Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 | Erhard Haun, Karl Funk | 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 | Erhard Haun, Karl Funk | 2000-11-28 |
| 5639404 | Method and apparatus for preparing thermoplastic sheets, films, and plates | Michael Meier-Kaiser | 1997-06-17 |