Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7379759 | MIMO wireless communication system and wireless communication apparatuses | Yuuta Nakaya, Yasuyuki Oishi, Kaoru Yokoo | 2008-05-27 |
| 7277677 | Control device for antenna matching circuit | Ichirou Ida, Jun Takada, Yasuyuki Oishi | 2007-10-02 |
| 7126531 | Array antenna system and weighting control technique used in array antenna system | Yuuta Nakaya | 2006-10-24 |
| 7035672 | MIMO wireless communication system and wireless communication apparatuses | Yuuta Nakaya, Yasuyuki Oishi, Kaoru Yokoo | 2006-04-25 |
| 6989721 | Adaptive controller and adaptive control method that can adaptively control a plurality of variable high frequency devices at high speed | Yuuta Nakaya, Yasuyuki Oishi, Kaoru Yokoo, Shinsuke Hara, Yuji Irie | 2006-01-24 |
| 6961026 | Adaptive antenna unit and terminal equipment | — | 2005-11-01 |
| 6917337 | Adaptive antenna unit for mobile terminal | Atsuo Iida | 2005-07-12 |
| 6614766 | Interference canceller | Hiroyuki Seki, Yoshinori Tanaka, Shuji Kobayakawa | 2003-09-02 |
| 6582181 | Vehicle seat | Yoshiro Suehiro, Masamitsu Iwatani, Takafumi Hijikata, Kenji Murabayashi, Mineki Ninomiya +3 more | 2003-06-24 |
| 6513000 | Simulation method of wiring temperature rise | — | 2003-01-28 |
| 6503800 | Manufacturing method of semiconductor device having different gate oxide thickness | Yoshiro Goto | 2003-01-07 |
| 6473451 | Signal to interference power ratio measuring apparatus and signal to interference power ratio measuring method as well as transmission power controlling method under CDMA communication system | Hiroyuki Seki, Yoshinori Tanaka, Shuji Kobayakawa, Masafumi Tsutsui | 2002-10-29 |
| 6416272 | Wheelchair with retractable wheels for conversion to vehicle passenger seat | Yoshiro Suehiro, Masamitsu Iwatani, Takafumi Hijikata, Kenji Murabayashi, Mineki Ninomiya +3 more | 2002-07-09 |
| 6304624 | Coherent detecting method using a pilot symbol and a tentatively determined data symbol, a mobile communication receiver and an interference removing apparatus using the coherent detecting method | Hiroyuki Seki, Yoshinori Tanaka, Shuji Kobayakawa | 2001-10-16 |
| 6192067 | Multistage interference canceller | Yoshinori Tanaka, Shuji Kobayakawa, Hiroyuki Seki, Masafumi Tsutsui | 2001-02-20 |
| 6157685 | Interference canceller equipment and interference cancelling method for use in a multibeam-antenna communication system | Yoshinori Tanaka, Shuji Kobayakawa, Hiroyuki Seki, Masafumi Tsutsui | 2000-12-05 |
| 6144931 | Wafer expansion-and-contraction simulating method | — | 2000-11-07 |
| 6058318 | Radio base station in cellular mobile communication system | Shuji Kobayakawa, Yoshinori Tanaka, Hiroyuki Seki, Masafumi Tsutsui | 2000-05-02 |
| 6032026 | Signal to interference power ratio measuring apparatus and signal to interference power ratio measuring method as well as transmission power controlling method under CDMA communication system | Hiroyuki Seki, Yoshinori Tanaka, Shuji Kobayakawa, Masafumi Tsutsui | 2000-02-29 |