Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409291 | Adjustable forehead support for a mask | Arnold Frerichs, Joachim Gardein | 2025-09-09 |
| 12138392 | Device for positioning a patient interface | Karl-Andreas Feldhahn, Arnold Frerichs | 2024-11-12 |
| 12005191 | Breathing mask interface with small required operating force | Arnold Frerichs, Martin Eifler, Joachim Gardein | 2024-06-11 |
| 11511068 | Head harness for positioning a patient interface | Arnold Frerichs | 2022-11-29 |
| 11484678 | Breathing mask with coupling elements for head strap | Arnold Frerichs, Martin Eifler, Joachim Gardein | 2022-11-01 |
| 11160946 | Device for positioning a patient interface | Karl-Andreas Feldhahn, Arnold Frerichs | 2021-11-02 |
| 10195385 | Forehead pad for respiratory mask | Bernd Christoph Lang, Timothy Tsun-Fai Fu, Perry David Lithgow, Memduh Guney, Joanne Elizabeth Drew +4 more | 2019-02-05 |
| 10137272 | Device for positioning a patient interface | Karl-Andreas Feldhahn, Arnold Frerichs | 2018-11-27 |
| 9555207 | Gel filling for patient interface and method for producing patient interface with a gel filling | Martin Eifler, Arnold Frerichs, Matthias Pulla, Henry Hahn, Joachim Gardein | 2017-01-31 |
| 9545491 | Gel filling for a patient interface and method for producing a patient interface with a gel filling | Martin Eifler, Arnold Frerichs, Matthias Pulla, Henry Hahn, Joachim Gardein | 2017-01-17 |
| 9072853 | Forehead pad for respiratory mask | Bernd Christoph Lang, Timothy Tsun-Fai Fu, Perry David Lithgow, Memduh Guney, Joanne Elizabeth Drew +4 more | 2015-07-07 |
| 8856975 | Headband device for an oxygen mask, and method for the production thereof | Bernd Christoph Lang, Achim Biener, Harald Vogele, Caspar Graf Stauffenberg | 2014-10-14 |
| 8132270 | Headband device for an oxygen mask | Bernd Christoph Lang, Achim Biener, Harald Vogele, Caspar Graf Stauffenberg | 2012-03-13 |
| 7856980 | Forehead pad for respiratory mask | Bernd Christoph Lang, Timothy Tsun-Fai Fu, Perry David Lithgow, Memduh Guney, Joanne Elizabeth Drew +4 more | 2010-12-28 |
| 7814914 | Device for preventing leakage from the mouth | Bernd Christoph Lang, Achim Biener | 2010-10-19 |
| 7216647 | Forehead pad for respiratory mask | Bernd Christoph Lang, Timothy Tsun-Fai Fu, Perry David Lithgow, Memduh Guney, Joanne Elizabeth Drew +4 more | 2007-05-15 |