Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823310 | Audio signal processing device and audio signal high-rate reproduction method used for audio visual equipment | Tsukuru Ishito, Masaharu Matsumoto, Shuji Miyasaka, Takeshi Fujita, Takashi Katayama +4 more | 2004-11-23 |