Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11905187 | System and method for removal of recalcitrant organic compounds from water | Terence K. Reid | 2024-02-20 |
| 11827537 | System and method for removal of recalcitrant organic compounds from water | Terence K. Reid | 2023-11-28 |
| 9776108 | Stationary cloth media filtration | Lloyd W. Johnson, David Smith, Eugen O. Bergmann | 2017-10-03 |
| 8329045 | Stationary cloth media filtration | Lloyd W. Johnson, David Smith, Eugen O. Bergmann | 2012-12-11 |
| 8097126 | Aqueous composition and use thereof for paper production | Hans-Joachim Haehnle, Anton Esser, Volker Braig, Rainer Blum, Jacques Dupuis +1 more | 2012-01-17 |
| 7993532 | Method of filtration using cloth media and self-aligning backwash assembly | Lloyd W. Johnson, David Smith, Eugen O. Bergmann | 2011-08-09 |
| 7981290 | Backwash assembly having a rotating backwash arm for cleaning cloth filter media | David Smith | 2011-07-19 |
| 7951265 | Aqueous slurries of finely divided fillers, their preparation and their use for the production of filler-containing papers | Anton Esser, Volker Braig, Martin Wendker, Rainer Blum, Josef Neutzner +2 more | 2011-05-31 |
| 7892421 | Stationary cloth media filtration and self-aligning backwash assembly | Lloyd W. Johnson, David Smith, Eugen O. Bergmann | 2011-02-22 |
| 7871527 | Processes for water and wastewater treatment, including stationary cloth media filtration | David Smith, Paul Anthony Hughes, Lloyd W. Johnson | 2011-01-18 |
| 7833424 | Backwash assembly and method having a rotating backwash arm for cleaning cloth filter media | David Smith | 2010-11-16 |
| 7807050 | Backwash assembly and method having a rotating backwash arm for cleaning cloth filter media | David Smith | 2010-10-05 |
| 6974538 | Fuel filter for an internal combustion engine | Hans Gebert, Ewald Millich, Albert Schick | 2005-12-13 |
| 6936169 | Liquid filter, especially an oil filter | Thomas Brieden, Hans Gebert, Benoit Monzie, Uwe Grass | 2005-08-30 |
| 6878295 | Fluidized solids removal with pulsation | Ronald R. Hubenthal | 2005-04-12 |
| 6858140 | Processes and devices for water and wastewater treatment, including stationary cloth media filtration | David Smith, Paul Anthony Hughes, Lloyd W. Johnson | 2005-02-22 |
| 6835305 | Liquid filter, especially an oil filter | Thomas Brieden, Hans Gebert, Benoit Monzie | 2004-12-28 |
| 6833066 | Liquid filter, especially oil filter | Thomas Brieden, Hans Gebert, Markus Layer | 2004-12-21 |
| 6797186 | Fluidized solids removal with pulsation | Ronald R. Hubenthal | 2004-09-28 |
| 6706181 | Liquid filter, especially an oil filter | Thomas Brieden, Hans Gebert, Benoit Monzie, Uwe Grass | 2004-03-16 |
| 6616807 | Method for producing high dry-strength paper, pulpboard and cardboard | Rainer Dyllick-Brenzinger, Primoz Lorencak, Hubert Meixner, Ellen Krüger, Andreas Stange +1 more | 2003-09-09 |
| 6132558 | Process for producing paper and cardboard | Rainer Dyllick-Brenzinger, Hubert Meixner, Friedrich Linhart, Dietmar Monch, Klaus-Dieter Gerber +1 more | 2000-10-17 |