Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713421 | Blank comprised of a zirconium oxide ceramic with an oxide additive and the use thereof | Holger Hauptmann, Sybille Frank | 2004-03-30 |
| 6709694 | Coloring ceramics by way of ionic or complex-containing solutions | Daniel Suttor, Holger Hauptmann, Sybille Frank | 2004-03-23 |