Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6084735 | Magnetic tape drive with function to select magnetic head | Kazunori Tsurumaki | 2000-07-04 |
| 4672483 | Information recording and reading apparatus having recording error checking circuit | — | 1987-06-09 |