Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453172 | Dual band portable phone switchable between different phone systems | — | 2002-09-17 |
| RE37790 | Surface acoustic wave filter | Yoshio Satoh, Osamu Ikata, Takashi Matsuda, Mitsuo Takamatsu | 2002-07-16 |
| 6415159 | Band selection method for dual-band mobile phone and mobile phone using the same method | — | 2002-07-02 |