Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835477 | Process for the determination of the hematocrit level of whole blood and apparatus for carrying out the process | Hans-Dietrich Polaschegg, Detlef Westphal | 1989-05-30 |
| 4797191 | Measuring device for determination of the activity or of the concentration of ions in solutions | Detlef Westphal, Wolfgang Allendorfer, Reinhard Hahnel, Hans-Dietrich Polaschegg | 1989-01-10 |