Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9215230 | Method for authentication, RF chip document, RF chip reader and computer program products | Dennis Kuegler | 2015-12-15 |
| 6660407 | Friction-welded shaft-disc assembly and method for the manufacture thereof | Cornelius Hentrich, Jan Köll, Theodor Mayer, Rudolf Reinhardt, Hans Zechmann +1 more | 2003-12-09 |