| D776257 |
Personal respiratory protection device |
Dean M. Remer |
2017-01-10 |
| D697199 |
Respiratory mask |
Seyed A. Angadjivand, Debra R. Dawson, Nhat Ha T. Nguyen |
2014-01-07 |
| D695886 |
Respiratory mask |
Debra R. Dawson, Seyed A. Angadjivand, Nhat Ha T. Nguyen |
2013-12-17 |
| 8375951 |
Buckle and respirator using such buckle, having a deformable cinch bar, and method |
Michael K. Domroese, Dwayne D. Daugaard, Daniel J. Stepan, Lance E. Behymer |
2013-02-19 |
| 8342180 |
Filtering face-piece respirator that has expandable mask body |
Philip G. Martin, Daniel J. Stepan, Audra A. Wilson, Christopher P. Henderson, Thomas G. Skulley +4 more |
2013-01-01 |
| 8171933 |
Respirator having preloaded nose clip |
Thomas J. Xue |
2012-05-08 |
| 8118026 |
Filtering face-piece respirator support structure that has living hinges |
Thomas G. Skulley, Erik J. Johnson, Lance E. Behymer, Dwayne D. Daugaard, Daniel J. Stepan +1 more |
2012-02-21 |
| 8066006 |
Filtering face-piece respirator having nose clip molded into the mask body |
Dwayne D. Daugaard, Daniel J. Stepan, Michael K. Domroese, Lance E. Behymer |
2011-11-29 |
| D646380 |
Grey respiratory mask having black lines of demarcation |
Dean M. Remer |
2011-10-04 |
