Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5895704 | Article for collecting and transporting a sample to be analyzed | Rolf Lerch, Gregor Bainczyk, Jack D. Bush | 1999-04-20 |
| 5783759 | Element and system for collecting, transporting and storing sample material to be analyzed | Rolf Lerch, Wolfgang Werner | 1998-07-21 |
| 5521060 | Use of a sparingly soluable salt of a heteropoly acid for the determination of an analyte, a corresponding method of determination as a suitable agent therefor | Joachim Hoenes, Volker Unkrig | 1996-05-28 |
| 5382523 | Use of sparingly soluble salt of a heteropoly acid for the determination of an analyte, a corresponding method of determination as well as a suitable agent thereof | Joachim Hoenes, Volker Unkrig | 1995-01-17 |
| 5240860 | Use of a sparingly soluble salt of a heteropoly acid for the determination of an analyte, a corresponding method of determination as a suitable agent therefor | Joachim Hoenes, Volker Unkrig | 1993-08-31 |
| 5190862 | Chromogenic compounds and the use thereof as enzyme substrates | Gerd Zimmermann | 1993-03-02 |
| 5108890 | Chromogenic compounds, processes for the preparation thereof and use thereof as enzyme substrates | Gerd Zimmermann | 1992-04-28 |
| 5059525 | Dry reagent for blood coagulation tests | Knut Bartl, Udo Becker, Helmut Lill | 1991-10-22 |
| 4966855 | New redox indicators | Ulfert Deneke, Werner Guthlein, Wolfgang Weckerle | 1990-10-30 |
| 4910150 | Process for determining coagulation parameter | Jurgen Doeding, Rolf Lerch | 1990-03-20 |
| 4861712 | Analysis element for determination of a coagulation parameter | Knut Bartl, Helmut Lill | 1989-08-29 |
| 4788152 | Apparatus for determining coagulation parameter | Jurgen Doeding, Rolf Lerch | 1988-11-29 |
| 4786603 | Method for separating plasma from blood and silanized glass fibres therefor | Helmut Freitag | 1988-11-22 |
| 4665023 | Imidazole derivatives as redox indicators | Ulfert Deneke, Werner Guthlein, Manfred Kuhr, Hartmut Merdes, Hans-Rudiger Murawski | 1987-05-12 |
| 4638023 | Process for the production of reagent films and reagent films produced thereby | Heinz-Freidrich Trasch, Anselm Rothe, Bernward Sojka, Wolfgang Werner | 1987-01-20 |
| 4300905 | Rapid test for ascorbic acid determination | Manfred Bleisteiner, Walter Rittersdorf | 1981-11-17 |
| 4297271 | Guaiaconic acid A from guaiac resin | Werner Guthlein, Walter Rittersdorf, Wolfgang Werner | 1981-10-27 |
| 4250256 | Microbiological test device | Walter Rittersdorf, Manfred Bleisteiner, Gerd Zimmermann, Wolfgang Werner, Wolfgang Vomel | 1981-02-10 |
| 4220713 | Stabilized diagnostic agent | Walter Rittersdorf, Hugo Tiedmann, Wolfgang Werner | 1980-09-02 |
| 4219336 | Diagnostic agent and method for the detection of occult blood in feces | Werner Guthlein, Walter Rittersdorf, Wolfgang Werner | 1980-08-26 |
| 4199550 | Device for the uniform dosing of faecal matter for component detection | Walter Rittersdorf | 1980-04-22 |