Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799257 | Wireless transmission system for PM modulation signal | Masahichi Kishi, Seizo Seki | 1989-01-17 |
| 4726064 | Wireless reception system | Masahichi Kishi, Seizo Seki | 1988-02-16 |