Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105763 | Method of making animals identifiable by means of a miniature responder, and apparatus for identifying animals thus made identifiable | Hans Eil, Hendrik Jan De Jong | 1992-04-21 |
| 4297974 | Automatic feeding apparatus | — | 1981-11-03 |
| 4196697 | Feeding apparatus | — | 1980-04-08 |