Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8938821 | Coupler for improved flow to an external drain | — | 2015-01-27 |
| 8510875 | Urine diverter with end of life cycle indicator | Thomas Helbig, Erik Brown, Martin Oberlack, Jorg Schaffner, Martin Bremerich +1 more | 2013-08-20 |
| 8485216 | Flow trap with compartment separator and baffle for use in a water-free urinal | — | 2013-07-16 |
| 7575022 | Diverter, liquid-level indicator and chemical pre-treatment and post-treatment implementations useful in waterless urinals | — | 2009-08-18 |
| 7571741 | Flow trap with compartment separator and baffle for use in a waterless urinal | — | 2009-08-11 |
| 6973939 | Horizontal-flow trap and housing assembly with odor preventing closure mechanism | Ditmar L. Gorges | 2005-12-13 |
| 6750773 | Liquid flow meter | — | 2004-06-15 |
| 6644339 | Horizontal-flow trap and housing assembly with odor preventing closure mechanism | Ditmar L. Gorges | 2003-11-11 |