Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12055146 | Adaptive learning system for improving sump pump control | Nathan L. Tofte, John Donovan, Richard Jan Tjaden | 2024-08-06 |
| 11988214 | Determining and utilizing a desired frequency for a mechanical shaker for a sump pump system | Nathan L. Tofte, John Donovan, Richard Jan Tjaden | 2024-05-21 |
| 11859620 | Detecting and utilizing water vibrations in sump pump system control | Nathan L. Tofte, John Donovan, Richard Jan Tjaden | 2024-01-02 |