Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4588540 | Method of manufacturing porous sintered inorganic bodies with large open pore volume | Maria Sura | 1986-05-13 |
| 4516999 | Process for the thermal tempering of glass | Klaus Stetter | 1985-05-14 |
| 4515897 | Crystallizing glass solders and stripping films with such glass solder imprinted thereon | Werner Sack | 1985-05-07 |
| 4404291 | Low-density, open-pore molded inorganic body with a homogeneous pore distribution | Maria Sura | 1983-09-13 |
| 4203264 | Fireproof building element | Dieter Krause, Herwig Scheidler, Hans Schulze, Klaus Kristen | 1980-05-20 |