Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8506669 | Pleated filter with monolayer monocomponent meltspun media | Andrew R. Fox, John D. Stelter, Seyed A. Angadjivand, William T. Fay, Michael R. Berrigan | 2013-08-13 |
| 8419817 | Self-supporting pleated filter media | Dean R. Duffy, Donald E. Young, Lowell E. Christensen | 2013-04-16 |
| 8231700 | Pleated filter with tridirectional scrim | — | 2012-07-31 |
| 8142538 | Pleated aligned web filter | Rahul Shah, John M. Brandner, Tien T. Wu | 2012-03-27 |
| 7947142 | Pleated filter with monolayer monocomponent meltspun media | Andrew R. Fox, John D. Stelter, Seyed A. Angadjivand, William T. Fay, Michael R. Berrigan | 2011-05-24 |
| 7901614 | Methods and apparatus for meltblowing of polymeric material utilizing fluid flow from an auxiliary manifold | James C. Breister, Andrew W. Chen, William P. Klinzing, Patrick J. Sager, Matthew S. Linabery | 2011-03-08 |
| 7896940 | Self-supporting pleated filter media | Dean R. Duffy, Donald E. Young, Lowell E. Christensen | 2011-03-01 |
| 7698116 | Manifolds for delivering fluids having a desired mass flow profile and methods for designing the same | James C. Breister, Andrew W. Chen, William P. Klinzing, Patrick J. Sager, Matthew S. Linabery | 2010-04-13 |
| 7622063 | Pleated aligned web filter | Rahul Shah, John M. Brandner, Tien T. Wu | 2009-11-24 |
| 7503953 | Self-supporting pleated filter | James F. Pitzen | 2009-03-17 |
| 7410518 | Filter removal devices | — | 2008-08-12 |
| 7393272 | Air filter assembly | — | 2008-07-01 |
| 7235115 | Method of forming self-supporting pleated filter media | Dean R. Duffy, Donald E. Young, Lowell E. Christensen | 2007-06-26 |
| 7217333 | Method of making self-supporting pleated filter | James F. Pitzen | 2007-05-15 |
| 6858297 | Aligned fiber web | Rahul Shah, Tien T. Wu, John M. Brandner | 2005-02-22 |
| 6709480 | Self-supporting pleated filter | James F. Pitzen | 2004-03-23 |
| 6521011 | Self-supporting pleated filter and method of making same | James F. Pitzen | 2003-02-18 |
| D449100 | HVAC filter | James F. Pitzen | 2001-10-09 |
| 5840407 | Optical film to simulate beveled glass | John A. Futhey | 1998-11-24 |
| 5749994 | Laminate for precise application of graphics to a substrate | — | 1998-05-12 |
| 5665446 | Laminate for precise application of graphics to a substrate | — | 1997-09-09 |
| 5631057 | Simulated beveled glass applique | — | 1997-05-20 |
| 5350620 | Filtration media comprising non-charged meltblown fibers and electrically charged staple fibers | Albert H. Fox | 1994-09-27 |
| 4430851 | Twisted ceramic fiber sewing thread | — | 1984-02-14 |