Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5154364 | Grinding gap adjusting device for milling roller mills | — | 1992-10-13 |
| 4442980 | Procedure and mechanism for the automatic control of a grinding mill roller carriage equipped with a regulated product feed | Hans Oetiker, Robert Linzberger, Werner Winteler | 1984-04-17 |
| 4339083 | Apparatus for the grinding of cereal | Robert Linzberger, Ernst M. Heer | 1982-07-13 |