Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7158932 | Noise suppression apparatus | — | 2007-01-02 |
| 7092516 | Echo processor generating pseudo background noise with high naturalness | Shinya Takahashi | 2006-08-15 |
| 7043030 | Noise suppression device | — | 2006-05-09 |
| 5730167 | Hot and cold water mixing device | Masatoshi Enoki, Toshihide Ushita, Hideyuki Matsui, Tatsuo Matsukuma, Yuji Matsuo +2 more | 1998-03-24 |