Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6735065 | Semiconductor module | Alfons Graf, Jenoe Tihanyi | 2004-05-11 |
| 6147396 | Power semiconductor module | Alfons Graf | 2000-11-14 |
| 4941599 | Method and apparatus for thoroughly mixing a suspension containing a fluid and solid matter constituents | Ulrich Reinertz, Jurgen Wockel | 1990-07-17 |
| 4842763 | Liquid cleaning suspension | Otto Mesmer | 1989-06-27 |
| 4785492 | Floor cleaning apparatus | Wieland Guhne, Uwe Kemker, Hans J. Birr, Paul Michel, Renate Friedrichs | 1988-11-22 |
| 4753746 | Urea-formaldehyde foam detergent and method of manufacture using a thixotropic agent | Otto Mesmer, Wolfgang Polligkeit, Ernst-Uwe Schiffer, Andreas Wolter | 1988-06-28 |
| 4655952 | Detergent and method for producing the same | Otto Mesmer, Wolfgang Polligkeit, Ernst-Uwe Schiffer, Andreas Wolter | 1987-04-07 |
| 4563187 | Composition for cleaning textile surfaces | Otto Mesmer, Wolfgang Polligkeit, Andreas Wolter | 1986-01-07 |
| 4561992 | Aerosol cleaning agent for textile surfaces | Otto Mesmer, Renate Friedrichs | 1985-12-31 |