Issued Patents All Time
Showing 25 most recent of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431411 | Semiconductor device and semiconductor component including the same | Masayuki Kuroda, Takahiro Sato, Hideyuki Okita, Masahiro Hikita | 2025-09-30 |
| 12419069 | Nitride semiconductor device with suppressed leakage current and method of fabricating the same | Hideyuki Okita, Masahiro Hikita | 2025-09-16 |
| 12323137 | Gate drive circuit, gate drive device, high-frequency power supply device, and system | Koji Takahashi, Noboru Negoro, Takeshi Azuma | 2025-06-03 |
| 12316232 | Power supply device, ACF converter, and AC adapter | Takeya Okuno, Hiroki Akashi | 2025-05-27 |
| 12284825 | Semiconductor device including electrodes with identical potential | Takahiro Sato, Hiroto Yamagiwa, Masahiro Hikita | 2025-04-22 |
| 12255127 | Semiconductor device and method for manufacturing the same | Hidekazu Nakamura, Tomohiko Nakamura, Yusuke Katagiri, Katsumi Otani, Takeshi Kawabata | 2025-03-18 |
| 12074093 | Integrated semiconductor device | Takahiro Sato, Hiroto Yamagiwa, Masahiro Hikita | 2024-08-27 |
| 11398820 | Switching circuit | Daijiro Arisawa, Takeshi Azuma, Daisuke Yamamoto, Yoshihisa Minami | 2022-07-26 |
| 11257918 | Semiconductor device and method of manufacturing the device | Yusuke Kanda, Hideyuki Okita, Takeshi Harada | 2022-02-22 |
| 11189549 | Semiconductor device and method for manufacturing the same | Hidekazu Nakamura, Tomohiko Nakamura, Yusuke Katagiri, Katsumi Otani, Takeshi Kawabata | 2021-11-30 |
| 11171228 | Nitride semiconductor device and method for manufacturing the same | Hideyuki Okita, Masahiro Hikita | 2021-11-09 |
| 11152499 | Nitride semiconductor device and method for manufacturing same | Hideyuki Okita, Takahiro Sato, Masahiro Hikita | 2021-10-19 |
| 11031935 | Switching circuit | Daijiro Arisawa, Takeshi Azuma, Daisuke Yamamoto, Yoshihisa Minami | 2021-06-08 |
| 10475802 | Semiconductor device | Ayanori Ikoshi | 2019-11-12 |
| 10312339 | Semiconductor device | Saichirou Kaneko, Hiroto Yamagiwa, Ayanori Ikoshi, Masayuki Kuroda, Kenichiro Tanaka +1 more | 2019-06-04 |
| 10090220 | Semiconductor device | Ayanori Ikoshi, Masahiro Hikita, Keiichi Matsunaga, Takahiro Sato | 2018-10-02 |
| 10083870 | Semiconductor device | Takahiro Ohori, Ayanori Ikoshi, Hiroto Yamagiwa | 2018-09-25 |
| 9923069 | Nitride semiconductor device | Ryusuke Kanomata, Ayanori Ikoshi, Hiroto Yamagiwa, Saichirou Kaneko | 2018-03-20 |
| 9905563 | Semiconductor device | Takahiro Ohori, Chikashi Hayashi | 2018-02-27 |
| 9818835 | Semiconductor device | Saichirou Kaneko, Hiroto Yamagiwa, Ayanori Ikoshi, Masayuki Kuroda, Kenichiro Tanaka +1 more | 2017-11-14 |
| 9761670 | Semiconductor device composed of AlGaInN layers with inactive regions | Masahiro Hikita, Yasuhiro Uemoto | 2017-09-12 |
| 9680053 | Nitride semiconductor device | Masayuki Kuroda, Shinichi Oki | 2017-06-13 |
| RE45989 | Semiconductor device and method for driving the same | Tatsuo Morita, Hidetoshi Ishida, Yasuhiro Uemoto, Hiroaki Ueno, Tsuyoshi Tanaka +1 more | 2016-04-26 |
| 8779438 | Field-effect transistor with nitride semiconductor and method for fabricating the same | Masahiro Hikita, Tetsuzo Ueda, Yasuhiro Uemoto, Tsuyoshi Tanaka | 2014-07-15 |
| 8745569 | Equivalent circuit of bidirectional switch, simulation method for bidirectional switch, and simulation device for bidirectional switch | Hiroaki Ueno, Satoshi Makioka | 2014-06-03 |