Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8400983 | Communication system and method, and gateway | Hiroto Nakagawa, Koji Watanabe, Yosuke Takahashi | 2013-03-19 |
| 8238356 | Communication system and access gateway apparatus | Hitomi Nakamura, Norihisa Matsumoto, Masashi Yano, Masahiro Takatori | 2012-08-07 |
| 8160587 | Radio access terminal, base station controller, and handoff control method in radio communication system | Dan Xu, Tsutomu Uchida, Shiro Mazawa | 2012-04-17 |
| 7561557 | Base station apparatus, mobile station, and contents provider | Masao Hayama, Yoshiyuki Machida, Shirou Mazawa, Fumihiko Shimazaki | 2009-07-14 |
| 7006484 | Base station apparatus, mobile station, and contents provider | Masao Hayama, Yoshiyuki Machida, Shirou Mazawa, Fumihiko Shimazaki | 2006-02-28 |