Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485329 | Semiwet feed product | Rolf Hornig, Botho Stein Von Kamienski | 2009-02-03 |
| 4665653 | Ship's door or hatch arrangement | Hans-Joachim Franz, Bernd Langensiepen, Wolfgang Eckhardt | 1987-05-19 |