Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7801312 | Audio signal processing circuit | Joji Kasai, Kazumasa Takemura | 2010-09-21 |
| 7242782 | Audio signal processing circuit | Joji Kasai, Kazumasa Takemura | 2007-07-10 |
| 6956954 | Surround-sound processing system | Kazumasa Takemura, Joji Kasai, Sadatoshi Hisamoto | 2005-10-18 |
| 6504934 | Apparatus and method for localizing sound image | Joji Kasai, Koichi Sadaie, Kenichiro Toyofuku, Kazumasa Takemura | 2003-01-07 |
| 6067360 | Apparatus for localizing a sound image and a method for localizing the same | Joji Kasai, Kazumasa Takemura, Koichi Sadaie, Kenichiro Toyofuku | 2000-05-23 |