Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051287 | Magnetic disk having a magnetic layer comprising a binder and ferromagnetic particles of specified crystallite size and surface area and in which the mechanical loss tangent, tan delta, is within a specified range | Yasuyuki Yamada, Mikihiko Kato, Masaya Kojima, Yasuo Nagashima | 1991-09-24 |