Issued Patents All Time
Showing 126–135 of 135 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461928 | Telephone charge system for displaying allotment of charges between a calling party and a called party | — | 1984-07-24 |
| 4459432 | Telephone charge integrating and displaying device and system | — | 1984-07-10 |
| 4445000 | Automatic telephone answering apparatus | — | 1984-04-24 |
| 4408182 | Lighting and morse code signaling device | Mutsuo Konno | 1983-10-04 |
| 4396804 | Telephone answering device with automatic rewind | — | 1983-08-02 |
| 4396803 | Coplanar type driving mechanism for telephone answering and recording device | — | 1983-08-02 |
| 4352651 | Mold equipment | Sadao Kumasaka, Satomi Tada, Goro Yoneyama | 1982-10-05 |
| 4242539 | Telephone information displaying device | — | 1980-12-30 |
| 4242547 | Periodical switching device capable of adjusting the operation time | — | 1980-12-30 |
| 4194089 | Automatic answering telephone set having an endless tape with a plurality of selective tracks | — | 1980-03-18 |