Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5232663 | Test carrier for analytical determination having a highly effective fixing layer for flow-through bound/free separation | Hans-Erich Wilk, Erich Schneider, Andreas Marschall | 1993-08-03 |
| 5104811 | Test carrier and method for the analytical determination of components of body fluids | Dieter Berger, Wolfgang-Reinhold Knappe, Robert D. Lorenz, Henry Grage, Mark T. Skarstedt +1 more | 1992-04-14 |
| 4300905 | Rapid test for ascorbic acid determination | Walter Rittersdorf, Hans Wielinger | 1981-11-17 |
| 4250256 | Microbiological test device | Hans Wielinger, Walter Rittersdorf, Gerd Zimmermann, Wolfgang Werner, Wolfgang Vomel | 1981-02-10 |