Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657818 | Permeable structure | Jurgen Bottcher, Rudolf Ganz, Jurgen Heinrich, Otto Heinz, Rudiger Herrmann +3 more | 1997-08-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657818 | Permeable structure | Jurgen Bottcher, Rudolf Ganz, Jurgen Heinrich, Otto Heinz, Rudiger Herrmann +3 more | 1997-08-19 |