Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4246445 | System for controlling the transmission of specific dial numbers | Toshiaki Hayasaka, Yoshio Shinoda | 1981-01-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4246445 | System for controlling the transmission of specific dial numbers | Toshiaki Hayasaka, Yoshio Shinoda | 1981-01-20 |