Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10910841 | Method and system for power grid voltage regulation by distributed energy resources | Robert J. Nelson | 2021-02-02 |
| 10042374 | Method and apparatus for determining a weakened grid condition and controlling a power plant in a manner appropriate to the grid condition | Robert J. Nelson, Hongtao Ma, William F. Clark, Jr. | 2018-08-07 |
| 9871382 | Method and controller for continuously operating a plurality of electric energy generating machines during a high voltage condition | Robert J. Nelson, William F. Clark, Jr. | 2018-01-16 |
| 9450416 | Wind turbine generator controller responsive to grid frequency change | Hongtao Ma, Robert J. Nelson, William F. Clark, Jr. | 2016-09-20 |
| 8823193 | Method and system for limitation of power output variation in variable generation renewable facilities | Robert J. Nelson, Hongtao Ma, William F. Clark, Jr. | 2014-09-02 |