Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5549954 | Magnetic disc | Haruhiko Otsuka, Yuzo Murayama, Akihiko Tashiro, Naohiko Ishimaru | 1996-08-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5549954 | Magnetic disc | Haruhiko Otsuka, Yuzo Murayama, Akihiko Tashiro, Naohiko Ishimaru | 1996-08-27 |