Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9800171 | Protection system for DC power transmission system, AC-DC converter, and method of interrupting DC power transmission system | Kazuyori TAHATA, Hiroki Ito, Kunio Kikuchi, Makoto Miyashita | 2017-10-24 |