Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9517367 | Respiratory mask having a clean air inlet chamber | William A. Mittelstadt, Carl W. Raines, III, Nathan A. Abel, David M. Blomberg, Michael J. Cowell | 2016-12-13 |
| 9440775 | Prefilter cover for bidirectional-airflow respirator cartridge | Pierre Legare | 2016-09-13 |
| 9440176 | Filter systems including patterned optical analyte sensors and optical readers | Thomas W. Holmquist-Brown, Kiran S. Kanukurthy, Neal A. Rakow | 2016-09-13 |
| D763437 | Respirator cartridge body | — | 2016-08-09 |
| D762845 | Respirator cartridge | John S. Huberty, Carl W. Raines, III, Mark W. Schulz, Charlie Wood | 2016-08-02 |
| 9393448 | Side plug-in filter cartridge | Pierre Legare | 2016-07-19 |
| D757928 | Respirator cartridge body | David M. Blomberg, Pierre Legare, Mark W. Schulz | 2016-05-31 |
| D757247 | Respirator cartridge | Pierre Legare, Mark W. Schulz | 2016-05-24 |
| 9259676 | Refillable filter system | Britton G. Billingsley, David M. Castiglione, Pierre Legare | 2016-02-16 |