| 12128259 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, David M. Blomberg, Michael J. Cowell +6 more |
2024-10-29 |
$61,514,000 |
| 11992078 |
Headwear suspension attachment element |
David M. Castiglione, Michael J. Cowell, William A. Mittelstadt, Jill E. Gulliver, Ian Kelsall +3 more |
2024-05-28 |
$58,746,000 |
| 11510804 |
Muscle or joint support article with a strap |
Diane L. Emslander, Dominic J. Julian |
2022-11-29 |
$62,629,000 |
| 11052268 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, David M. Blomberg, Michael J. Cowell +6 more |
2021-07-06 |
$56,153,000 |
| 10391338 |
Sleeve-fit respirator cartridge |
David M. Blomberg, Michael J. Cowell, William A. Mittelstadt, Carl W. Raines, III |
2019-08-27 |
$48,048,000 |
| 9950202 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, David M. Blomberg, Michael J. Cowell +3 more |
2018-04-24 |
$37,716,000 |
| D811610 |
Support patch |
Diane L. Emslander, Dominic J. Julian |
2018-02-27 |
|
| 9517367 |
Respiratory mask having a clean air inlet chamber |
Gary E. Dwyer, William A. Mittelstadt, Carl W. Raines, III, David M. Blomberg, Michael J. Cowell |
2016-12-13 |
$35,407,000 |
| 9510626 |
Sleeve-fit respirator cartridge |
David M. Blomberg, Michael J. Cowell, William A. Mittelstadt, Carl W. Raines, III |
2016-12-06 |
$36,817,000 |
| 9149669 |
Respiratory protection device harness assembly |
Michael J. Cowell, William A. Mittelstadt, Carl W. Raines, III, Thomas G. Skulley, Fredrik Ericsson +3 more |
2015-10-06 |
$31,748,000 |
| D729380 |
Powered air purifying respirator blower |
John M. Pilgrim |
2015-05-12 |
|
| D710304 |
Battery pack for powered air purifying respirator (PAPR) |
David M. Blomberg |
2014-08-05 |
|
| D703806 |
Respirator belt having bumper cushion |
Jia Hu, Sean R. Kilmer, Thomas G. Skulley, James M. Ulwelling |
2014-04-29 |
|
| D696629 |
Large battery pack for powered air purifying respirator (PAPR) |
David M. Blomberg |
2013-12-31 |
|
| D690415 |
Respirator support structure |
William A. Mittelstadt |
2013-09-24 |
|
| D690414 |
Powered air purifying respirator (PAPR) having control panel |
David M. Blomberg, Sean R. Kilmer, James E. Steffen |
2013-09-24 |
|
| D690413 |
Filter cover for powered air purifying respirator |
Gary E. Dwyer, John M. Pilgrim, James E. Steffen |
2013-09-24 |
|
| D684536 |
Small battery pack for powered air purifying respirator |
David M. Blomberg |
2013-06-18 |
|
| D683845 |
Respirator belt |
Jia Hu, Sean R. Kilmer, Thomas G. Skulley, James M. Ulwelling |
2013-06-04 |
|
| D683013 |
Respirator belt having flexible air channels |
Kenneth J. Krepel, Jia Hu, Sean R. Kilmer, James M. Ulwelling |
2013-05-21 |
|
| D683014 |
Powered air purifying respirator (PAPR) blower having attachment bosses |
Jia Hu, Kenneth J. Krepel, John M. Pilgrim |
2013-05-21 |
|
| D682418 |
Respirator belt having attachment slot |
Kenneth J. Krepel, Jia Hu |
2013-05-14 |
|
| D681190 |
Filter cover for powered air purifying respirator |
Gary E. Dwyer, James E. Steffen, John M. Pilgrim |
2013-04-30 |
|
| D680641 |
Filter cover for powered air purifying respirator |
Gary E. Dwyer, James E. Steffen, John M. Pilgrim |
2013-04-23 |
|
| D679801 |
Powered air purifying respirator blower |
John M. Pilgrim |
2013-04-09 |
|
