Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879740 | Wide area cordless telephone system having means for avoiding double registrations | Kohji Monma, Yoshitoshi Murata | 1989-11-07 |
| 4852148 | Radio telephone system | Toshihiko Shibata, Mitsuo Sato, Yoshitoshi Murata | 1989-07-25 |