Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9160193 | Electricity charging system | Hiromi Tonegawa, Tetsuhiro Ishikawa, Shinji Ichikawa, Daisuke Ishii | 2015-10-13 |
| 9041348 | Electric power supply system and electric power supply method | — | 2015-05-26 |
| 9035615 | Energy management system | Hiromi Tonegawa, Tetsuhiro Ishikawa, Shinji Ichikawa, Daisuke Ishii | 2015-05-19 |
| 9000730 | Charging device and charging method that notify a user about the state of charge of a vehicle storage battery | — | 2015-04-07 |
| 8909390 | Preliminary air conditioning system | Hiromi Tonegawa, Tetsuhiro Ishikawa, Shinji Ichikawa, Daisuke Ishii | 2014-12-09 |