Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8848955 | Deep-ear-canal hearing device | David Courtois, Anton Gebert, Que Huy Luu | 2014-09-30 |
| D685481 | Hearing device | Stewart James Heaysman | 2013-07-02 |
| D684698 | Hearing instrument | Stewart James Heaysman | 2013-06-18 |
| D684699 | Hearing device | Stewart James Heaysman, Steven Rose, Frank Schumann | 2013-06-18 |
| D684700 | Hearing device | Stewart James Heaysman, Steven Rose, Frank Schumann | 2013-06-18 |
| 8411889 | Hearing system with positioning device and corresponding positioning method | Uwe Rass | 2013-04-02 |
| 8391527 | In the ear hearing device with a valve formed with an electroactive material having a changeable volume and method of operating the hearing device | Hans-Dieter Feucht, Uwe Rass | 2013-03-05 |
| D674490 | Hearing device | John Bailey, Stewart James Heaysman, Steven Rose | 2013-01-15 |
| D674491 | Hearing device | John Bailey, Stewart James Heaysman, Steven Rose | 2013-01-15 |
| D655417 | Hearing instrument | Tobias Reese | 2012-03-06 |
| D655416 | Hearing instrument | Tobias Reese | 2012-03-06 |
| D654172 | Hearing instrument | Tobias Reese | 2012-02-14 |
| D654171 | Hearing instrument | Tobias Reese | 2012-02-14 |
| D653346 | Hearing instrument | Tobias Reese | 2012-01-31 |
| D650907 | Hearing instrument | Tobias Reese | 2011-12-20 |
| D649251 | Hearing instrument | Tobias Reese | 2011-11-22 |
| D647619 | Hearing instrument | Tobias Reese | 2011-10-25 |
| D647620 | Hearing instrument | Tobias Reese | 2011-10-25 |
| D647618 | Hearing instrument | Tobias Reese | 2011-10-25 |
| D603335 | Frequency converter with high protection | Peter Hartmann, Stanislav Panicerschii | 2009-11-03 |
| 7198648 | Coupling component for oxidative hair dyes | Astrid Kleen, Horst Hoeffkes, Bernd Meinigke | 2007-04-03 |
| 6828443 | Dyes and colorants | Detlef Hollenberg, Horst Hoeffkes, David Rose, Leszek J. Wolfram, Joachim-Kurt Foitzik | 2004-12-07 |
| 6814761 | Direct hair colorants | David Rose, Bernd Meinigke, Horst Hoeffkes | 2004-11-09 |
| 6787128 | Structure-improving hair care agents | Astrid Kleen, Horst Hoeffkes, Oliver Brabaender | 2004-09-07 |
| 6736862 | Indole/indoline based hybrid dyes and indole/indoline based hybrid dye intermediate products | Detlef Hollenberg, Horst Hoeffkes, David Rose | 2004-05-18 |