Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6925302 | Mobile communication method | Hitoshi Watanabe | 2005-08-02 |
| 4435840 | Radio mobile communication system wherein probability of loss of calls is reduced without a surplus of base station equipment | Kenji Mizoe | 1984-03-06 |