Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6553122 | Method and apparatus for multi-channel acoustic echo cancellation and recording medium with the method recorded thereon | Yoichi Haneda, Shoji Makino, Yutaka Kaneda | 2003-04-22 |