Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7174087 | Playback apparatus and adaptive equalizing circuit with a phase-locked loop coupled thereto | Masafumi Takiguchi | 2007-02-06 |
| 6678460 | Magnetic reproducer and magnetic reproduction method | Isao Kogure, Yasutaka Kotani, Masanori Kimura, Keiko Takeda, Hisao Osabe | 2004-01-13 |
| 6674961 | Magnetic recording device and method, magnetic reproduction device and method, and tape recording medium | Hiroya MORI, Yasutaka Kotani, Hisao Osabe, Masanori Kimura | 2004-01-06 |
| 6600871 | Digital video cassette recorder | Yasutaka Kotani | 2003-07-29 |