Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D897264 | Screw propeller | Tatjana Nechaeva | 2020-09-29 |
| 9476189 | Pump station | Jens Reimer | 2016-10-25 |
| 8371561 | Aeration diffuser assembly end seal | James A. Reilly, Anders G. Berfner | 2013-02-12 |