Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7705998 | Method for evaluating an optical imaging process | — | 2010-04-27 |
| 6167168 | Arrangement of optical waveguides | Jens Dieckroeger | 2000-12-26 |
| 6025943 | Arrangement for the implementation of an add/drop method in wavelength-division multiplex transmission of optical signals | Bart Meekers | 2000-02-15 |
| 6023548 | Device for the conversion of a plurality of light beams into a more compact arrangement of light beams | Gerhard Heise, Herbert Michel | 2000-02-08 |
| 5894533 | Device for wavelength-related stabilization of an optical filter | Gerhard Heise, Achim Reichelt, Herbert Michel | 1999-04-13 |
| 5818991 | Optical coupling arrangement composed of a pair of strip-type optical waveguide end segments | Gerhard Heise | 1998-10-06 |
| 5559906 | Optical arrangement of a strip-shaped optical waveguide | — | 1996-09-24 |
| 5226100 | Optical grating comprising a plurality of side-by-side outfeed end faces of optical waveguides | — | 1993-07-06 |
| 4938553 | Arrangement for an integrated optical spectrometer and the method for manufacturing the spectrometer | Cornelius Cremer | 1990-07-03 |
| 4860294 | Integrated-optical arrangement for bidirectional optical message or signal transmission | Gerhard Winzer, Lothar Stoll | 1989-08-22 |
| 4815081 | Arrangement for controlling or regulating an emission wavelength and emitted power of a semiconductor laser | Hans Mahlein, Meinrad Schienle | 1989-03-21 |
| 4787690 | Cut-off filter for integrated optics | — | 1988-11-29 |
| 4670093 | Method for manufacturing a surface grating of a defined grating constant on regions of a mesa structure | Gerhard Heise | 1987-06-02 |