Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827483 | Spectrum spreading communication system using single spreading code | — | 2004-12-07 |
| 6782084 | Special call fee charging method | Eiji Kito | 2004-08-24 |
| 6751242 | Surface emitting semiconductor laser and surface emitting semiconductor laser array | Tsuyoshi Kaneko, Tetsuo Nishida | 2004-06-15 |
| 6730990 | Mountable microstructure and optical transmission apparatus | Tatsuya Shimoda | 2004-05-04 |
| 6728919 | Mobile telephone system and site diversity reception method | Yoshinori Nagata | 2004-04-27 |