Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4554163 | Method of continuous extraction of particulate solid material | — | 1985-11-19 |
| 4521076 | Transmitted-light illuminating device | Manfred Willert, Heinz Blessmann | 1985-06-04 |
| 4518230 | Universal binocular tube for microscopes | — | 1985-05-21 |
| 4508224 | Container for photographic films and prints | Friedrich Hujer, Ferdinand Schaner | 1985-04-02 |
| 4490025 | Specimen holder for microscopes | Siegfried Werner Gerber, Horst Fischer | 1984-12-25 |
| 4431276 | Specimen-holder system for upright microscopes | — | 1984-02-14 |
| 4407569 | Device for selectively available phase-contrast and relief observation in microscopes | Horst Piller | 1983-10-04 |
| 4407008 | Method and apparatus for light-induced scanning-microscope display of specimen parameters and of their distribution | Werner Schmidt, Gerhard Mueller, Volker Wilke | 1983-09-27 |
| 4390270 | Photographic copier | Ernst Biedermann, Gunter Findeis, Wolfgang Zahn | 1983-06-28 |
| 4370852 | Friction false twisting apparatus | Detley Oberstrass, Wolfgang Hartig | 1983-02-01 |
| 4363532 | Automatic substage illumination for microscopes | — | 1982-12-14 |
| D265206 | Compact microscope | Erich Stutz | 1982-06-29 |
| 4332129 | Multi-spindle double twist twisting machine | Heinz Schipper, Wolfgang Hartig, Josef Blumberg, Bernd Wessolowski | 1982-06-01 |
| 4330987 | Multi-spindle double twist twisting machine | Heinz Schippers, Karl Rehn, Heinz Middelmann, Karl-Heinz Schulte | 1982-05-25 |
| 4318075 | Thick-film potentiometer | Heinz Pudelko | 1982-03-02 |
| 4243891 | Apparatus for detecting holes in webs of photographic paper or the like | Rudolf Dobler | 1981-01-06 |
| 4217743 | Apparatus for processing developed photographic films and prints | Eberhard Escales, August Hell, Andreas Schubert | 1980-08-19 |
| 4214834 | Photographic copying machine | Gunter Findeis, Wolfgang Zahn | 1980-07-29 |
| 4210384 | Inverted-design optical microscope | Manfred Meyer, Willi Keydell, Friederich K. Mollring | 1980-07-01 |