Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376349 | Method of producing tantalum (V) nitride | Hans-Peter Letschert, Dietrich Speer | 1994-12-27 |
| 5312942 | Silicon boron nitride ceramic and precursor compounds, a process for their preparation and their use | Hans-Peter Baldus, Oliver Wagner | 1994-05-17 |