Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9480117 | Control system for controlling a load via power-line communications | Ken Sato, Hiroyasu Sano | 2016-10-25 |
| 4567472 | Security-ensuring apparatus having an operational guidance function | Shunji Ogahara, Miyuki Kubo | 1986-01-28 |
| 4536749 | Security-ensuring apparatus having an operational guidance function | Shunji Ogahara, Miyuki Kubo | 1985-08-20 |