Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10020653 | Station-building power supply device | Yasushi Matsumura, Takeshi Tanaka, Wataru Okuda | 2018-07-10 |
| 9898027 | Station building power supply device | Takeshi Tanaka, Yasushi Matsumura, Wataru Okuda | 2018-02-20 |