Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8917879 | Active muffler | Yasushi Sato | 2014-12-23 |
| 8666732 | High frequency signal interpolating apparatus | Yasushi Sato | 2014-03-04 |
| 8482439 | Adaptive differential pulse code modulation encoding apparatus and decoding apparatus | Yasushi Sato | 2013-07-09 |
| 8301281 | High-frequency signal interpolation apparatus and high-frequency signal interpolation method | Yasushi Sato | 2012-10-30 |
| 8242836 | Acoustic characteristic control apparatus | Yasushi Sato | 2012-08-14 |