Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947077 | Method of producing a composite material, a composite material so produced and its application | Rolf-Dieter Zehbe | 2011-05-24 |
| 4931214 | Oxidic bodies with ionic and electronic conductivity | Wayne L. Worrell, Werner Weppner | 1990-06-05 |
| 4900492 | High-strength and temperature-stable formed bodies of zirconium dioxide | Nils Claussen, Manfred Ruhle, Gunter Petzow | 1990-02-13 |
| 4792752 | Sensor for measuring partial pressures of gases | Gerhard-Ludwig Schlechtriemen, Werner Weppner | 1988-12-20 |