Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8848398 | Direct current power supply device | Tetsuya Niijima | 2014-09-30 |
| 7145784 | DC power source apparatus | Mizuki Utsuno, Yoshikazu Takahashi, Hiromi Koiwai | 2006-12-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8848398 | Direct current power supply device | Tetsuya Niijima | 2014-09-30 |
| 7145784 | DC power source apparatus | Mizuki Utsuno, Yoshikazu Takahashi, Hiromi Koiwai | 2006-12-05 |