Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4700392 | Speech signal detector having adaptive threshold values | Takao Nishitani | 1987-10-13 |
| 4571737 | Adaptive differential pulse code modulation decoding circuit | Takao Nishitani, Ichiro Kuroda | 1986-02-18 |
| 4395595 | Digital pushbutton signalling receiver | Takao Nishitani | 1983-07-26 |