Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12191630 | Vertical cavity surface emitting laser device with monolithically integrated photodiode | Ulrich Weichmann, Susanne Weidenfeld, Holger Moench | 2025-01-07 |
| 12055475 | Method of reducing false-positive particle counts of an interference particle sensor module | Hans Spruit, Alexander Marc Van Der Lee, Robert Wolf, Robert Weiss, Matthias Falk | 2024-08-06 |
| 12034272 | Vertical cavity surface emitting laser device with integrated photodiode | — | 2024-07-09 |
| 12015240 | Laser device and method of determining a malfunction of a laser diode | Susanne Weidenfeld, Robert Wolf, Soren Sofke | 2024-06-18 |
| 11973320 | VCSEL device for an SMI sensor for recording three-dimensional pictures | — | 2024-04-30 |
| 11646545 | Method and apparatus for monitoring the optical output power of a laser diode with an associated photodiode and particle sensor device | Robert Wolf, Soren Sofke, Susanne Weidenfeld, Rico Srowik | 2023-05-09 |
| 11469572 | Vertical cavity surface emitting laser | Rainer Michalzik, Sven Bader | 2022-10-11 |
| 11193870 | Method of estimating a condition parameter of a laser diode with an associated photodiode, apparatus for monitoring the operation of such laser diode and particular sensor apparatus | Robert Wolf, Soren Sofke, Susanne Weidenfeld | 2021-12-07 |
| 10707646 | Compact laser device | Alexander Weigl | 2020-07-07 |
| 10658817 | Vertical cavity surface emitting laser | Roger King | 2020-05-19 |
| 10181701 | Safe laser device for optical sensing applications | Holger Moench, Alexander Weigl | 2019-01-15 |
| 10128636 | Vertical cavity surface emitting laser | Roger King | 2018-11-13 |
| 10116119 | Compact laser device | Alexander Weigl | 2018-10-30 |
| 9882355 | Vertical cavity surface emitting laser | Roland Jaeger | 2018-01-30 |
| 9627854 | VCSEL with intracavity contacts | Alexander Weigl, Christian Wimmer | 2017-04-18 |
| 8891569 | VCSEL array with increased efficiency | — | 2014-11-18 |
| 8611382 | Output power stabilization for laser diodes using the photon-cooling dependent laser voltage | — | 2013-12-17 |
| 8467428 | Vertical cavity surface emitting laser device with monolithically integrated photodiode | Roger King, Marcel F. Schemmann | 2013-06-18 |
| 8457170 | Vertical cavity surface emitting laser with active carrier confinement | — | 2013-06-04 |
| 8355417 | Vertical cavity surface emitting laser with improved mode-selectivity | Michael Miller | 2013-01-15 |
| 8345719 | Wavelength-controlled semiconductor laser device | Holger Moench, Mark Carpaij, Alexander Marc Van Der Lee | 2013-01-01 |