Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8361189 | Process and apparatus for producing metals and/or primary metal products | Martin Schmidt, Johannes Schenk, Franz Hauzenberger, Johann Wurm | 2013-01-29 |
| 8236090 | Process and apparatus for producing metals and/or primary metal products | Martin Schmidt, Johannes Schenk, Franz Hauzenberger, Johann Wurm | 2012-08-07 |
| 6562102 | Method for producing liquid pig iron | Leopold Werner Kepplinger, Kurt Wieder, Herbert Mizelli, Johann Wurm, Parviz Zahedi | 2003-05-13 |
| 6264725 | Method for producing liquid pig iron or steel fabricated materials and installation for implementing said method | Michael Nagl | 2001-07-24 |
| 6202576 | Process for recycling fine-particle solids discharged from a reactor vessel with a gas | Michael Nagl, Johannes Schenk | 2001-03-20 |
| 5126588 | Digital push-pull driver circuit | Hans Reichmeyer | 1992-06-30 |
| 4890012 | An integrated controlled FET switch | — | 1989-12-26 |
| 4766476 | C-MOS technology base cell | Burghardt Schallenberger, Paul Fuchs | 1988-08-23 |