Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8630406 | Headset | Klaus Rath | 2014-01-14 |
| 7995746 | Headset | Klaus Rath | 2011-08-09 |
| 7949127 | Headset | Martin Bech, Tom Bogeskov-Jensen, Karsten Langhorn | 2011-05-24 |
| 7391862 | Communication unit | Klaus Rath | 2008-06-24 |
| 7366298 | Headset | Martin Bech, Tom Bogeskov-Jensen, Karsten Langhorn | 2008-04-29 |
| D514549 | Headset | Klaus Rath | 2006-02-07 |
| D500022 | Holder for a headset | Klaus Rath | 2004-12-21 |
| D494957 | Headset | Klaus Rath | 2004-08-24 |
| D482674 | Headset in a holder | Klaus Rath | 2003-11-25 |
| D478901 | Headset | Klaus Rath | 2003-08-26 |
| D475698 | Boom for flip open headset | Klaus Rath, Ian Paul Smith, Stephen Lyman, Martin Reed Bodley | 2003-06-10 |
| D471889 | Headset | Klaus Rath | 2003-03-18 |
| D471536 | Flip open headset | Klaus Rath, Ian Paul Smith, Stephen Lyman, Martin Reed Bodley | 2003-03-11 |
| D470833 | Headset | Klaus Rath | 2003-02-25 |
| D468728 | Flip open headset | Klaus Rath, Ian Paul Smith, Stephen Lyman, Martin Reed Bodley | 2003-01-14 |
| D423002 | Telephone switch with holder | — | 2000-04-18 |
| 5608797 | On-line indicator for multipurpose headset amplifier | Leo Larsen, Jens U. Madsen | 1997-03-04 |