Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389539 | Digital filter for performing serial operations and vocal sound synthesizing apparatus having the digital filter | Taisuke Watanabe, Katsuyuki Niyada, Shoji Hiraoka | 1983-06-21 |