Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6994029 | Magnetic transfer method and magnetic transfer device | Hideyuki Hashi, Toshio Makabe, Kiyokazu Toma, Tatsuaki Ishida, Yasuaki Ban +1 more | 2006-02-07 |
| 6665133 | Magnetic transfer method and magnetic transfer device | Hideyuki Hashi, Toshio Makabe, Kiyokazu Toma, Tatsuaki Ishida, Yasuaki Ban +1 more | 2003-12-16 |
| 6469848 | Method and apparatus for manufacturing a magnetic recording medium with pre-format recording signals transferred and recorded by using a master information carrier | Hideyuki Hashi | 2002-10-22 |
| 4652959 | Apparatus for optimizing contact between a rotating flexible magnetic sheet and a magnetic head | — | 1987-03-24 |