Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8320917 | Mobile terminal, communication system including communication server base station, communication method in the communication system and base station | Tomonari Kagimoto, Yohji Fukuzawa, Akihiro Sato, Tatsuhiko Takata | 2012-11-27 |
| 8300633 | Network quality monitoring device and method for internet services involving signaling | Ryuji Oda, Junji Tagane, Katsuyuki Fujiyoshi | 2012-10-30 |
| 6771645 | Packet relaying apparatus | Yasushi Sasagawa | 2004-08-03 |
| 6584110 | Voice gateway and route selection | Yasuhiro Mizuta, Masami Ohta, Tomoyuki Uekado, Yasuo Inoue | 2003-06-24 |
| 4747492 | Note sorting and counting apparatus | Tetsuo Saito, Toshiya Takahashi, Osami Katsumata, Mitsuo Ikemi, Toshio Numata | 1988-05-31 |
| 4681229 | Note sorting and counting apparatus | Sadaaki Uesaka, Toshio Numata | 1987-07-21 |