Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11923789 | Power converter | Yuusuke Kouno | 2024-03-05 |
| 11539223 | Charging/discharging apparatus | Yukitaka Monden | 2022-12-27 |
| 11527966 | Power conversion apparatus that judges system power failure based on system frequency and voltage | Yuusuke Kouno | 2022-12-13 |
| 11258290 | Power supply apparatus | Yukitaka Monden | 2022-02-22 |
| 10284094 | Current balance adjustment circuit and power conversion system | Suzuo Saito, Akihisa Matsushita | 2019-05-07 |
| 9998029 | Inverter and inverter device | Yuusuke Kouno | 2018-06-12 |
| 9946237 | Energy management device, energy management system, and energy management method | Yasuyuki Nishibayashi, Masahiro Yamazaki, Ikuya Aoyama, Yusuke Doi, Fumiaki Kanayama +1 more | 2018-04-17 |
| 9413224 | DC to AC power conversion device using switching elements | Yuusuke Kouno, Yoshinori Sugimoto, Takao Suginohara, Teruya Hamai, Hiroaki Matsumoto | 2016-08-09 |
| 8606425 | Adjustable UPS protection | David Westmoreland | 2013-12-10 |
| 8299648 | UPS at the recovery mode from the power failure | David Westmoreland | 2012-10-30 |
| 8110946 | Uninterruptible power supply | — | 2012-02-07 |
| 8036004 | Uninterruptible power supply with total isolation | Jeff Ristow | 2011-10-11 |
| 7622823 | Uninterruptible power supply with low leakage current | Takashi Morishita | 2009-11-24 |
| 4999560 | Electric motor running system employing photovoltaic array | Kazuo Kobayashi, Isao Suzuki | 1991-03-12 |