Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7990859 | Packet transmission control device and packet transmission control method | Hiroyuki Ishii, Akihito Hanaki, Takehiro Nakamura, Shinya Tanaka, Masafumi Usuda | 2011-08-02 |
| 7937111 | Wireless base station apparatus and wireless communication control method | Hiroyuki Ishii, Masafumi Usuda, Akihito Hanaki | 2011-05-03 |
| 7904102 | Mobile communication system and control method thereof and radio network controller and base station used for the same | Naoto Itaba, Mayu Yamada | 2011-03-08 |