Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10199867 | Power conversion device and wireless power transmission system | Keiichi Ichikawa, Shinji Goma | 2019-02-05 |
| 10069335 | Power transfer system with capacitive coupling | Keiichi Ichikawa, Tsuyoshi Suesada | 2018-09-04 |
| 10020686 | Power transmission system | Keiichi Ichikawa, Tsuyoshi Suesada, Hironobu Takahashi | 2018-07-10 |
| 9876362 | Power transfer system | Keiichi Ichikawa, Shinji Goma, Tsuyoshi Suesada | 2018-01-23 |
| 9461477 | Power transfer system | Keiichi Ichikawa | 2016-10-04 |
| 9300135 | Power transfer system and noncontact charging device | Keiichi Ichikawa | 2016-03-29 |
| 9281719 | High-frequency power device, power transmission device, and power transfer system | Keiichi Ichikawa | 2016-03-08 |
| 9246553 | Power reception device and power transmission device | Keiichi Ichikawa | 2016-01-26 |
| 9172276 | Power transmission device and power transfer system | Keiichi Ichikawa | 2015-10-27 |
| 9000621 | Power transmitting device, power receiving device, and power transmission system | Keiichi Ichikawa | 2015-04-07 |
| 8937409 | Power transfer system and noncontact charging device | Keiichi Ichikawa | 2015-01-20 |
| 8907617 | Power transfer system and noncontact charging device | Keiichi Ichikawa | 2014-12-09 |
| 8847432 | Method and device for transporting, distributing and managing electrical energy by remote longitudinal coupling in near field between electric dipoles | Patrick Camurati | 2014-09-30 |
| 8729738 | Device for transporting energy by partial influence through a dielectric medium | Patrick Camurati | 2014-05-20 |
| 8587157 | Device for transporting energy by partial influence through a dielectric medium | Patrick Camurati | 2013-11-19 |
| 8587156 | Device for transporting energy by partial influence through a dielectric medium | Patrick Camurati | 2013-11-19 |
| 8536739 | Power transfer system and noncontact charging device | Keiichi Ichikawa | 2013-09-17 |
| 8242638 | Device for transporting energy by partial influence through a dielectric medium | Patrick Camurati | 2012-08-14 |
| 4460809 | Process and device for converting a periodic LF electric voltage into sound waves | — | 1984-07-17 |