Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4472812 | Kalman equalizer | Hiroshi Sakaki | 1984-09-18 |
| 4368360 | Adaptive control type echo suppressor | Akira Sato, Masamichi Niiya, Masayuki Takeuchi, Masaru Fukai | 1983-01-11 |
| 4285045 | Delay circuit | Michitoshi Tamori, Hideo Kobayashi, Hidetaka Yanagidaira | 1981-08-18 |
| 4241443 | Apparatus for reducing a sampling frequency | Hiroshi Sakaki | 1980-12-23 |