Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6377213 | Wave arrival direction estimating method and antenna apparatus having wave arrival direction estimating function | Hiroki Shoki | 2002-04-23 |
| 6346916 | Antenna apparatus and radio device using antenna apparatus | Syuichi Sekine | 2002-02-12 |
| 6336037 | Portable radio terminal device | Syuuichi Sekine, Toshiki Miyasaka | 2002-01-01 |