Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546893 | Milking cup | Werner Happel | 2003-04-15 |
| 4441454 | Milking apparatus | Werner Happel | 1984-04-10 |
| 4395971 | Apparatus for machine milking | Werner Happel | 1983-08-02 |
| 4200058 | Method and apparatus for machine milking | — | 1980-04-29 |