Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7519386 | Mobile communication device having music player navigation function and method of operation thereof | Klaus Kespohl, Karsten Lehn, Andre Koll, Stefanie Vollinger, Peter Buth | 2009-04-14 |
| 7133706 | Mobile communication device having a keyboard including a keypad | Klaus Kespohl, Karsten Lehn, Matthias Jobst, Stefanie Vollinger, Peter Buth | 2006-11-07 |
| 6433697 | Communication appliance having an emergency battery as well as a method for setting up said communication appliance | — | 2002-08-13 |
| 6091527 | Communications device having an optical bus, and a method for controlling its operation | Jens Hedrich | 2000-07-18 |