Issued Patents 2016
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9515479 | Inrush current suppression apparatus | Tadashi Koshizuka, Shiro Maruyama, Yoshimasa Sato | 2016-12-06 |
| 9490627 | Magnetizing inrush current suppressing device | Tadashi Koshizuka, Shiro Maruyama, Minoru Saito, Koji Suzuki | 2016-11-08 |
| 9425615 | Inrush current suppression apparatus | Tadashi Koshizuka, Minoru Saito, Shiro Maruyama, Yoshimasa Sato | 2016-08-23 |
| 9385525 | Magnetizing inrush current suppression device | Tadashi Koshizuka, Minoru Saito, Shiro Maruyama, Koji Suzuki | 2016-07-05 |
| 9291686 | Method of estimating the residual magnetic flux of transformer and residual magnetic flux estimation device | Keisuke Udagawa, Tadashi Koshizuka, Minoru Saitoh, Yoshimasa Sato | 2016-03-22 |
| 9275793 | Current input converter | Yusuke Yanagihashi, Hiroyuki Shirakawa, Toshio Tanaka, Noriyoshi Suga, Itsuo Shuto | 2016-03-01 |