Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422359 | Tomographic refractive index profile evaluation of non-symmetrical glass fiber preforms and fibers themselves | Carl W. Ponader | 2025-09-23 |
| 12085506 | Method for determining the refractive-index profile of a cylindrical optical object | — | 2024-09-10 |
| 11788927 | Evaluation of preforms with non-step-index refractive-index-profile (RIP) | — | 2023-10-17 |
| 10819249 | Control of phase currents of inverters that are connected in parallel | Harald Wiessmann, Bernd Dressel | 2020-10-27 |
| 10749445 | Regulation of an output current of a converter | Norbert Benesch, Bernd Dressel, Harald Wiessmann | 2020-08-18 |
| 10508973 | Method for determining the refractive index profile of a cylindrical optical object, particularly a preform for an optical fiber | Bodo Kühn | 2019-12-17 |