Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7929255 | Magnetic head inspection system, magnetic head inspection method and magnetic disk drive manufacturing method | Hiroshi Umezaki | 2011-04-19 |
| 7574046 | Optimized lighting method for slider serial reading using class variance | Yohtaroh Ichimura, Takayuki Erikawa, Yukihiro Nakamura | 2009-08-11 |