Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40788 | Litho strip and method for its manufacture | Wolfgang von Asten, Bernhard Kernig | 2009-06-23 |
| 6447982 | Litho strip and method for its manufacture | Wolfgang von Asten, Bernhard Kernig | 2002-09-10 |
| 6324978 | Printing plate substrate and method of making a printing plate substrate or an offset printing plate | Jurgen Kaulen, Wolfgang von Asten, Helmut Schmiedel | 2001-12-04 |
| 4945004 | Base material for an aluminum offset printing plate | Gerhard Sprintschnik, Walter Niederstaetter, Kurt Reiss, Wolfgang V. Asten, Gunther Scharf | 1990-07-31 |