Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6898522 | System and method for providing and displaying navigation information | Peter Buth, Andre Koll, Klaus Kespohl | 2005-05-24 |
| 6757653 | Reassembling speech sentence fragments using associated phonetic property | Peter Buth, Amir Iman, Wolfgang Theimer | 2004-06-29 |