Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121266 | Magnetic recording/reproducing apparatus | Yoichi Ito, Atsushi Yoshioka, Susumu Ohtsuka | 1992-06-09 |
| 4786986 | Magnetic recording and reproducing apparatus | Atsushi Yoshioka, Katsuyuki Watanabe, Michio Masuda, Kuniaki Miura | 1988-11-22 |