Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11402254 | Ultrasonic flow meter calibration system and method | Michael A. Wusterbarth, Robert Herriges | 2022-08-02 |
| 7695619 | Modular drinking water filtration system with adapter rings for replaceable cartridges to assure proper fit | Michael J. Kurth, Terry P. Zerger | 2010-04-13 |
| 7662283 | Modular drinking water filtration system with locking arrangement to assure filter cartridge compatibility | Michael D. Steinhardt, Terry P. Zerger, Thomas E. Gaffney | 2010-02-16 |
| 7540956 | Modular drinking water filtration system with removable and replaceable RO spindle | Michael J. Kurth, Terry P. Zerger, Michael D. Steinhardt | 2009-06-02 |
| 7540957 | Modular drinking water filtration system with bottom load cartridges with grip-enhanced end rings and color coding | Michael J. Kurth, Kurt R. KAISER, Terry P. Zerger | 2009-06-02 |
| 7419589 | Adaptable water purification apparatus | Cuahutemoc H. Acevedo | 2008-09-02 |