Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9256931 | Method for inspecting at least one copy of a printed product | Stefan Bless, Carsten Diederichs, Felix Hartmann | 2016-02-09 |
| 8571327 | Method for controlling the quality of printed documents based on pattern matching | Bernd Stober, Harald Heinrich Willeke, Volker Lohweg, Thomas Türke | 2013-10-29 |
| 7664294 | System for automatic quality inspection of a printed image, comprising an image sensor, evaluation unit and display | Harald Heinrich Willeke | 2010-02-16 |
| 7447353 | Methods for qualitative evaluation of a material with at least one identification characteristic | Carsten Diederichs, Volker Lohweg, Bernd Stober, Thomas Türke, Harald Heinrich Willeke | 2008-11-04 |
| 7184584 | Method for qualitatively evaluating material | Harald Heinrich Willeke | 2007-02-27 |