Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9781503 | Method of operating a computer and computer for a softphone with headset | Stefan Heise | 2017-10-03 |
| 9686662 | Wireless headset and a headset system for transferring call between two telecommunication devices | Stefan Heise | 2017-06-20 |