| 12173153 |
Dual-molded polyamide-silicone composite article and methods of making |
Ramnath Subramaniam, Joseph S. Warner, David M. Castiglione |
2024-12-24 |
| 12128259 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, Nathan A. Abel, David M. Blomberg +6 more |
2024-10-29 |
| 11738218 |
Flexible filter element having an end outlet |
John S. Huberty, Ryan D. Kracht |
2023-08-29 |
| 11311752 |
Flexible filter element having an end outlet |
John S. Huberty, Ryan D. Kracht |
2022-04-26 |
| 11052268 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, Nathan A. Abel, David M. Blomberg +6 more |
2021-07-06 |
| D886273 |
Filter element having a pattern |
John S. Huberty, Michael J. Thuente |
2020-06-02 |
| 9950202 |
Respirator negative pressure fit check devices and methods |
William A. Mittelstadt, Carl W. Raines, III, David R. Stein, Nathan A. Abel, David M. Blomberg +3 more |
2018-04-24 |
| D792959 |
Filter element having a pattern |
John S. Huberty, Michael J. Thuente |
2017-07-25 |
| D779674 |
Filter element having a connector |
David M. Blomberg, Elizabeth D. Cadogan, John S. Huberty, Ryan D. Kracht, William A. Mittelstadt +1 more |
2017-02-21 |
