Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5337366 | Active control apparatus using adaptive digital filter | Jun Saitoh, Hiroyuki Iida, Kozo Hiyoshi | 1994-08-09 |
| 5278780 | System using plurality of adaptive digital filters | — | 1994-01-11 |