Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9692243 | Frequency regulation method, frequency regulation apparatus, and storage battery system | Mitsuru Kaji, Kenichi Watanabe | 2017-06-27 |
| 9575501 | Method of controlling frequency, frequency control system, frequency control apparatus, and program | Kenichi Watanabe, Wei Zhang | 2017-02-21 |