Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876708 | Cordless telephone system | Toshihiro Hara, Ryoji Kawasaki, Kazuyuki Tate, Syoji Huse, Koji Ono | 1989-10-24 |
| 4864599 | Registration of a new cordless telephone to an existing system | Yukihiro Shimura | 1989-09-05 |
| 4841167 | Clock recovering device | — | 1989-06-20 |
| 4802201 | Control system of a radio telephone apparatus | Kazuhiro Yoshizawa, Akio Yotsutani, Koichi Ito, Syozi Huse, Akio Toki | 1989-01-31 |