Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8363547 | Communication method and radio network control device in a mobile communication system | Takeshi Shimada, Shinya Hatakeyama, Ken Takashima | 2013-01-29 |
| 8301199 | Mobile apparatus | Hitoshi Sakakura | 2012-10-30 |
| 8289899 | Communication method and intermediate network device with branch selection functions | Shinya Hatakeyama, Tomoyuki Ueno, Ken Takashima | 2012-10-16 |
| 7561516 | Packet relaying method and device | Daisuke Namihira, Masao Yoshikawa | 2009-07-14 |