Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11056920 | Portable device, charging system, and power source circuit substrate | Hisashi Tsuda | 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, Taiki Sueyoshi, Masami Inoue, Hisashi Tsuda | 2021-04-13 |