Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5424037 | Apparatus for handling liquid vials in an analytical device | Hans-Peter Zimmermann, Klaus Witt | 1995-06-13 |
| 5316954 | Methods and apparatus for processing liquids | Klaus-Peter Hupe, Hans-Peter Zimmermann, Werner Eberhardt | 1994-05-31 |
| 5156809 | Apparatus for the stepwise performance of chemical reactions | Klaus-Peter Hupe | 1992-10-20 |
| 4939943 | Sample injector for a liquid chromatograph | — | 1990-07-10 |
| 4883409 | Pumping apparatus for delivering liquid at high pressure | Klaus Witt | 1989-11-28 |