Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4784449 | High resolution acousto-optical light deflector | Rudolf Keil, Michael Stockmann, Karl-Heinz Zeitler | 1988-11-15 |
| 4783852 | Method and apparatus for acquiring information using a relative phase deviation of the optical signal of a local oscillator of a homodyne receiver | — | 1988-11-08 |
| 4748687 | Narrow band laser transmitter | Hartmut Schneider, Georg Boeck | 1988-05-31 |
| 4746195 | Method for adjusting coupling optics and the end of a waveguide relative to a semiconductor laser | Rudolf Keil, Julius Wittmann, Hans-Ludwig Althaus, Gerhard Kuhn | 1988-05-24 |
| 4714311 | Controllable integrated optical component | — | 1987-12-22 |
| 4709977 | Controllable directional coupler | — | 1987-12-01 |
| 4692720 | Arrangement for producing a junction between a microstrip line and a coplanar transmission line | — | 1987-09-08 |
| 4548464 | Frequency analyzer in planar waveguide technology and method of manufacture | Michael Stockmann | 1985-10-22 |
| 4545642 | Prism coupler device for an optical waveguide | Rudolf Keil | 1985-10-08 |
| 4505539 | Optical device or switch for controlling radiation conducted in an optical waveguide | Hermann Buerk, Rudolf Keil, Michael Stockmann, Kaspar Weingand, Karl-Heinz Zeitler | 1985-03-19 |
| 4440468 | Planar waveguide bragg lens and its utilization | Michael Stockmann | 1984-04-03 |
| 4425024 | Planar electro-optical light deflector for several beam positions | Rudolf Keil | 1984-01-10 |
| 4418980 | Planar waveguide lens, its utilization and method for its manufacture | Rudolf Keil, Michael Stockmann | 1983-12-06 |
| 4407668 | Apparatus and process for producing a cladded optical fiber having a longitudinal side coupling zone | Hubert Aulich | 1983-10-04 |
| 4355863 | Cladded optical fiber having a longitudinal side coupling zone | Hubert Aulich | 1982-10-26 |
| 4351585 | Coupling element for an optical waveguide | Gerhard Winzer | 1982-09-28 |
| 4325605 | Branching element for monomode light waveguides and the method of manufacture | Gerhard Winzer | 1982-04-20 |
| 4317699 | Method for manufacture of branch element | Gerhard Winzer | 1982-03-02 |
| 4299609 | Optical unit having a longitudinal side coupling zone | Hubert Aulich, Hans-Hermann Witte | 1981-11-10 |
| 4243296 | Optical unit having a longitudinal side coupling zone | Hubert Aulich, Hans-Hermann Witte | 1981-01-06 |
| 4204310 | Process for producing a device for coupling two light conducting fiber cables | Karl-Heinz Zeitler, Walter Rauscher | 1980-05-27 |