Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6947244 | Servo pattern writing method and apparatus thereof | Hiroshi Kawaguchi, Shizuo Yamazaki, Makoto Horisaki, Katsumi Watanabe, Kenji Tomida | 2005-09-20 |
| 6898047 | Magnetic disk drive for compensating repeatable runout error | Kazuhisa Shishida, Yosuke Seo, Takahiro Inoue, Makoto Horisaki | 2005-05-24 |