Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7236685 | Reproduction speed conversion apparatus | Takashi Kawamura, Hideki Ishii, Akira Soota | 2007-06-26 |
| 7236838 | Signal processing apparatus, signal processing method, program and recording medium | Takashi Katayama, Masaharu Matsumoto, Kosuke Nishio, Takeshi Fujita, Akihisa Kawamura +1 more | 2007-06-26 |
| 7200562 | Multimedia data decoder | Seigo Suguta, Norio Hatanaka, Hideyuki Kakuno | 2007-04-03 |
| 7106943 | Coding device, coding method, program and recording medium | Takashi Katayama, Kosuke Nishio, Masaharu Matsumoto, Akihisa Kawamura, Takeshi Fujita +1 more | 2006-09-12 |
| 7069223 | Compressed code decoding device and audio decoding device | Masaharu Matsumoto, Takashi Katayama, Shuji Miyasaka, Takeshi Fujita, Akihisa Kawamura +3 more | 2006-06-27 |
| 7050870 | Reproduction apparatus and music delivery system | Masaharu Matsumoto, Takeshi Fujita, Takashi Katayama, Kazutaka Abe, Kosuke Nishio +1 more | 2006-05-23 |
| 6932269 | Pass-code identification device and pass-code identification method | Fumio Kubono, Akihiko Yamagata, Masachika Sasaki, Toshiharu Takemura, Takashi Matsuo | 2005-08-23 |
| 6931371 | Digital interface device | Takeshi Fujita, Kazutaka Abe, Kosuke Nishio, Takashi Katayama, Masaharu Matsumoto +1 more | 2005-08-16 |
| 6904089 | Encoding device and decoding device | Masaharu Matsumoto, Kazutaka Abe, Kousuke Nishio, Takashi Katayama, Akihisa Kawamura +2 more | 2005-06-07 |
| 6889378 | Information processing method, inter-task communication method, and computer-executable program for the same | — | 2005-05-03 |
| 6847687 | Audio and video processing apparatus | Takeshi Fujita, Takashi Katayama, Kousuke Nishio, Masaharu Matsumoto, Akihisa Kawamura +4 more | 2005-01-25 |
| 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 |
| 6631352 | Decoding circuit and reproduction apparatus which mutes audio after header parameter changes | Takeshi Fujita, Takashi Katayama, Shuji Miyasaka, Masaharu Matsumoto, Akihisa Kawamura +2 more | 2003-10-07 |
| 6546105 | Sound image localization device and sound image localization method | Takashi Katayama, Masaharu Matsumoto, Shuji Miyasaka, Takeshi Fujita, Akihisa Kawamura +2 more | 2003-04-08 |
| 6460016 | Audio decoding device for decoding coded audio information with multiple channels | Shuji Miyasaka, Tukuru Ishito, Takeshi Fujita, Takashi Katayama, Masaharu Matsumoto +3 more | 2002-10-01 |
| 6377641 | Reproduction apparatus and reproduction method | Takashi Katayama, Takeshi Fujita, Kazutaka Abe, Masaharu Matsumoto, Akihisa Kawamura +3 more | 2002-04-23 |
| 6363407 | Exponential calculation device and decoding device | Shuji Miyasaka, Takeshi Fujita, Akihisa Kawamura, Masaharu Matsumoto, Takashi Katayama +2 more | 2002-03-26 |
| 6356639 | AUDIO DECODING APPARATUS, SIGNAL PROCESSING DEVICE, SOUND IMAGE LOCALIZATION DEVICE, SOUND IMAGE CONTROL METHOD, 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 | 2002-03-12 |
| 6304890 | Exponential calculation device and decoding device | Shuji Miyasaka, Takeshi Fujita, Akihisa Kawamura, Masaharu Matsumoto, Takashi Katayama +2 more | 2001-10-16 |
| 6297754 | Decoding device | Shuji Miyasaka, Takeshi Fujita, Akihisa Kawamura, Masaharu Matsumoto, Takashi Katayama +2 more | 2001-10-02 |
| 6295319 | Decoding device | Masaharu Matsumoto, Shuji Miyasaka, Takeshi Fujita, Takashi Katayama, Kazutaka Abe +5 more | 2001-09-25 |
| 6233562 | Audio decoding device and signal processing device for decoding multi-channel signals with reduced memory requirements | Shuji Miyasaka, Tukuru Ishito, Takeshi Fujita, Takashi Katayama, Masaharu Matsumoto +3 more | 2001-05-15 |
| 6118821 | Compressed code decoding device and audio decoding device | Masaharu Matsumoto, Takashi Katayama, Shuji Miyasaka, Takeshi Fujita, Akihisa Kawamura +3 more | 2000-09-12 |