Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4282551 | PCM Recording and reproducing apparatus | Yasunori Kanazawa, Takao Arai, Norio Yokozawa | 1981-08-04 |
| 4258330 | Differential current amplifier | Kenji Kaneko, Takahiro Okabe, Tohru Nakamura, Minoru Nagata | 1981-03-24 |