Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007095 | System for synthesizing speech having fluctuation | Tatsuro Matsumoto | 1991-04-09 |
| 4214228 | Error-correcting and error-detecting system | Yukio Sohma, Akira Hattori | 1980-07-22 |