Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D764704 | Lash application device | Paige Conner | 2016-08-23 |
| 6244054 | Method for cooling material chunks or grains and device for carrying out said method | Joerg Melchinger, Ralf Jakob, Joachim Pfitscher | 2001-06-12 |
| 5716996 | Method for the recovery of secondary polyols from paint sludges | Bernd-Uwe Kettemann | 1998-02-10 |
| 5683040 | Method for recycling waste from printed circuit board assemblies from electrical and electronic devices | Ralf Jakob | 1997-11-04 |
| 5647544 | Method and apparatus for dividing and separating self-adhesive composite plastic materials | Ralph Greiner, Bjorn Stuckrad | 1997-07-15 |
| 5578135 | Chemo-mechanical stripping of paint from plastic parts | Karsten Lohr, Bernd-Uwe Kettemann, Jorg Zurn | 1996-11-26 |
| 5297741 | Process for disintegration and pure-sorted separation of recyclable different plastics of composite structural parts | Jorg Zurn, Karsten Lohr, Martin Guldenpfennig | 1994-03-29 |