Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8520303 | Surgical microscope having an illuminating system and control unit therefor | Joachim Steffen, Helmut Riesenegger, Klaus Abele, Hartmut Gaertner, Juergen Liegel +1 more | 2013-08-27 |
| 6193417 | Belt tensioner device and method for making same | Manfred Brandenstein, Wolfgang Friedrich, Roland Haas, Roland Harich, Bruno Schemmel +1 more | 2001-02-27 |
| 6146301 | Support body for tensioning device | Manfred Brandenstein, Wolfgang Friedrich, Roland Haas, Roland Harich, Bruno Schemmel +1 more | 2000-11-14 |
| 5984562 | Arrangement and method for fixing tubular element in a hole in a plate element | Manfred Brandenstein, Wolfgang Friedrich, Roland Haas, Roland Harich, Josef Stork | 1999-11-16 |
| 5682567 | Process for exposure control in microscope cameras and corresponding photomicroscope | Bernd Spruck | 1997-10-28 |
| 5579156 | Photomicroscope with a video camera and an exposure time control for a still camera | Bernd Faltermeier, Franz Trautwein, Bernd Spruck, Bernd Meder | 1996-11-26 |
| 5470279 | Presettable belt tension device | Manfred Brandenstein, Wolfgang Friedrich, Roland Haas, Armin Olschewski | 1995-11-28 |
| 5078575 | Liquid pump | Roland Haas, Elmar Mause, Armin Olschewski | 1992-01-07 |
| 5078655 | Precalibration of drive belt tension | Manfred Brandenstein, Roland Haas, Armin Olschewski | 1992-01-07 |
| 5078656 | Spring adjustable tensioning device | Manfred Brandenstein, Wolfgang Friedrich | 1992-01-07 |
| 5049115 | Pulley for drive shaft for a water pump and method for making the same | Heinrich Kunkel, Horst M. Ernst, Roland Haas, Peter Horling, Elmar Mause +5 more | 1991-09-17 |
| 5015216 | Premounted tensioning device | Manfred Brandenstein, Wolfgang Friedrick, Roland Haas | 1991-05-14 |
| 4889520 | Tension device for drive belt | Manfred Brandenstein, Roland Haas | 1989-12-26 |
| 4872768 | Swivel bearing for braking devices | Manfred Brandenstein, Roland Haas, Wolfgang Friedrich | 1989-10-10 |
| 4848938 | Ring-shaped machine part | Roland Haas, Manfred Brandenstein, Karl Thurn | 1989-07-18 |
| 4764157 | Tensioning device for drive belt assemblies | Manfred Brandenstein, Ludwig Edelmann, Wolfgang Friedrich, Roland Haas, Rudiger Hans | 1988-08-16 |
| 4643700 | Tension roller | Manfred Brandenstein, Ludwig Edelmann, Roland Haas, Rudiger Hans | 1987-02-17 |
| 4618335 | Tension-adjusting device for driving belt | Manfred Brandenstein, Roland Haas, Wolfgang Friedrich, Ludwig Edelmann | 1986-10-21 |
| 4589860 | Gear and method for making the same | Manfred Brandenstein, Roland Haas, Herbert Dobhan, Rudiger Hans | 1986-05-20 |
| 4557708 | Tension roller | Manfred Brandenstein, Roland Haas, Rudiger Hans | 1985-12-10 |
| 4512670 | Sealed bearing cup for universal joint | Armin Olschewski, Bernhard Bauer | 1985-04-23 |
| 4512672 | Front seal for bearing cups | Armin Olschewski, Bernhard Bauer, Elisabeth Zirk | 1985-04-23 |
| 4440401 | Seal assembly for bearing cups slidable in axial direction in bore | Armin Olschewski, Bernhard Bauer | 1984-04-03 |