Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777618 | Method of storing, indicating or producing signals and apparatus for recording or producing signals | Jiro Nakano, Yoshizo Ito, Hiroyasu Fukaya, Motozo Ikeda | 1988-10-11 |