Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11906465 | Magnetic material concentration measuring device | Takashi Fujii | 2024-02-20 |
| 8115478 | Device and method for measuring concentration of magnetic material | Takashi Fujii | 2012-02-14 |