Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753827 | Antenna device for mobile communication terminal | Tadashi Oshiyama | 2004-06-22 |
| 6522300 | Antenna device for mobile tele-communication terminal | Tadashi Oshiyama, Atsushi Sato, Katsutoshi Okubo, Takao Kawahara | 2003-02-18 |