Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12432989 | Semiconductor device and method for manufacturing the same | Shunsuke Harada, Tomoo MORINO | 2025-09-30 |
| 10784335 | Silicon carbide semiconductor device and manufacturing method therefor | Yuichi Takeuchi, Atsuya Akiba, Katsumi Suzuki, Yukihiko Watanabe | 2020-09-22 |
| 10181517 | Silicon carbide single crystal, silicon carbide single crystal wafer, silicon carbide single crystal epitaxial wafer, and electronic device | Takeshi Okamoto, Hiroyuki Kondo, Takashi Kanemura, Yasuhiro Ebihara, Shoichi Onda +3 more | 2019-01-15 |
| 10153350 | Semiconductor device | Jun Saito, Tatsuji Nagaoka, Sachiko Aoi, Yukihiko Watanabe, Takashi Kanemura | 2018-12-11 |
| 10068972 | Semiconductor device with opposite conductivity-type impurity regions between source and trench gate for reducing leakage | Masahiro Sugimoto, Sachiko Aoi, Shoji Mizuno | 2018-09-04 |
| 9972674 | Schottky barrier diode and manufacturing method thereof | Tatsuji Nagaoka, Hiroki Miyake, Sachiko Aoi | 2018-05-15 |
| 9941366 | Semiconductor device and manufacturing method of semiconductor device | Atsushi Onogi | 2018-04-10 |
| 9905686 | Insulated gate bipolar transistor with improved on/off resistance | Masahiro Sugimoto, Yukihiko Watanabe | 2018-02-27 |
| 9847414 | Semiconductor device and method for manufacturing semiconductor device having a step provided in a lateral surface of a trench formed in a surface of a semiconductor substrate | Hidefumi Takaya, Katsuhiro Kutsuki, Sachiko Aoi | 2017-12-19 |
| 9793376 | Silicon carbide semiconductor device and method of manufacturing the same | Toshimasa Yamamoto, Jun Morimoto, Narumasa Soejima, Yukihiko Watanabe | 2017-10-17 |
| 9698017 | Manufacturing method of semiconductor device | Tomoharu Ikeda, Sachiko Aoi | 2017-07-04 |
| 9633901 | Method for manufacturing semiconductor device | Akitaka Soeno, Sachiko Aoi | 2017-04-25 |
| 9136372 | Silicon carbide semiconductor device | Masahiro Sugimoto, Hidefumi Takaya, Yukihiko Watanabe, Narumasa Soejima, Tsuyoshi Ishikawa | 2015-09-15 |
| 9024330 | Semiconductor device and manufacturing method thereof | Yukihiko Watanabe, Sachiko Aoi, Masahiro Sugimoto, Akitaka Soeno | 2015-05-05 |
| 8975139 | Manufacturing method of silicon carbide semiconductor device | Toshimasa Yamamoto, Hidefumi Takaya, Masahiro Sugimoto, Yukihiko Watanabe, Narumasa Soejima +1 more | 2015-03-10 |
| 8575689 | Silicon carbide semiconductor device and manufacturing method of the same | Tomohiro Mimura, Hidefumi Takaya, Masahiro Sugimoto, Narumasa Soejima, Tsuyoshi Ishikawa +1 more | 2013-11-05 |
| 8525223 | Silicon carbide semiconductor device | Hiroki Watanabe, Masahiro Sugimoto, Hidefumi Takaya, Yukihiko Watanabe, Narumasa Soejima +1 more | 2013-09-03 |
| 8470672 | Method of manufacturing silicon carbide semiconductor device | Takeshi Endo, Tomoo MORINO, Masaki Konishi, Hirokazu Fujiwara, Jun Morimoto +3 more | 2013-06-25 |
| 8334541 | SiC semiconductor device | Hidefumi Takaya, Masahiro Sugimoto, Jun Morimoto, Yukihiko Watanabe | 2012-12-18 |
| 8096953 | Organism information detecting apparatus | Takashi Nakamura, Kazuya Maegawa, Koichi Moriya, Kaori Takano | 2012-01-17 |
| 7928830 | Biometric information detecting apparatus | Keisuke Tsubata, Koichi Moriya | 2011-04-19 |
| 7692591 | Portable electronic apparatus | Kazuo Kato, Koichi Moriya | 2010-04-06 |
| 7060963 | Organism information measuring device and organism information measuring method | Kazuya Maegawa, Takashi Nakamura, Koichi Moriya | 2006-06-13 |
| 5187441 | Portable information apparatus for sensing battery voltage drop | Koichi Shibata, Toshitaka Fukushima, Hiroyuki Watanabe, Osamu Imagawa | 1993-02-16 |
| 5187720 | Synchronous serial communication circuit | Koichi Shibata, Toshitaka Fukushima, Hiroyuki Watanabe, Osamu Imagawa | 1993-02-16 |