Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10715917 | Sound wave field generation | Markus Christoph | 2020-07-14 |
| 10135413 | Automatic timbre control | Markus Christoph | 2018-11-20 |
| 9930468 | Audio system phase equalization | Markus Christoph | 2018-03-27 |
| 9729951 | Loudspeaker overload protection | Florian Wolf, Peter Perzlmaier, Markus Christoph, Georg Spielbauer | 2017-08-08 |
| 9591420 | Generation of individual sound zones within a listening room | Markus Christoph | 2017-03-07 |
| 9191766 | Group-delay based bass management | Markus Christoph | 2015-11-17 |
| 9049533 | Audio system phase equalization | Markus Christoph | 2015-06-02 |
| 8976974 | Sound tuning system | Markus Christoph | 2015-03-10 |
| 8520862 | Audio system | — | 2013-08-27 |
| 8396225 | Active noise control using bass management and a method for an automatic equalization of sound pressure levels | Markus Christoph | 2013-03-12 |
| 8160282 | Sound system equalization | Markus Christoph | 2012-04-17 |
| 8144882 | Sound tuning method | Markus Christoph | 2012-03-27 |
| 5323469 | Conical loudspeaker having a conical stabilizing element joined between an underside of a speaker membrane and an outside surface of a speaker moving coil carrier | — | 1994-06-21 |