Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131177 | Barrier coating for a substrate | Roman Knipp | 2018-11-20 |
| 6715868 | Direct dye inks and a method of making direct dye inks | Uyen Q. Thai | 2004-04-06 |
| 5840769 | Direct tabletting aids | Karl Kolter, Siegfried Lang, Anja Huhne | 1998-11-24 |
| 4618622 | Sulfonates of hydroxycoumarins | Rainer Schlecker, Peter C. Thieme, Dieter Lenke, Hans-Jurgen Teschendorf, Martin Traut +3 more | 1986-10-21 |