Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7824570 | Flocculating agent method for the production and use thereof | Herbert Schwaiger | 2010-11-02 |
| 7507372 | Method for flushing particle-bearing filter beds, to sterilize and decontaminate the same | — | 2009-03-24 |
| 7252772 | Method for producing an essentially chlorite-free, stable aqueous chlorine-oxygen solution, the chlorine-oxygen solution obtained by means of said method, and the use of the same | — | 2007-08-07 |
| 7022230 | Filtration device | Fumihito Imai | 2006-04-04 |