Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978255 | Method for protecting a device against operation with unallowed consumables and arrangement for the implementation of the method | Dieter Pauschinger, Wolfgang Thiel, Olaf Turner | 2005-12-20 |
| 6367911 | Ink printer head composed of individual ink printer modules, with an adapter plate for achieving high printing density | Junming Zhang | 2002-04-09 |
| 5991409 | Method and arrangement for generating and checking a security imprint | Wolfgang Thiel | 1999-11-23 |
| 5970151 | Method and arrangement for generating and checking a security impression | Wolfgang Thiel | 1999-10-19 |
| 5953426 | Method and arrangement for generating and checking a security imprint | Wolfgang Thiel, Andreas Wagner | 1999-09-14 |
| 5805711 | Method of improving the security of postage meter machines | Frank Reisinger, Claus Freytag, Ralf Kubatzki, Marcus Hansel, Stephan Gunther +5 more | 1998-09-08 |
| 5790768 | Process and configuration for an internal cost accounting printout | Wolfgang Thiel, Klaus Dietrich, Stephan Gunther, Norbert Knoth, Erwin Simon | 1998-08-04 |
| 5734723 | Method and arrangement for generating and checking a security imprint | Wolfgang Thiel | 1998-03-31 |
| 5712916 | Method and arrangement for generating and checking a security imprint | Wolfgang Thiel | 1998-01-27 |
| 5680463 | Method and arrangement for generating and checking a security imprint | Wolfgang Thiel | 1997-10-21 |
| 5671146 | Method for improving the security of postage meter machines | Frank Reisinger, Claus Freytag, Ralf Kubatzki, Enno Bischoff, Andreas Wagner +3 more | 1997-09-23 |