| D676527 |
Unidirectional valve |
Thomas J. Xue, Michael K. Domroese, Philip G. Martin, David M. Blomberg |
2013-02-19 |
| 8365771 |
Unidirectional valves and filtering face masks comprising unidirectional valves |
Thomas J. Xue, Michael K. Domroese, Philip G. Martin |
2013-02-05 |
| D660415 |
Respirator head harness |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2012-05-22 |
| D659820 |
Tabs on a personal respiratory protection mask |
Scott A. Spoo, Dean R. Duffy |
2012-05-15 |
| D652507 |
Respirator mask body |
William A. Mittelstadt, Joan K. Henry, David M. Castiglione |
2012-01-17 |
| D638929 |
Respirator head harness |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2011-05-31 |
| D630726 |
Exhale valve cover |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2011-01-11 |
| D610430 |
Stem for a power tool attachment |
Peter J. Fritz, Matthew D. Chaffee, Michael J. Annen, Peter A. Felipe, Sr., Adam M. Spah +1 more |
2010-02-23 |
| D606827 |
Small, portable power tool |
Peter J. Fritz, Michael J. Annen, Peter A. Felipe, Sr., Adam M. Spah, Matthew D. Chaffee +3 more |
2009-12-29 |
| D604853 |
Respirator head cradle |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2009-11-24 |
| D603668 |
Dual chamber mixing gun |
Scott D. Gullicks, Jeffrey R. Janssen, Mark F. Schulz, Ryan Patrick Simmers |
2009-11-10 |
| D583947 |
Respirator head cradle |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2008-12-30 |
| D581978 |
Writing instrument with sheet dispenser |
David C. Windorski, Matthew D. Chaffee |
2008-12-02 |
| D578208 |
Frame for a full face respirator mask |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2008-10-07 |
| D578262 |
Cleaning tool |
Byron E. Trotter, Scott D. Gullicks, Shaelyn D. Benson, Daniel D. Anderson, Aaron J. Cherveny |
2008-10-07 |
| D574486 |
Full face respirator |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2008-08-05 |
| D569502 |
Exhale valve cover |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2008-05-20 |
| D569503 |
Exhale valve cover |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2008-05-20 |
| D567366 |
Full face respirator lens outlet ports |
James R. Betz, Sean M. Burke, Michael Lynch, Matthew D. Reier, Andrew S. Viner |
2008-04-22 |
