock, Mike Hebert, Philip Edward Johnson +1 more | 2012-09-11 |
| 8247069 | Polymer blend, polymer solution composition and fibers spun from the polymer blend and filtration applications thereof | — | 2012-08-21 |
| 8246730 | Web comprising fine fiber and reactive, adsorptive or absorptive particulate | Andrew J. Dallas, William Lefei Ding, Jon D. Joriman, Dustin Zastera, James R. Giertz +1 more | 2012-08-21 |
| 8211218 | Web comprising fine fiber and reactive, adsorptive or absorptive particulate | Andrew J. Dallas, William Lefei Ding, Jon D. Joriman, Dustin Zastera, James R. Giertz +1 more | 2012-07-03 |
| 8177876 | Reduced solidity web comprising fiber and fiber spacer or separation means | Douglas G. Crofoot, Timothy H. Grafe, Kristine M. Graham | 2012-05-15 |
| 8141716 | Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber and filter materials made of the alloy | Ismael Ferrer, Richard S. Cardinal | 2012-03-27 |
| 8048210 | Web comprising fine fiber and reactive, adsorptive or absorptive particulate | Andrew J. Dallas, Lefei Ding, Jon D. Joriman, Dustin Zastera, James R. Giertz +1 more | 2011-11-01 |
| 7988860 | Superabsorbent-containing web that can act as a filter, absorbent, reactive layer or fuel fuse | James Doyle, Derek O. Jones, Brian David Babcock, Mike Hebert, Philip Edward Johnson +1 more | 2011-08-02 |
| 7981509 | Polymer blend, polymer solution composition and fibers spun from the polymer blend and filtration applications thereof | — | 2011-07-19 |
| 7918913 | Reduced solidity web comprising fiber and fiber spacer or separation means | Douglas G. Crofoot, Timothy H. Grafe, Kristine M. Graham | 2011-04-05 |
| 7910003 | Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber and filter materials made of the alloy | Ismael Ferrer, Richard S. Cardinal | 2011-03-22 |