Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7531022 | Liquid and its use for the preparation of hard metals | Michael Holzgen, Alfred Vuin | 2009-05-12 |
| 6264863 | Process for preparing ceramic masses or workpieces | Sylvia Schwartz, Winfried Geis, Werner Weiand | 2001-07-24 |