Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6914948 | Media noise post-processor with varying threshold | Koshiro Saeki | 2005-07-05 |
| 6856480 | Phase tolerant servo gray code detector | Isao Takigasaki | 2005-02-15 |
| 6760173 | Synchronization servo mark detector and method having improved phase error immunity for use in mass data storage device, or the like | Isao Takigasaki | 2004-07-06 |
| 6275967 | Optical disk drive using y0+y1 signal detection | — | 2001-08-14 |
| 6233715 | Synchronous servo gray code detector using a PR4 matched filter | Koshiro Saeki | 2001-05-15 |
| 6097320 | Encoder/decoder system with suppressed error propagation | Koshiro Saeki | 2000-08-01 |
| 5995561 | Method and apparatus for reducing noise correlation in a partial response channel | Richard G. Yamasaki, Ho-Ming Lin, Craig Tammel | 1999-11-30 |