Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701132 | Mobile communication system, mobile station, and base station that calculates distance from mobile station | Shoji Fukuzawa, Tetsuhiko Hirata, Masashi Yano, Toshiro Suzuki | 2004-03-02 |