Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10273974 | Centrifugal blower unit | Olaf Degenhardt, Eckart Sievers, Harald Jung | 2019-04-30 |
| 10174847 | Saw tooth design for control damper | Detlef Kabierschke, Eckart Sievers | 2019-01-08 |