Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7790029 | Filter device having more than one filtration compartment | Juergen Dannenmaier, Hermann Goehl | 2010-09-07 |
| 7622041 | Method for making a filter device having more than one filtration compartment | Jürgen Dannenmaier, Hermann Goehl | 2009-11-24 |
| 6951611 | Filters and method for producing filters | Jürgen Dannenmaier, Herbert Raabe | 2005-10-04 |
| 5543465 | Process for the production of hydrophilic membranes | Carl-Martin Bell, Reinhold Buck, Hermann Gohl | 1996-08-06 |