Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8040235 | Relay apparatus and electric appliance | Hisao Koga, Yuji Igata, Ryota Yukizane, Mutsuhiko Oishi | 2011-10-18 |
| 7949056 | Balanced transmitting apparatus | Akihiro Yamashita, Tsunehiro Hanada, Mutsuhiko Oishi, Toshiyuki Wakisaka, Masahiro Maki | 2011-05-24 |
| 7912139 | Multi-carrier communication apparatus, power line communication circuit, and multi-carrier communication method | Nobutaka Kodama, Hisao Koga, Mutsuhiko Oishi, Ryota Yukizane | 2011-03-22 |
| 7864658 | Multicarrier communication method and system, and communication apparatus incorporated therein | Toshiyuki Wakisaka, Masahiro Maki, Hisao Koga, Yuji Igata, Akihiro Yamashita +2 more | 2011-01-04 |