Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8457926 | Disk protrusion detection/flatness measurement circuit and disk glide tester | Kenichi Shitara | 2013-06-04 |
| 7903361 | Method of detecting scratch defect in circumferential direction and magnetic disk certifier | Sumihiro MAEDA | 2011-03-08 |
| 7679321 | Power circuit | Junji Takeshita, Kouichirou Sakamoto | 2010-03-16 |