Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4783805 | System for converting a voice signal to a pitch signal | Toshihiro Nishio | 1988-11-08 |
| 4701872 | Aperiodic waveform generation using stored markers identifying scaled waveform sections | Masatsugu Kitamura, Tokumi Watanabe, Naoki Yamashita, Hiroshi Yoshida | 1987-10-20 |
| 4683795 | Periodic wave form generation by recyclically reading amplitude and frequency equalized digital signals | Masatsugu Kitamura, Tokumi Watanabe, Naoki Yamashita, Hiroshi Yoshida | 1987-08-04 |
| 4638710 | Periodic waveform generation by nonrecyclically reading lower frequency audio samples and recyclically reading higher frequency audio samples | Masatsugu Kitamura, Tokumi Watanabe, Naoki Yamashita, Hiroshi Yoshida | 1987-01-27 |