Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5441611 | Method for determining and controlling the concentration of active substances included for cleaning and disinfection in aqueous cleaning and disinfecting solutions | Alfred Laufenberg, Alfred Werner-Busse, Friedhelm Siepmann | 1995-08-15 |