Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9711277 | Non-contact power supply system | Kiyoshi Ogasawara, Toshihiro Akiyama | 2017-07-18 |
| 5488552 | Inverter power supply | Hiroshi Sakamoto, Hideki Tamura | 1996-01-30 |
| 5333104 | Inverter power source | Hideki Tamura | 1994-07-26 |
| 4859931 | Electronic detector with capacitor sensor and magnetic field sensor for locating an object behind a wall surface | Mikihiro Yamashita | 1989-08-22 |
| 4710695 | Power supply circuit | Satoshi Yamada | 1987-12-01 |
| 4668901 | Quick charging circuit | — | 1987-05-26 |
| 4633159 | Charging circuit | Hironobu Sakaue | 1986-12-30 |
| 4422032 | Battery charging circuit for maintaining a substantially constant average value of charging current despite variations in charging voltage | Hiromi Kakumoto | 1983-12-20 |
| 4370606 | Charging apparatus | Hiromi Kakumoto | 1983-01-25 |