Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12191689 | Portable device, charging system, and power source circuit substrate | Takezo Hatanaka | 2025-01-07 |
| 11171514 | Wireless power transmission system and sheet coil | Taiki Sueyoshi, Masami Inoue, Takashi Oda, Kaoru Ito, Hideshi YAMAKAWA +3 more | 2021-11-09 |
| 11056920 | Portable device, charging system, and power source circuit substrate | Takezo Hatanaka | 2021-07-06 |
| 11056921 | Wireless power transmission system | Masami Inoue, Taiki Sueyoshi, Hajime Nishio, Hiroshi Yamazaki, Hiromoto Haruta | 2021-07-06 |
| 10978913 | Magnetic field formation device, power supplying device, power receiving device, power receiving/supplying device, portable device, coil device, and magnetic field formation method | Nam Tung Vu, Takezo Hatanaka, Taiki Sueyoshi, Masami Inoue | 2021-04-13 |
| 10873217 | Magnetic field formation device, power supplying device, power receiving device, power receiving/supplying device, and portable device | Nam Tung Vu, Takezo Hatanaka, Taiki Sueyoshi, Masami Inoue | 2020-12-22 |
| 10862338 | Magnetic field formation device, and power receiving device | Nam Tung Vu, Takezo Hatanaka, Taiki Sueyoshi, Masami Inoue | 2020-12-08 |
| 10811909 | Magnetic field formation device, power supplying device, power receiving device, power receiving/supplying device, and portable device | Nam Tung Vu, Takezo Hatanaka, Taiki Sueyoshi, Masami Inoue | 2020-10-20 |
| 10714962 | Power supplying device and power receiving/supplying device | Nam Tung Vu, Takezo Hatanaka, Taiki Sueyoshi, Masami Inoue | 2020-07-14 |
| 10555092 | Hearing aid | Takezo Hatanaka | 2020-02-04 |
| 10483800 | Portable device, charging device for same, and charging system for portable device | Takezo Hatanaka | 2019-11-19 |
| 10320211 | Hearing aid and hearing-aid charging system | Takezo Hatanaka | 2019-06-11 |
| 10305328 | Wireless power transmission device capable of forming magnetic field space, and magnetic field space formation method | Takezo Hatanaka, Masami Inoue | 2019-05-28 |
| 10218223 | Portable device, charging system, and power source circuit substrate | Takezo Hatanaka | 2019-02-26 |
| 10069310 | Wireless power transmission apparatus and supply power control method of wireless power transmission apparatus | Takezo Hatanaka | 2018-09-04 |
| 9892847 | Method for forming magnetic field space | Takezo Hatanaka | 2018-02-13 |
| 9818532 | Method of forming electromagnetic space | Takezo Hatanaka, Masami Inoue | 2017-11-14 |
| 9755698 | Wireless power transmission apparatus | Takezo Hatanaka | 2017-09-05 |
| 9551860 | Infrared-reflective film | Yutaka Ohmori, Motoko Kawasaki | 2017-01-24 |
| 9537356 | Power supplier and receiver and mobile device | Takezo Hatanaka | 2017-01-03 |
| 9343909 | Wireless power transmission device and method for controlling power supply for wireless power transmission device | Takezo Hatanaka | 2016-05-17 |
| 9325207 | Power supplier and receiver and mobile device | Takezo Hatanaka | 2016-04-26 |
| 9030098 | Wireless electric power supply type light-emitting element and light-emitting device | Takahiro Nakai, Shigenori Morita, Takezo Hatanaka | 2015-05-12 |
| 7159394 | Power steering system | Hideyasu Ihira, Tsunefumi Arita, Naoto Shima, Noboru Shimizu | 2007-01-09 |