Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8055260 | Mobile communication system, local subscriber information management device, and communication information management method | Keiji Machida, Hiroshi Nakamura | 2011-11-08 |
| 8010114 | Mobile communications system and communication branch establishing method | Makoto Shoji, Masafumi Masuda, Takaaki Sato | 2011-08-30 |