Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6136410 | Magnetic recording medium | Kazuhiro Okamoto, Takao Kudo, Yuichi Sasaki | 2000-10-24 |
| 5945156 | Method of manufacturing magnetic recording medium | Yoshihiro Shimizu, Jun Hashimoto | 1999-08-31 |
| 5786093 | Magnetic recording medium having a backcoat composition with low chloride ion and sulfate ion extractables | Hiroji Naruse, Taketoshi Sato | 1998-07-28 |
| 5702757 | Process for producing magnetic recording medium | — | 1997-12-30 |