Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290457 | Filter element with regenerable bulk material filling and method for making same | Massoud Karbachsch, Peter P. Breitbach | 1994-03-01 |
| 5269921 | Filter cartridge or filter module consisting of flexible deep filter material | Massoud Karbachsch | 1993-12-14 |
| 5223139 | Filter material in the form of flexible leaves or sheets and a method of producing such material | Gerd Ritter, Hans-Jürgen Hofmann, Peter P. Breitbach | 1993-06-29 |
| 5169528 | Filter element | Massoud Karbachsch, Peter P. Breitbach | 1992-12-08 |
| 5122270 | Filter cartridge or filter module consisting of flexible deep filter material | Massoud Karbachsch | 1992-06-16 |