Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8936460 | Extrusion head with high volume reservoir | John Michael Wallen, Bradley Matthew Eisenbarth | 2015-01-20 |
| 8758003 | Multiple spider head | John Michael Wallen, Bradley Matthew Eisenbarth | 2014-06-24 |
| 7122141 | Method and system for dual co-extrusion | Hans Groeblacher | 2006-10-17 |
| 6793474 | Method and system for dual co-extrusion | Hans Groeblacher | 2004-09-21 |
| 6769899 | Independent X/Y flow adjustable extrusion die | Hans Groeblacher | 2004-08-03 |