Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656219 | Process for producing densely sintered silicon nitride components | Gunter Riedel, Hartmut Kruner, Friedrich Hessel, Wolfgang Bocker, Jurgen Heinrich +3 more | 1997-08-12 |