Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6099510 | Device for withdrawing a liquid from a sealed glass ampoule | Horst Ruther, Helmut List | 2000-08-08 |
| 5080865 | One-way measuring element | Marco Jean-Pierre Leiner, Karl Harnoncourt, Erich Kleinhappl, Helmut List, Hermann Marsoner +2 more | 1992-01-14 |
| 4704893 | Device for equilibrating a liquid reagent | Hermann Marsoner, Helmut List | 1987-11-10 |