Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12283986 | Optical wavemeter | Marcel Zeiler | 2025-04-22 |
| 12174509 | Optical wavemeter | Marcel Zeiler | 2024-12-24 |
| 11536610 | Optical wavemeter | Marcel Zeiler | 2022-12-27 |
| 11522340 | Laser wavelength center lock using photonic integrated circuit | — | 2022-12-06 |
| 10732352 | Continuously tunable optical filter | — | 2020-08-04 |
| 10641964 | Continuous phase tuning system with loop mirror | — | 2020-05-05 |
| 10389450 | Optical bandwidth interleaving | — | 2019-08-20 |
| 8744277 | Calibrating an optical downconverter | — | 2014-06-03 |
| 8121480 | Methods and apparatus for recovering first and second transmitted optical waves from a polarization multiplexed optical wave | Bogdan Szafraniec | 2012-02-21 |
| 7570350 | Detecting different spectral components of an optical signal by means of an optical shutter | — | 2009-08-04 |
| 7496119 | External cavity laser with multiple stabilized modes | Peter Thoma, Emmerich Mueller | 2009-02-24 |
| 7430227 | Wavelength tunable laser source with parameter correction | Michael Schubert, Emmerich Mueller, Ralf Haeussler, Wolf Steffens | 2008-09-30 |
| 7423760 | Method and apparatus for monitoring an interferometer | Wolf Steffens, Ulrich Kallmann, Emmerich Mueller, Ralf Haeussler | 2008-09-09 |
| 7397543 | Optical reflectometry analysis with a time-adjustment of partial responses | — | 2008-07-08 |
| 7312435 | Determination of a physical state of an optical device | — | 2007-12-25 |
| 7242698 | Wavelength tunable laser with dispersive element | Jochen Schwarz, Wolf Steffens, Ulrich Kallmann, Emmerich Mueller | 2007-07-10 |
| 7106450 | Determination of a device signal response characteristic using multiple varied signals | Thomas Jensen, Ruediger Maestle | 2006-09-12 |
| 7075957 | Controlling an optical source using a beat frequency | Ulrich Kallmann, Wolf Steffens, Emmerich Mueller, Hansjoerg Haisch, Jochen Schwarz | 2006-07-11 |
| 6937346 | Wavemeter having two interference elements | Andreas Schmidt, Matthias Jaeger | 2005-08-30 |
| 6847486 | Low-PDL beam splitter | Rudiger Maestle | 2005-01-25 |
| 6795454 | Tuning a laser | — | 2004-09-21 |
| 6753953 | Scattering attenuator | — | 2004-06-22 |
| 6748157 | Sled-guide-assembly in particular for optical attenuators | Jochen Buhl, Jörg Schmidt | 2004-06-08 |