Issued Patents All Time
Showing 1–25 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9966945 | Semiconductor device | Shinji Ujita, Hiroshi Inada | 2018-05-08 |
| 9654001 | Semiconductor device | Shinji Ujita | 2017-05-16 |
| 9570435 | Surge protection element and semiconductor device | — | 2017-02-14 |
| 9452979 | Method for synthesizing organic matter and submerged plasma device | — | 2016-09-27 |
| 9444351 | Electrical power conversion device including normally-off bidirectional switch | — | 2016-09-13 |
| 9406668 | Power semiconductor element | Shuichi Nagai, Daisuke Ueda, Tetsuzo Ueda | 2016-08-02 |
| 9331572 | Semiconductor device and power conversion device | Hiroshi Inada | 2016-05-03 |
| RE45989 | Semiconductor device and method for driving the same | Manabu Yanagihara, Hidetoshi Ishida, Yasuhiro Uemoto, Hiroaki Ueno, Tsuyoshi Tanaka +1 more | 2016-04-26 |
| 8742467 | Bidirectional switching device and bidirectional switching circuit using the same | Daisuke Ueda, Yasuhiro Uemoto, Tetsuzo Ueda | 2014-06-03 |
| 8604512 | Bidirectional switch | — | 2013-12-10 |
| 8569843 | Semiconductor device | Manabu Yanagihara, Kazushi Nakazawa, Yasuhiro Uemoto | 2013-10-29 |
| 8497581 | Semiconductor device and manufacturing method thereof | Ayanori Ikoshi, Yasuhiro Uemoto, Manabu Yanagihara | 2013-07-30 |
| 8405126 | Semiconductor device | Daisuke Shibata, Manabu Yanagihara, Yasuhiro Uemoto | 2013-03-26 |
| 8344463 | Bidirectional switch | Manabu Yanagihara, Kazushi Nakazawa, Yasuhiro Uemoto | 2013-01-01 |
| 8299737 | Motor driving circuit | Yasuhiro Uemoto, Tsuyoshi Tanaka, Matsuo Shiraishi, Atsushi Morimoto, Kouichi Ishikawa | 2012-10-30 |
| 8248042 | Power converter | — | 2012-08-21 |
| 8240166 | Cooling system and electronic equipment including cooling system | Noriyo Nishijima, Shigeo Ohashi, Nariaki Shigyo | 2012-08-14 |
| 8203376 | Semiconductor device and method for driving the same | Manabu Yanagihara, Hidetoshi Ishida, Yasuhiro Uemoto, Hiroaki Ueno, Tsuyoshi Tanaka +1 more | 2012-06-19 |
| 8159848 | Power conversion circuit | Atsushi Morimoto, Matsuo Shiraishi, Kouichi Ishikawa, Yasuhiro Uemoto, Tsuyoshi Tanaka | 2012-04-17 |
| 8013320 | Nitride semiconductor device and method for fabricating the same | Hisayoshi Matsuo, Tetsuzo Ueda, Daisuke Ueda | 2011-09-06 |
| 8004011 | Field effect transistor | Tetsuzo Ueda | 2011-08-23 |
| D630667 | Lamp for projector | Shinro Inui | 2011-01-11 |
| 7728359 | Nitride semiconductor based bipolar transistor and the method of manufacture thereof | Tetsuzo Ueda | 2010-06-01 |
| 7595680 | Bidirectional switch and method for driving the same | Manabu Yanagihara, Hidetoshi Ishida, Yasuhiro Uemoto, Manabu Inoue | 2009-09-29 |
| 7465968 | Semiconductor device and method for fabricating the same | Tetsuzo Ueda, Satoshi Nakazawa | 2008-12-16 |