Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4453091 | Level detecting circuit | Masayuki Katakura, Kenzo Akagiri | 1984-06-05 |
| 4441083 | Noise reduction circuit | Kenzo Akagiri, Masayuki Katakura | 1984-04-03 |
| 4441084 | Noise reduction circuit | Kenzo Akagiri, Masayuki Katakura | 1984-04-03 |
| 4433254 | Level detecting circuit | Masayuki Katakura, Kenzo Akagiri | 1984-02-21 |
| 4427950 | Noise reduction circuit | Kenzo Akagiri, Masayuki Katakura | 1984-01-24 |