Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10158240 | Electrical storage device and wireless system | Takeshi Ueno | 2018-12-18 |
| 10027378 | Power reception device, power transmission device, and wireless power transmission system | Hideo Kasami, Takeshi Ueno | 2018-07-17 |
| 9787716 | Power saving control apparatus and method | Keisuke Mera, Yusuke Doi, Takafumi Sakamoto, Shoji Otaka | 2017-10-10 |
| 9614487 | Wireless communicatoin method and apparatus for reducing reception error by performing automatic gain control (AGC) based on a comparison between the received signal and a reference value | Shoji Otaka, Tsuyoshi Kogawa, Koji Ogura, Takafumi Sakamoto, Fumi Moritsuka +1 more | 2017-04-04 |
| 9515606 | Oscillator and radio communication device | Shoji Otaka | 2016-12-06 |
| 9325362 | Rectification circuit and wireless communication apparatus using the same | Shoji Otaka | 2016-04-26 |
| 9219459 | Receiving device and remote control system | Shoji Otaka | 2015-12-22 |
| 9025408 | Semiconductor integrated circuit and information processing apparatus | Shoji Otaka | 2015-05-05 |
| 8588118 | Wireless communication device and wireless communication system | Takafumi Sakamoto, Kiyoshi Toshimitsu, Shoji Otaka, Keisuke Mera | 2013-11-19 |
| 8407470 | Control device and controlled device | Toshiyuki Nakanishi, Takafumi Sakamoto, Keisuke Mera, Shoji Otaka, Yusuke Doi | 2013-03-26 |
| 8339278 | Electronic system with AC-DC convertor controlled by received signal and AC-DC adaptor | Takafumi Sakamoto, Koji Ogura, Shoji Otaka, Tsuyoshi Kogawa, Manabu Mukai | 2012-12-25 |
| 8327160 | Remote controller, electrical apparatus and wireless controlling system for controlling the electrical apparatus to turn on at a startup time | Takafumi Sakamoto, Toshiyuki Nakanishi, Makoto Tsuruta, Keisuke Mera, Shoji Otaka | 2012-12-04 |
| 8175187 | Wireless communication apparatus for suppressing interference while reducing transmission delay | Tsuyoshi Kogawa, Kiyoshi Toshimitsu, Takafumi Sakamoto, Koji Ogura, Shoji Otaka | 2012-05-08 |
| 8107892 | Directional coupler and transmitting/receiving apparatus | Fumi Moritsuka | 2012-01-31 |
| 8085069 | Starting apparatus and starting method | Shoji Otaka, Shigeyasu Iwata, Takafumi Sakamoto, Tsuyoshi Kogawa, Koji Ogura +3 more | 2011-12-27 |
| 8085000 | Charger including a bias voltage applied to a rectifier to rectify received radio waves based on rectifier output voltage | Shoji Otaka | 2011-12-27 |
| 8064547 | Receiving apparatus and method | Shoji Otaka | 2011-11-22 |
| 8058878 | Battery information acquiring apparatus | Daisuke Kurose, Hiroki Sakurai, Tetsuro Itakura, Yoshinao Tatebayashi, Nobuo Shibuya | 2011-11-15 |
| 8049509 | Battery information acquiring apparatus | Hiroki Sakurai, Tetsuro Itakura, Akiko Yamada, Nobuo Shibuya, Yoshinao Tatebayashi +1 more | 2011-11-01 |
| 7978486 | Rectifier circuit and radio communication device using the same | Shoji Otaka | 2011-07-12 |
| 7907006 | Demodulator | Shigeyasu Iwata, Toshifumi Yamamoto, Takashi Minemura | 2011-03-15 |
| 7904121 | Generating device of trigger signal | Shoji Otaka | 2011-03-08 |
| 7890054 | Rectifier circuit and radio communication device | Shoji Ootaka | 2011-02-15 |
| 7853236 | Rectifier circuit and RFID tag | Shoji Ootaka | 2010-12-14 |
| 7843709 | Rectifier circuit and radio communication device using the same | Shoji Otaka | 2010-11-30 |