Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11081961 | Power convertor, power generation system, and power generation control method | Hiroshi Okawa, Yoshitugu Iijima, Masataka Sashikata, Yoji Imai | 2021-08-03 |
| 11031786 | Power convertor, power generation system, and power generation control method | Hiroshi Okawa, Yoshitugu Iijima, Masataka Sashikata, Yoji Imai | 2021-06-08 |
| 10686692 | Wireless connection device | Kazuo Asanuma | 2020-06-16 |
| 10461688 | Sensor unit | Hisanobu Oomiya, Hideaki Watanabe | 2019-10-29 |
| 10170909 | Converter and photovoltaic generation systems with converter | Yoji Imai | 2019-01-01 |
| 7804390 | Transformer for power supply | Kichi Kikuchi, Yasuo Hosaka | 2010-09-28 |