Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177426 | Over-discharge protection circuitry | Akio Nakanishi, Takao Naito, Yukio Sejima, Koji Matsushima | 1993-01-05 |
| 4894856 | Cordless telephone set operated under multi-channel access | Akio Nakanishi, Takao Naitoh | 1990-01-16 |