Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7378238 | Method for treating biomass for producing cell lysate containing plasmid DNA | Frank Hilbrig, Ruth Freitag | 2008-05-27 |
| 6860394 | Candle filter element | Patrick Mueller | 2005-03-01 |
| 6413422 | Candle filter elements and method for fixing same in a pressure vessel | — | 2002-07-02 |
| 5057232 | Filter element and method of filtration | Werner Stahl, Walter Stocker, Patrick A. Muller | 1991-10-15 |
| 4650580 | Filter candle and method for producing the same | — | 1987-03-17 |
| 4488965 | Arrangement for fastening filter candles and filter apparatus provided therewith | Hans Muller | 1984-12-18 |