Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724824 | Digital signal processing method | Takeshi Otsuka, Masatoshi Taniguchi, Nobukatsu Okuda, Tatsushi Bannai | 2004-04-20 |
| 6690879 | Magnetic recording and reproducing apparatus of helical scan type | Masaru Higashionji, Takeshi Otsuka, Keiichi Ishida, Hiroshi Yohda | 2004-02-10 |