Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789649 | Micaceous-cordierite-glass ceramic | Eggert Beleites, Gunter Carl, Steffen Grosse, Hilmar Gudziol, Wolfram Hoeland +9 more | 1988-12-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789649 | Micaceous-cordierite-glass ceramic | Eggert Beleites, Gunter Carl, Steffen Grosse, Hilmar Gudziol, Wolfram Hoeland +9 more | 1988-12-06 |