Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9693434 | Dimming device and illumination system using same | Shigehiro Miura, Kei Miura, Takeo Suzuki | 2017-06-27 |
| 9685777 | Leakage detection breaker | — | 2017-06-20 |
| 8890371 | Alternating current/direct current two-way switch | — | 2014-11-18 |
| 8810287 | Driver for semiconductor switch element | Masanori Hayashi, Yoshiaki Honda | 2014-08-19 |
| 8779837 | Load control device | Masanori Hayashi, Takashi Kishida, Kouji Yamato | 2014-07-15 |
| 8278882 | Charging monitor | Hiroaki Koshin, Hiroshi Ooya | 2012-10-02 |