Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7872826 | Disk storage device and control method for the same | Sumie Takeda, Katsumoto Onoyama, Yosuke Hamada | 2011-01-18 |
| 7636218 | Recording method, unload method, and magnetic disk | Sumie Takeda, Katsumoto Onoyama, Iwao Oshimi | 2009-12-22 |