Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5935693 | Data carrier | Gerhard Schwenk, Ulrich Scholz, Ulrich Magg | 1999-08-10 |
| 5795379 | Pigments and a method for producing them | Gerhard Schwenk, Ulrich Scholz, Ulrich Magg | 1998-08-18 |