Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8116479 | Sound collection/reproduction method and device | Yoshitaka Murayama, Akira Goto | 2012-02-14 |
| 7920711 | Audio device and method for generating surround sound having first and second surround signal generation units | Noriyuki Takashima, Masaichi Akiho | 2011-04-05 |
| 7664270 | 3D audio signal processing system using rigid sphere and method thereof | Tae Jin LEE, Dae Young JANG, Kyeongok Kang, Chieteuk Ahn, Jin Woong Kim +1 more | 2010-02-16 |
| 7650000 | Audio device and playback program for the same | Kazuhiro Kawana, Toshio Saito, Noriyuki Hanawa | 2010-01-19 |
| 7072474 | Sound recording and reproduction systems | Philip Nelson, Ole Kirkeby | 2006-07-04 |
| 6760447 | Sound recording and reproduction systems | Philip Nelson, Ole Kirkeby | 2004-07-06 |
| 5949894 | Adaptive audio systems and sound reproduction systems | Philip Nelson, Felipe Orduna-Bustamante | 1999-09-07 |
| 5862227 | Sound recording and reproduction systems | Felipe Orduna-Bustamante, Ole Kirkeby, Philip Nelson | 1999-01-19 |
| 5295192 | Electronic noise attenuation method and apparatus for use in effecting such method | Tanetoshi Miura, Akio Kinoshita, Noriharu Sato, Keiichiro Mizuno, Minoru Takahashi | 1994-03-15 |
| 5018202 | Electronic noise attenuation system | Minoru Takahashi, Tanetoshi Miura, Hideki Hyoudo, Ryusuke Gotoda, Yasushi Yoshimura +2 more | 1991-05-21 |
| 4783817 | Electronic noise attenuation system | Takashi Enokida, Tanetoshi Miura, Minoru Takahashi, Takashi Kuribayashi, Kinichiro Asami +1 more | 1988-11-08 |