Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8154150 | Power line communication system | Katsumi Sakai, Hajime Takata, Kunihiro Ohta | 2012-04-10 |
| 7816903 | Single-phase 3-wire power line connection determination apparatus and connection determination method | — | 2010-10-19 |