Patents per Year
Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6442133 | Switchboard having a dual switching system | — | 2002-08-27 | $15,000 |
| 6014566 | Mobile communication system | — | 2000-01-11 | $31,000 |
| 5768688 | Radio port testing method and mobile communication system | — | 1998-06-16 | $11,000 |
| 5636219 | System for processing synchronization signals with phase synchronization in mobile communication network | Hironao Tanaka, Toshiya Tsuji | 1997-06-03 | $18,000 |
| 5627832 | System for processing synchronization signals with phase synchronization in a mobile communication network | Hironao Tanaka, Toshiya Tsuji | 1997-05-06 | $25,000 |
| 5542094 | Mobile communication system making use of | Masahiko Yahagi | 1996-07-30 | $26,000 |
| 5533024 | Radio channel selection method and system | — | 1996-07-02 | $17,000 |
| 5426633 | System for processing synchronization signals with phase synchronization in a mobile communication network | Hironao Tanaka, Toshiya Tsuji | 1995-06-20 | $24,000 |