Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6990923 | Milker unit detacher for rotary milking parlor | Patrick M. Hein, Jeffrey S. Hanson, Frank Hoelscher, Larry G. Larson, Peter Kaever +1 more | 2006-01-31 |
| 6814027 | Milker unit detacher for rotary milking parlor | Patrick M. Hein, Jeffrey S. Hanson, Frank Hoelscher, Larry G. Larson, Peter Kaever +1 more | 2004-11-09 |