Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9142424 | Cleaning system and cleaning method | Minoru Uchida | 2015-09-22 |
| 7907890 | Mobile communication system, transmitting station, receiving station, relay station, communication path determining method, and communication path determining program | Shinji Takeda, Atsushi Fujiwara, Hitoshi Yoshino, Yasushi Yamao | 2011-03-15 |
| 7889632 | Radio communication system and radio communication method | Kozue Hamamoto, Hitoshi Yoshino | 2011-02-15 |
| 7881660 | Mobile communication system, transmitting station, receiving station, relay station, communication path determining method, and communication path determining program | Shinji Takeda, Atsushi Fujiwara, Hitoshi Yoshino, Yasushi Yamao | 2011-02-01 |
| 7720466 | Radio control station, radio terminal, base station, communication system, and communication method | Shinji Takeda | 2010-05-18 |
| 7702280 | Mobile communication system, transmission station, reception station, relay station, communication path deciding method, and communication path deciding program | Shinji Takeda, Atsushi Fujiwara, Hitoshi Yoshino, Yasushi Yamao | 2010-04-20 |
| 7619998 | Multi-hop communication system, radio control station, radio station and multi-hop communication method | Shinji Takeda, Atsushi Fujiwara, Hitoshi Yoshino | 2009-11-17 |
| 7519029 | Radio communication system, base station, relay station, mobile station, and packet transmission control method | Shinji Takeda, Atsushi Fujiwara, Hitoshi Yoshino, Yasushi Yamao | 2009-04-14 |
| 7457230 | Sending radio station, receiving radio station, radio communication system, and radio communication method | Shinzo Ohkubo | 2008-11-25 |
| 7352729 | Wireless communication system for multi-hop connection, source station, radio station and pilot signal used therein | Atsushi Fujiwara, Shinji Takeda, Hitoshi Yoshino | 2008-04-01 |
| 7292824 | Communication control method and communication control system | Koichiro Yamaguchi, Yuji Aburakawa, Yuji Nakayama | 2007-11-06 |
| 7209716 | Radio communication system, radio station, and radio communication method | Koji Maeda, Yuji Aburakawa | 2007-04-24 |
| 7190930 | Radio communication system, communication terminal apparatus, base station apparatus, and transmission power control method | Shinzo Ohkubo, Hitoshi Yoshino, Shiro Kikuchi | 2007-03-13 |
| 7190967 | Radio communication system, communication terminal, and method for transmitting burst signals | Hiroyuki Kawai, Shinzo Ohkubo | 2007-03-13 |
| 7116909 | Information transmission system and information transmission method, and, optical space transmission system and optical space transmission method | Yuji Aburakawa, Hitoshi Yoshino, Yasushi Yamao | 2006-10-03 |
| 7103022 | Communication control method and apparatus in mobile communication system | Hitoshi Yoshino, Masaharu Hata | 2006-09-05 |
| 7046965 | Radio receiver and receiving method for controlling the beam-width of an antenna | Koji Maeda, Yuji Aburakawa | 2006-05-16 |
| 7003321 | Mobile communication system and switching apparatus | Yuji Aburakawa | 2006-02-21 |
| 6985737 | Communication channel setting method, communication controller, and radio communication system | Koichiro Yamaguchi, Yuji Aburakawa | 2006-01-10 |