Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361396 | Location registration system in mobile communication | Seizo Onoe, Narumi Umeda, Hidemi Yamaguti | 1994-11-01 |
| 5203008 | Method of assigning radio communication channels to each of a plurality of mobile stations | Yoshiaki Nakajima, Jun Tajima | 1993-04-13 |