Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10404178 | Insulation type step-up converter | Koji Nakajima, Takashi Kumagai, Yuji Shirakata | 2019-09-03 |
| 10199159 | Insulation type step-down coverter | Koji Nakajima, Takashi Kumagai, Yuji Shirakata | 2019-02-05 |