Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7285252 | Apparatus for producing oxidic nanocrystals | Armin Konrad, Torsten Fries, Franz Kummer | 2007-10-23 |
| 6702957 | Process and apparatus for producing oxidic nanocrystals | Armin Konrad, Torsten Fries, Franz Kummer | 2004-03-09 |
| 6391273 | Process and apparatus for producing oxidic nanocrystals | Armin Konrad, Torsten Fries, Franz Kummer | 2002-05-21 |
| 6211615 | Powder metal electrode component for discharge lamps | Bernhard Altmann, Dietmar Illig, Peter Schade | 2001-04-03 |
| 6140824 | Circuit arrangement for the metrological determination of diameters of metal bodies | Robert Spangenberg, Fritz Pauker | 2000-10-31 |
| 5795366 | Method of manufacturing a non-sag tungsten wire for electric lamps | Michael Salmen, Hans-Joachim Lunk, Bernhard Altmann, Martin Fait | 1998-08-18 |
| 5785731 | Process of making a non-sag tungsten wire for electric lamps | Martin Fait, Joachim Fuchs, Hans-Joachim Lunk, Michael Salmen, Burkhard Ziemer | 1998-07-28 |