Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803674 | Magneto-optical recorder with small-sized, low-powered electromagnetic coil | Takeshi Nakao | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803674 | Magneto-optical recorder with small-sized, low-powered electromagnetic coil | Takeshi Nakao | 1989-02-07 |