Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803582 | Perpendicular magnetization type magnetic head having a magnetic pole part which forms a closed magnetic path | — | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803582 | Perpendicular magnetization type magnetic head having a magnetic pole part which forms a closed magnetic path | — | 1989-02-07 |