Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669915 | Drilling jig for surgical drilling tools | Gebhard Herrmann, Thoedor Lutze, Dieter Weisshaupt | 1997-09-23 |
| 5618260 | Surgical instrument | Gebhard Herrmann, Theodor Lutze, Dieter Weisshaupt | 1997-04-08 |