Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9433944 | Device for Providing pipette tips | Michael Blumentritt, Frank Horstmann | 2016-09-06 |
| 4669617 | Pen holder device | Bernhard Bruhn, Harald Hofmann, Anke Hoejer, Axel Mikuteit, Hans-Joachim Ritter +1 more | 1987-06-02 |