Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810269 | Base station apparatus, ID control apparatus and ID assignment method | — | 2004-10-26 |
| 6731955 | Radio communication system, mobile terminal unit thereof, and azimuth determining method | Jun Hirano, Gen-Ichirou Ohta | 2004-05-04 |