Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572713 | Grain-refined austenitic manganese steel casting having microadditions of vanadium and titanium and method of manufacturing | Jerzy W. Kucharczyk, Bernd Kos | 2003-06-03 |
| 6482339 | Process for stable widthwise regulation of bulb angle in extrusion of sheets of heat-sensitive plastics through a calender opening formed by intake rollers | Horst Greb, Erhard Haun | 2002-11-19 |
| 6152720 | Device for stable widthwise regulation of bulb angle in extrusion of sheets of heat-sensitive plastics through a calender opening formed by intake rollers | Horst Greb, Erhard Haun | 2000-11-28 |
| 5629030 | Extrusion device having position control | Andreas Beringer, Erhard Haun | 1997-05-13 |
| 5286436 | Producing extruded solid plastic sheet and film | Heinz Gross | 1994-02-15 |
| 5273420 | Extrusion die for thermoplastic webs | Heinz Gross, Hans Lorenz | 1993-12-28 |
| 5242742 | Extruded solid plastic sheet or film | Heinz Gross | 1993-09-07 |