Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700541 | Magnetic recording medium | Tsutomu Okita | 1997-12-23 |
| 5612134 | Magnetic recording medium having a carbon protective layer and a fluoro-lubricant supplied from a backcoat layer | Tsutomu Okita, Hideomi Watanabe, Masaki Satake, Hiroshi Hashimoto | 1997-03-18 |
| 5607782 | Magnetic recording medium | Masaki Satake, Tsutomu Okita | 1997-03-04 |