Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9816245 | Filling tube for producing a column of filling material in the ground as well as device and method related thereto | — | 2017-11-14 |
| 4699269 | Hotplate stacker | Robert Kicherer, Josef Krist | 1987-10-13 |