Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7147943 | Magnetic recording medium, the manufacturing method and magnetic recording apparatus using the same | Toshinori Ono, Yuuichi Kokaku, Hiroyuki Matsumoto, Hiroshi Tani, Mitsuhiro Shoda +4 more | 2006-12-12 |
| 6605335 | Magnetic recording medium | Hiroshi Tani, Hiroyuki Matsumoto, Mitsuhiro Shyoda, Takayuki Nakakawaji, Yoko Ogawa | 2003-08-12 |