| 10575571 |
Flat-fold respirator with monocomponent filtration/stiffening monolayer |
Seyed A. Angadjivand, John M. Brandner, Marvin E. Jones, Andrew R. Fox, Michael R. Berrigan +1 more |
2020-03-03 |
| 9770058 |
Flat-fold respirator with monocomponent filtration/stiffening monolayer |
Seyed A. Angadjivand, John M. Brandner, Marvin E. Jones, Andrew R. Fox, Michael R. Berrigan +1 more |
2017-09-26 |
| 8580182 |
Process of making a molded respirator |
Seyed A. Angadjivand, Andrew R. Fox, John D. Stelter, Timothy J. Lindquist, John M. Brandner |
2013-11-12 |
| 8506871 |
Process of making a monocomponent non-woven web |
John M. Brandner, William J. Kopecky, Seyed A. Angadjivand, Timothy J. Lindquist |
2013-08-13 |
| 8372175 |
Pleated filter with bimodal monolayer monocomponent media |
Andrew R. Fox, John D. Stelter, Seyed A. Angadjivand, Timothy J. Lindquist, John M. Brandner |
2013-02-12 |
| 8029723 |
Method for making shaped filtration articles |
Seyed A. Angadjivand, Marvin E. Jones, John M. Brandner, Timothy J. Lindquist |
2011-10-04 |
| 7989371 |
Meltblown fiber web with staple fibers |
Seyed A. Angadjivand, John M. Brandner |
2011-08-02 |
| 7989372 |
Molded respirator comprising meltblown fiber web with staple fibers |
Seyed A. Angadjivand, John M. Brandner |
2011-08-02 |
| 7902096 |
Monocomponent monolayer meltblown web and meltblowing apparatus |
John M. Brandner, William J. Kopecky, Seyed A. Angadjivand, Timothy J. Lindquist |
2011-03-08 |
| 7858163 |
Molded monocomponent monolayer respirator with bimodal monolayer monocomponent media |
Seyed A. Angadjivand, Andrew R. Fox, John D. Stelter, Timothy J. Lindquist, John M. Brandner |
2010-12-28 |
| 7754041 |
Pleated filter with bimodal monolayer monocomponent media |
Andrew R. Fox, John D. Stelter, Seyed A. Angadjivand, Timothy J. Lindquist, John M. Brandner |
2010-07-13 |
| 6923182 |
Crush resistant filtering face mask |
Seyed A. Angadjivand, Thomas I. Insley |
2005-08-02 |
| 6827764 |
Molded filter element that contains thermally bonded staple fibers and electrically-charged microfibers |
Seyed A. Angadjivand |
2004-12-07 |
| 6234171 |
Molded respirator containing sorbent particles |
Leonard W. Barrett, Roberta C. Harper |
2001-05-22 |
| 6102039 |
Molded respirator containing sorbent particles |
Leonard W. Barrett, Roberta C. Harper |
2000-08-15 |
| 5617849 |
Respirator having thermochromic fit-indicating seal |
Leonard W. Barrett |
1997-04-08 |
