Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49195 | Silicon carbide semiconductor device | Nobuyuki Horikawa, Masashi Hayashi, Masao Uchida | 2022-08-30 |
| 9985125 | Silicon carbide semiconductor device | Tsuneichiro Sano, Atsushi Ohoka, Tsutomu Kiyosawa, Osamu Ishiyama, Takayuki Wakayama +3 more | 2018-05-29 |
| 9985128 | Semiconductor device | Atsushi Ohoka | 2018-05-29 |
| 9923090 | Silicon carbide semiconductor element and method for manufacturing the same | Atsushi Ohoka, Masao Uchida, Nobuyuki Horikawa | 2018-03-20 |
| 9865591 | Silicon carbide semiconductor device | Nobuyuki Horikawa, Masashi Hayashi, Masao Uchida | 2018-01-09 |
| 9543858 | Semiconductor device and inverter using same | Hideki Nakata, Keiji Akamatsu, Masao Uchida | 2017-01-10 |
| 9252211 | Semiconductor device and manufacturing method thereof | Masao Uchida, Nobuyuki Horikawa | 2016-02-02 |
| 9209262 | Silicon carbide semiconductor device and method for manufacturing same | Koutarou Tanaka, Masao Uchida, Masahiko Niwayama | 2015-12-08 |
| 8933463 | Semiconductor element, semiconductor device, and power converter | Kazuhiro Adachi, Masao Uchida, Koichi Hashimoto, Shun Kazama | 2015-01-13 |
| 8410489 | Semiconductor element, semiconductor device, and power converter | Kazuhiro Adachi, Masao Uchida, Koichi Hashimoto, Shun Kazama | 2013-04-02 |
| 8283973 | Semiconductor element, semiconductor device, and electric power converter | Koichi Hashimoto, Kazuhiro Adachi, Masao Uchida, Shun Kazama | 2012-10-09 |
| 7982224 | Semiconductor device with silicon carbide epitaxial layer including dopant profiles for reducing current overconcentration | Chiaki Kudou, Koichi Hashimoto | 2011-07-19 |
| 7964911 | Semiconductor element and electrical apparatus | Makoto Kitabatake, Masao Uchida, Kenya Yamashita | 2011-06-21 |
| 7846828 | Semiconductor device and method for fabricating the same | Makoto Kitabatake, Masao Uchida, Kunimasa Takahashi, Kenya Yamashita, Masahiro Hagio +1 more | 2010-12-07 |
| 7829374 | Silicon carbide semiconductor device and method for manufacturing the same | Masashi Hayashi, Kazuya Utsunomiya | 2010-11-09 |
| 7816688 | Semiconductor device and production method therefor | Kenya Yamashita, Makoto Kitabatake, Kunimasa Takahashi, Masao Uchida, Ryoko Miyanaga | 2010-10-19 |
| 7791308 | Semiconductor element and electrical apparatus | Makoto Kitabatake, Masao Uchida, Kenya Yamashita | 2010-09-07 |
| 7786565 | Semiconductor apparatus including power semiconductor device constructed by using wide band gap semiconductor | Makoto Kitabatake, Masao Uchida, Kunimasa Takahashi, Kenya Yamashita | 2010-08-31 |
| 7772098 | Method for manufacturing semiconductor device | Chiaki Kudou, Kunimasa Takahashi | 2010-08-10 |
| 7709403 | Silicon carbide-oxide layered structure, production method thereof, and semiconductor device | Kenya Yamashita, Makoto Kitabatake, Kunimasa Takahashi, Masao Uchida, Ryoko Miyanaga | 2010-05-04 |
| 7671409 | Wide gap semiconductor power device with temperature independent resistivity due to channel region resistivity having negative temperature dependence | Makoto Kitabatake, Masao Uchida, Kunimasa Takahashi, Kenya Yamashita, Koichi Hashimoto | 2010-03-02 |
| 7507999 | Semiconductor device and method for manufacturing same | Makoto Kitabatake, Kunimasa Takahashi, Kenya Yamashita, Ryoko Miyanaga, Masao Uchida | 2009-03-24 |
| 7473929 | Semiconductor device and method for fabricating the same | Makoto Kitabatake, Masao Uchida, Kunimasa Takahashi, Kenya Yamashita, Masahiro Hagio +1 more | 2009-01-06 |
| 7462540 | Silicon carbide semiconductor device and process for producing the same | Kunimasa Takahashi, Makoto Kitabatake, Kenya Yamashita, Masao Uchida, Ryoko Miyanaga | 2008-12-09 |
| 7436031 | Device for implementing an inverter having a reduced size | Makoto Kitabatake, Masao Uchida, Kunimasa Takahashi, Kenya Yamashita, Ryoko Miyanaga +1 more | 2008-10-14 |