Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12027464 | Semiconductor module parallel circuit and semiconductor module connection substrate | Ryota Hamaguchi, Shuichi Nagamitsu | 2024-07-02 |
| 11955959 | Parallel driving device and power conversion device | Yoshiko Tamada, Takayoshi Miki, Shota MORISAKI, Yukio Nakashima, Kenta Uchida +2 more | 2024-04-09 |
| 11346879 | Semiconductor device | Chihiro Kawahara, Takeshi Horiguchi, Yoshiko Tamada | 2022-05-31 |
| 11070046 | Short-circuit protection circuit for self-arc-extinguishing type semiconductor element | Yoshitaka Naka, Yoshiko Tamada, Hiroyuki Takagi, Junichiro Ishikawa, Kazuhiro Otsu +1 more | 2021-07-20 |
| 11063025 | Semiconductor module and power conversion device | Junichi NAKASHIMA, Shota MORISAKI, Yoshiko Tamada, Tetsu Negishi, Ryo Tsuda +2 more | 2021-07-13 |
| 10978364 | Semiconductor module | Akihisa Fukumoto, Hiroshi Kobayashi | 2021-04-13 |
| 10804186 | Semiconductor module and power converter | Shinya YANO | 2020-10-13 |
| 10727213 | Power semiconductor module and power semiconductor device | Junichi NAKASHIMA, Yoshiko Tamada | 2020-07-28 |
| 10700678 | Drive control circuit for power semiconductor element | Takeshi Horiguchi | 2020-06-30 |
| 10581337 | Power converter | Yasushige Mukunoki, Hiroyasu Iwabuki, Yuki Ishii, Keisuke IWASAWA | 2020-03-03 |
| 10580754 | Semiconductor module with temperature detecting element | Shinya YANO, Shinichi Kinouchi | 2020-03-03 |
| 10027218 | Power semiconductor element driving circuit | Yoshitaka Naka, Yoshiko Tamada, Shoichi Orita | 2018-07-17 |
| 9979314 | Power semiconductor module and power conversion device | Yoshiko Obiraki, Yuji Miyazaki, Hiroshi Nakatake | 2018-05-22 |
| 9941255 | Power semiconductor module | Junichi NAKASHIMA, Yoshiko Tamada, Yukimasa Hayashida | 2018-04-10 |
| 9899328 | Power semiconductor module | Yoshiko Tamada, Junichi NAKASHIMA, Yukimasa Hayashida | 2018-02-20 |
| 9806593 | Drive circuit of power semiconductor device | Ryosuke Nakagawa | 2017-10-31 |
| 9685879 | Power semiconductor module and power conversion device | Yoshiko Obiraki, Yuji Miyazaki, Hiroshi Nakatake | 2017-06-20 |
| 9520802 | Power semiconductor module, power converting apparatus and railway car | Takeshi Tanaka | 2016-12-13 |
| 9299628 | Power semiconductor module | Takayoshi Miki, Takeshi Oi, Kazuhiro Tada, Shiori Idaka, Shigeru Hasegawa +2 more | 2016-03-29 |
| 9281680 | Power switching circuit | — | 2016-03-08 |
| 9209677 | Power conversion apparatus | Satoshi Azuma | 2015-12-08 |
| 9181359 | Method of production of ethylene-based polymer particles and stretch-molded article obtained from ethylene-based polymer particles | Fumiaki Nishino, Takeshi Karino, Takayuki Onogi, Susumu Murata, Naoto Matsukawa +1 more | 2015-11-10 |
| 9129885 | Power semiconductor module | Takayoshi Miki, Takeshi Oi, Kazuhiro Tada, Shiori Idaka, Shigeru Hasegawa +1 more | 2015-09-08 |
| 8994165 | Power semiconductor device | Takeshi Oi, Seiji Oka, Yoshiko Obiraki, Osamu Usui | 2015-03-31 |
| 8952520 | Power semiconductor device | Yoshiko Obiraki, Seiji Oka, Osamu Usui, Takeshi Oi | 2015-02-10 |