Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483818 | Simultaneous paging signal sending system, sending method used therefor, and recording medium on which control program therefor is recorded | Yoshiaki Ohno | 2002-11-19 |
| 6477159 | Mobile communication system and a method thereof | — | 2002-11-05 |
| 6442176 | Signal transmission system in a mobile communication network | — | 2002-08-27 |
| 6370378 | Cellular communicating network and method for locating mobile stations using hierarchically arranged databases | — | 2002-04-09 |