Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368949 | Magnetic recording medium having specific subbing layers and process for recovery and processing thereof | Hiroshi Hashimoto, Kazuko Hanai, Keiichi Suzuki | 1994-11-29 |
| 5356726 | Magnetic recording medium comprising a magnetic layer having ferromagnetic powder, a specified binder and a lubricant composition which includes a specified tertiary branched chain fatty acid ester | Yasuo Nishikawa, Kazuko Hanai, Yuzo Higaki, Tatsuya Yamada | 1994-10-18 |
| 5336561 | Magnetic recording medium | Hiroshi Hashimoto, Kenichi Masuyama, Yasuyuki Tanaka, Hiroyuki Kobayashi | 1994-08-09 |