Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8488983 | Method and device for processing a measured signal for recording a property of a toner mark | Bernhard Hochwind | 2013-07-16 |
| 8384403 | Method and device for detecting electric potential and electric charges in a printer or copier | Alfred Zollner | 2013-02-26 |
| 8224195 | Method for controlling a development process in different operating phases | Alfred Zollner | 2012-07-17 |
| 7953332 | Method for regulation of the optical density in an electrographic printing method as well as a toner layer thickness measurement system and electrographic printer or copier | — | 2011-05-31 |
| 6771913 | Apparatus and method for acquiring the nature of a toner particle layer and the moisture content of a carrier material in a printer or copier | Peter Mostl, Wolfgang Schullerus, Alfred Zollner | 2004-08-03 |