Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8606243 | Mobile network system and guidance message providing method | Yuji Tajima, Takashi Mitsuhashi, Kohji Inokawa, Yumi Eguchi | 2013-12-10 |
| 8346269 | Mobile network system and guidance message providing method | Yuji Tajima, Takashi Mitsuhashi, Kohji Inokawa, Yumi Eguchi | 2013-01-01 |
| 7272135 | Gateway apparatus | Hiroko Suzuki, Masayuki Tashiro | 2007-09-18 |
| 6987757 | Call setting method for network system | Masanori Akiyama | 2006-01-17 |
| 6788677 | Gateway apparatus, terminal specification method for gateway apparatus and computer-readable recording medium having recorded terminal-specifying program | Noriyuki Fukuyama, Masanobu Morinaga, Masahiro Matsuda | 2004-09-07 |
| 6771637 | Gateway apparatus | Hiroko Suzuki | 2004-08-03 |
| 6724749 | Internet telephony system | Masayuki Tashiro, Noriyuki Fukuyama, Masanobu Morinaga, Takahiro Shirakawa, Kenichi Tonomura | 2004-04-20 |
| 6657995 | Circuit connecting unit in integrated network | — | 2003-12-02 |
| 6577638 | Gateway carrying out routing optimization | Masayuki Tashiro, Hiroko Suzuki | 2003-06-10 |