Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9448272 | Earthed connection detection | — | 2016-09-20 |
| 9404500 | Control algorithm of variable speed pumping system | Robert W. Stiles, Jr., Ronald B. Robol, Lars Hoffmann Berthelsen, Everett Cox, Donald Steen +4 more | 2016-08-02 |