Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8559288 | Optical disk recording device, recording data transmission method, and semiconductor device | — | 2013-10-15 |
| 6586962 | Semiconductor device | Akinori Sakurai | 2003-07-01 |
| 6525585 | Fixed-length delay generation circuit | Tomohiro Iida | 2003-02-25 |
| 6438080 | Disk driving method and disk drive | Masatomo Shoji | 2002-08-20 |
| 6154071 | PLL circuit | — | 2000-11-28 |
| 6147530 | PLL circuit | — | 2000-11-14 |
| 6118393 | EFM signal frame period detecting circuit, and system for controlling the frequency of the bit synchronizing clock signal used for reproducing the EFM signal | Toshinari Chiba | 2000-09-12 |
| 5923628 | Disk rotational velocity controlling circuit | — | 1999-07-13 |