Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329573 | Power converter and power conversion system | Makoto Ozone | 2022-05-10 |
| 10978916 | Power transmission device and wireless power transmission system | Tsutomu Sakata, Hiroshi Yamamoto, Hiroshi Kanno | 2021-04-13 |
| 10886794 | Power transmission apparatus for detecting relative position of a power reception apparatus | Hiroshi Yamamoto | 2021-01-05 |
| 10630115 | Foreign object detecting device, wireless power transmitting device, and wireless power transmission system | Tsutomu Sakata, Atsushi Yamamoto, Hiroshi Kanno | 2020-04-21 |
| 10432030 | Power transmission device and wireless power transmission system | Tsutomu Sakata, Hiroshi Yamamoto, Hiroshi Kanno | 2019-10-01 |
| 10250082 | Wireless power transmission system capable of continuing power transmission while suppressing heatup of foreign objects | Hiroshi Kanno | 2019-04-02 |
| 10170939 | Foreign object detector, power transmitting device and power receiving device for wireless power transmission, and wireless power transmission system | Atsushi Yamamoto, Hiroshi Yamamoto, Hiroshi Kanno | 2019-01-01 |
| 10158256 | Contactless connector system tolerant of position displacement between transmitter coil and receiver coil and having high transmission efficiency | Atsushi Yamamoto, Tsutomu Sakata, Akio Hidaka, Toshiaki Kikui | 2018-12-18 |
| 10148129 | Power transmitting device and wireless power transmission system | Tsutomu Sakata, Atsushi Yamamoto, Hiroshi Kanno | 2018-12-04 |
| 10097047 | Wireless power transmission system and power transmission device of wireless power transmission system | Hiroshi Yamamoto, Tsutomu Sakata, Hiroshi Kanno | 2018-10-09 |
| 10020692 | Foreign object detector, power transmitter, power receiver, and wireless power transmission system | Atsushi Yamamoto, Hiroshi Yamamoto | 2018-07-10 |
| 9997961 | Wireless power transmission system capable of continuing power transmission while suppressing heatup of foreign objects | Hiroshi Kanno | 2018-06-12 |
| 9941753 | Power transmission apparatus for detecting relative position of resonators based on a coupling coefficient | Hiroshi Yamamoto | 2018-04-10 |
| 9843200 | Power transmission device and wireless power transmission system | Tsutomu Sakata, Hiroshi Yamamoto, Hiroshi Kanno | 2017-12-12 |
| 9806542 | Wireless power transmitting device and wireless power transmitting system | Hiroshi Yamamoto | 2017-10-31 |
| 9768643 | Wireless power transmission system capable of continuing power transmission while suppressing heatup of foreign objects | Hiroshi Kanno | 2017-09-19 |
| 9728982 | Wireless power transmission system and power transmission device of wireless power transmission system | Hiroshi Yamamoto, Tsutomu Sakata, Hiroshi Kanno | 2017-08-08 |
| 9704642 | Information transmission apparatus and system using inductive coupling between coils | Atsushi Yamamoto, Tsutomu Sakata | 2017-07-11 |
| 9620282 | Noncontact connector apparatus and system using inductive coupling between coils | Atsushi Yamamoto, Tsutomu Sakata | 2017-04-11 |
| 9595834 | Wireless power transmission system and power transmission device | Hiroshi Yamamoto, Tsutomu Sakata, Hiroshi Kanno | 2017-03-14 |
| 9548621 | Contactless connector system tolerant of position displacement between transmitter coil and receiver coil and having high transmission efficiency | Atsushi Yamamoto, Tsutomu Sakata, Akio Hidaka, Toshiaki Kikui | 2017-01-17 |
| 9070980 | Small antenna apparatus operable in multiple bands including low-band frequency and high-band frequency and increasing bandwidth including high-band frequency | Atsushi Yamamoto, Tsutomu Sakata | 2015-06-30 |
| 9019163 | Small antenna apparatus operable in multiple bands including low-band frequency and high-band frequency with ultra wide bandwidth | Atsushi Yamamoto, Tsutomu Sakata | 2015-04-28 |
| 8933853 | Small antenna apparatus operable in multiple bands | Atsushi Yamamoto, Tsutomu Sakata | 2015-01-13 |