Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12218485 | Mid-IR external cavity quantum cascade laser with a wavelength-adjustable interference filter | — | 2025-02-04 |
| 11391703 | Photo-acoustic sensor head and photo-acoustic measuring apparatus with improved interference signal suppression | Hermann Von Lilienfeld-Toal, Oliver Supplie | 2022-07-19 |
| 11268899 | Photoacoustic method with a measuring light having a predetermined wavelength range for the determination of properties of an inhomogeneous sample | Raphael Schlesinger, Hermann Von Lilienfeld-Toal | 2022-03-08 |