Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8567044 | Method of manufacturing a magnetic disk | Hiroshi Takeda, Tomotaka Yokoyama, Tadashi Tomonaga | 2013-10-29 |
| 8033008 | Method for supporting manufacture of a magnetic disk | Hiroshi Takeda, Tomotaka Yokoyama, Tadashi Tomonaga | 2011-10-11 |
| 6099981 | Magnetic recording medium having a lubricant film coated on optimum conditions and method of evaluating the lubricant film | — | 2000-08-08 |
| 5939170 | Magnetic recording medium | Shoji Matsuda, Jun Horikawa | 1999-08-17 |
| 5919560 | Magnetic recording medium having a lubricant film | — | 1999-07-06 |