Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10223899 | Sensor network system | Taisuke Konishi, Shunsuke Nagayasu | 2019-03-05 |
| 9325376 | Direct current power line communication system and direct current power line communication apparatus | Shigekiyo Nosaka, Hisao Koga | 2016-04-26 |
| 9045048 | Charging control apparatus, charging system, and charging control method | Hisao Koga | 2015-06-02 |
| 9007016 | Charging apparatus and vehicle | — | 2015-04-14 |
| 8860559 | Power supply device | Fumio Ichihara, Shigekiyo Nosaka | 2014-10-14 |
| 8847751 | Line status detection apparatus, communication apparatus, and line status detection method | Fumio Ichihara, Akihiro Yamashita, Hidekazu Matsunobu, Nobutaka Kodama, Masahiro Maki +5 more | 2014-09-30 |
| 8040235 | Relay apparatus and electric appliance | Hisao Koga, Yuji Igata, Fumio Ichihara, Mutsuhiko Oishi | 2011-10-18 |
| 7912139 | Multi-carrier communication apparatus, power line communication circuit, and multi-carrier communication method | Nobutaka Kodama, Hisao Koga, Mutsuhiko Oishi, Fumio Ichihara | 2011-03-22 |
| 7737574 | Terminating device for installation at a termination of a power line usable for power line communication | Mutsuhiko Ooishi | 2010-06-15 |