| 11844968 |
Data communication and displays for breathing apparatus facepieces and pressure regulators |
Carsten Leuschner, Klaus Schmidtke, Michael Horn, Detlef Kielow, Thomas Kuba |
2023-12-19 |
| 10512797 |
Data communication and displays for breathing apparatus facepieces and pressure regulators |
Carsten Leuschner, Klaus Schmidtke, Michael Horn, Detlef Kielow, Thomas Kuba |
2019-12-24 |
| 10166415 |
Breathing apparatus with tank alignment system |
David J. Losos, Bryan J. Peoples |
2019-01-01 |
| 9943714 |
Release mechanism for harness system |
Jeremy A. Steck, Stewart Shannon |
2018-04-17 |
| 9849314 |
Breathing apparatus with illuminated connection |
Henry A. Fonzi, III |
2017-12-26 |
| 9108073 |
Data communication and displays for breathing apparatus facepieces and pressure regulators |
Carsten Leuschner, Klaus Schmidtke, Michael Horn, Detlef Kielow, Thomas Kuba |
2015-08-18 |
| 8955514 |
Facepiece with open port |
Carsten Leuschner, Klaus Schmidtke, Michael Horn, Christopher L. Prete |
2015-02-17 |
| 8356692 |
Release mechanism for harness system |
Jeremy A. Steck, Stewart Shannon |
2013-01-22 |