Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4423114 | Magnetic powder for magnetic recording medium | Hiroto Saguchi, Masashi Hayama | 1983-12-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4423114 | Magnetic powder for magnetic recording medium | Hiroto Saguchi, Masashi Hayama | 1983-12-27 |