Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787080 | PCM coder and decoder circuit having digital balancing network | Kazuo Yamakido, Takahiko Kozaki, Shigeo Nishita | 1988-11-22 |
| 4591827 | PCM coder-decoder | Shigeo Nishita, Kazuo Yamakido | 1986-05-27 |