Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6078454 | Head assembly having a table for storing a head offset and bias current | Tsuyoshi Takahashi, Toshihiko Matsuda, Takehiko Tsuboi, Yukio Abe, Koji Ishii +2 more | 2000-06-20 |
| 6043945 | Recording/reproducing device and method of replacing defective sector on media | Takehiko Tsuboi, Tomoo Furukawa, Toshihiko Matsuda, Koji Ishii, Hiroyuki Kobayashi +1 more | 2000-03-28 |
| 5870242 | Disk apparatus and method of measuring frequency characteristic thereof | Yukio Abe, Takehiko Tsuboi | 1999-02-09 |