Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12405147 | Retaining device for an anemometer, and centrifugal fan | Thomas Heli, Peter Riegler, Valerius Schaaf | 2025-09-02 |
| 12006947 | Diagonal fan with outlet guide vane device | Thomas Heli, Joerg Guenther, Peter Riegler | 2024-06-11 |
| 11835062 | Compact diagonal fan with outlet guide vane device | Thomas Heli | 2023-12-05 |
| 11732728 | Diagonal fan wheel with increased strength | Werner Haas, Wolfgang Laufer, Tobias Sieger, Eugen Usselmann | 2023-08-22 |
| 11692553 | Diagonal fan having swirl reduction at the diagonal impeller | Oliver Haaf | 2023-07-04 |
| 11649829 | Impeller with a seamless connection of the impeller blades to a disc body | Niels Blaha | 2023-05-16 |
| 11629726 | Centrifugal or diagonal impeller with modified blade edge | Erhard Gruber, Michael Strehle | 2023-04-18 |
| 11542955 | Diagonal fan having an optimized diagonal impeller | Oliver Haaf, Johannes Dörr | 2023-01-03 |
| 11542954 | Housing produced in one working step | Werner Haas, Tobias Sieger, Eugen Usselmann, Wolfgang Laufer | 2023-01-03 |
| 11506220 | Fan wheel with three dimensionally curved impeller blades | — | 2022-11-22 |
| 11428238 | Diagonal fan having an optimized housing | Oliver Haaf | 2022-08-30 |
| 11365741 | Axial fan with increased rotor diameter | Thorsten Pissarczyk, Angelika Klostermann, Katrin Bohl, Markus Engert, Oliver Haaf +1 more | 2022-06-21 |
| 11143197 | Covered radial fan wheel with a periodically and asymmetrically shaped plate | Jens Müller | 2021-10-12 |
| 11047394 | Flow rectifier of a fan | Oliver Haaf, Thomas Heli | 2021-06-29 |
| 10927846 | Radial fan having an impeller for volume flow measurement | Oliver Haaf, Thomas Heli, Peter Riegler, Valerius Schaaf | 2021-02-23 |
| D906510 | Fan with a cooling element | Thomas Heli, Peter Riegler, Valerius Schaaf | 2020-12-29 |
| 10851792 | Diagonal fan | — | 2020-12-01 |
| D903085 | Fan | Werner Haas, Wolfgang Laufer, Eugen Usselmann, Tobias Sieger | 2020-11-24 |
| D897520 | Fan | Werner Haas, Wolfgang Laufer, Eugen Usselmann, Tobias Sieger | 2020-09-29 |
| 10781829 | Flow-conducting grille for arranging on a fan | Jens Müller, Oliver Haaf, Josef Rathgeb, Manuel Vogel | 2020-09-22 |
| 10760590 | Flow straightener | Thorsten Pissarczyk, Sebastian Hoss | 2020-09-01 |
| D894366 | Ventilation unit | Thomas Heli, Peter Riegler, Valerius Schaff | 2020-08-25 |
| D894367 | Vent frame | Werner Haas, Wolfgang Laufer, Eugen Usselmann, Tobias Sieger | 2020-08-25 |
| D890328 | Ventilation grid | Thomas Heli, Peter Riegler, Valerius Schaff | 2020-07-14 |
| 10677265 | Spiral housing for a radial fan | Oliver Haaf | 2020-06-09 |