Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665133 | Magnetic transfer method and magnetic transfer device | Hideyuki Hashi, Taizo Hamada, Toshio Makabe, Kiyokazu Toma, Tatsuaki Ishida +1 more | 2003-12-16 |
| 6646820 | Method for recording magnetic recording medium | Tatsuaki Ishida, Taizou Hamada, Hideyuki Hashi, Keizo Miyata, Hiromi Kita | 2003-11-11 |