Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12334807 | Drive adjustment circuit for power semiconductor element, power module, and power conversion device | Kenichi Morokuma | 2025-06-17 |
| 12283945 | Drive circuit for semiconductor switching device | Kohei ONDA | 2025-04-22 |
| 12278553 | Gate driving circuit for power semiconductor element | — | 2025-04-15 |
| 11695409 | Drive circuit of power semiconductor element | — | 2023-07-04 |
| 11601054 | Power semiconductor device protection circuit and power module | Kenichi Morokuma | 2023-03-07 |
| 11170244 | Device and method for analyzing state of manual work by worker, and work analysis program | Ryo Ozawa, Tsu Ryo, Kenichi Yoshida, Yousuke Yamaguchi, Motoaki Watabe +2 more | 2021-11-09 |
| 10316782 | Pressure reducing valve control apparatus | Hiroyuki Nishimura | 2019-06-11 |
| 10250124 | Power converter for controlling switching elements during regenerative control of an inverter | Kosuke Nakano, Hiroyasu Iwabuki | 2019-04-02 |
| 9608618 | Gate driving circuit including a temperature detection circuit for reducing switching loss and switching noise | Hiroshi Nakatake | 2017-03-28 |
| 9161261 | Communication speed control system | Yoshiaki Higashino, Toshihiro Sano, Noriyuki Haneda | 2015-10-13 |
| 9099945 | Leakage current reducing apparatus | Satoshi Azuma | 2015-08-04 |
| 8755205 | Leakage current reduction apparatus that includes a voltage amplifier and a voltage applicator | Satoshi Azuma | 2014-06-17 |
| 8649193 | Leakage current reducing apparatus | Satoshi Azuma | 2014-02-11 |
| 7973493 | Discharge lamp lighting device, and illuminating device | Naoki Onishi, Tetsuya Hamana, Keisuke Ueda, Kouichi Ikegami, Kazuhiko Tachibana | 2011-07-05 |
| 6431872 | Drive simulation apparatus | Shuji Shiraishi, Yuichi Hashimoto, Yutaka Nishi, Mitsuya Serizawa, Osamu Yamamoto +6 more | 2002-08-13 |
| 6258857 | Internal liquid composition contained as internal liquid in a releasing container and releasing container product | Kazuo Iijima, Haruhisa Uenoyama | 2001-07-10 |