Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616851 | System and method for treating water circulating in open-circuit cooling systems | Giancinto Sforza-Heinen, Norbert Wrede, Wolfgang Schmitt, Wolfgang Hater, Jens Vier | 2003-09-09 |
| 5441611 | Method for determining and controlling the concentration of active substances included for cleaning and disinfection in aqueous cleaning and disinfecting solutions | Alfred Laufenberg, Mike Varpins, Friedhelm Siepmann | 1995-08-15 |