Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1054117 | Teat engagement structure | Wilfried Hatzack | 2024-12-10 |
| D1054127 | Teat engagement structure | Wilfried Hatzack | 2024-12-10 |
| D1017927 | Teat engagement structure | Wilfried Hatzack | 2024-03-12 |
| 11206804 | Device for joining milk flows and method for using said device | Wilfried Hatzack | 2021-12-28 |
| 11185049 | Teat cup shell and modular teat cup shell system | Wilfried Hatzack | 2021-11-30 |
| 9801352 | Cleaning system for milking cups | Wilfried Hatzack | 2017-10-31 |
| 9795111 | Automatic cleaning system and method for cleaning/treating teats of a dairy animal | Wilfried Hatzack | 2017-10-24 |
| 9393727 | Method and device for processing a teat rubber during production | Wilfried Hatzack | 2016-07-19 |
| 9380758 | Cleaning system for milking cups | Wilfried Hatzack | 2016-07-05 |
| 8925484 | Retaining device for teat cups and actuator for inciting a movement of a teat cup cluster | Wilfried Hatzack | 2015-01-06 |
| 8414819 | Method and device for machining a teat rubber during production | Wilfried Hatzack | 2013-04-09 |
| 7637228 | Milk hose with impact-absorbing area | Wilfried Hatzack | 2009-12-29 |
| 7395780 | Milk collecting piece with a kink element for defined kinking of a milk tube | Wilfried Hatzack | 2008-07-08 |
| 7162970 | Automatic milking device with a controllable stimulation device and stimulation system | — | 2007-01-16 |
| 6895890 | Flexible milk hose for an automatic milking plant | — | 2005-05-24 |
| 6895891 | Tube sleeve for a milking tube | Wilfried Hatzack | 2005-05-24 |
| 6860228 | Milking cup for milking machines | Wilfried Hatzack | 2005-03-01 |
| 6571731 | Apparatus for automatic selecting out of milk | — | 2003-06-03 |
| 6202593 | Teat rubber cup | Tilman Hoefelmayr, Kathrin Lincke | 2001-03-20 |
| 6073580 | Automatic milk sorting device | Matthias Graupner | 2000-06-13 |
| 5863349 | Device for cleaning milking cups | Maria Laub-Maier | 1999-01-26 |
| 5317988 | Teat rubber | Tilman Hoefelmayr | 1994-06-07 |
| 4649863 | Apparatus for conveying milk using an underpressure | Tilman Hoefelmayr | 1987-03-17 |
| 4499854 | Apparatus for conveying milk using an underpressure | Tilman Hoefelmayr | 1985-02-19 |
| 4452176 | Milk flow meter | Tilman Hoefelmayr | 1984-06-05 |