Issued Patents All Time
Showing 1–25 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49195 | Silicon carbide semiconductor device | Nobuyuki Horikawa, Osamu Kusumoto, Masashi Hayashi | 2022-08-30 |
| 11366022 | Semiconductor device having a temperature sensor | Atsushi Ohoka, Masahiko Niwayama | 2022-06-21 |
| 11312966 | Nucleic acid for treating mite allergy | Takanori MARUI | 2022-04-26 |
| 11024706 | Semiconductor device | Kouichi Saitou, Takashi Hasegawa | 2021-06-01 |
| 10748838 | Silicon carbide semiconductor device | Atsushi Ohoka, Nobuyuki Horikawa | 2020-08-18 |
| 10672878 | Silicon carbide semiconductor device | Atsushi Ohoka, Nobuyuki Horikawa | 2020-06-02 |
| 10658466 | Semiconductor element and method of manufacturing the same | — | 2020-05-19 |
| 10361266 | Semiconductor device | Yuki Ueda | 2019-07-23 |
| 10276470 | Semiconductor device having an electric field relaxation structure | — | 2019-04-30 |
| 10229973 | Semiconductor device including semiconductor substrate, silicon carbide semiconductor layer, first electrode and second electrode | — | 2019-03-12 |
| 10224436 | Semiconductor device | — | 2019-03-05 |
| 9923090 | Silicon carbide semiconductor element and method for manufacturing the same | Atsushi Ohoka, Nobuyuki Horikawa, Osamu Kusumoto | 2018-03-20 |
| 9865591 | Silicon carbide semiconductor device | Nobuyuki Horikawa, Osamu Kusumoto, Masashi Hayashi | 2018-01-09 |
| 9773924 | Semiconductor device having barrier region and edge termination region enclosing barrier region | Kouichi Saitou, Takayuki Wakayama | 2017-09-26 |
| 9691759 | Semiconductor device including semiconductor substrate, silicon carbide semiconductor layer, unit cells, source, and gate | Nobuyuki Horikawa | 2017-06-27 |
| 9577044 | Semiconductor device with first and second electrodes forming schottky junction with silicon carbide semiconductor layer and method of manufacturing the same | Masashi Hayashi, Koutarou Tanaka | 2017-02-21 |
| 9543858 | Semiconductor device and inverter using same | Osamu Kusumoto, Hideki Nakata, Keiji Akamatsu | 2017-01-10 |
| 9252211 | Semiconductor device and manufacturing method thereof | Osamu Kusumoto, Nobuyuki Horikawa | 2016-02-02 |
| 9214546 | Silicon carbide switching device with novel overvoltage detection element for overvoltage control | Masashi Hayashi | 2015-12-15 |
| 9209262 | Silicon carbide semiconductor device and method for manufacturing same | Koutarou Tanaka, Masahiko Niwayama, Osamu Kusumoto | 2015-12-08 |
| 9029874 | Semiconductor device having a first silicon carbide semiconductor layer and a second silicon carbide semiconductor layer | Nobuyuki Horikawa, Masahiko Niwayama | 2015-05-12 |
| 9006748 | Semiconductor device and method for manufacturing same | Koutarou Tanaka | 2015-04-14 |
| 8933463 | Semiconductor element, semiconductor device, and power converter | Kazuhiro Adachi, Osamu Kusumoto, Koichi Hashimoto, Shun Kazama | 2015-01-13 |
| 8933466 | Semiconductor element | Nobuyuki Horikawa, Koutarou Tanaka, Tsutomu Kiyosawa | 2015-01-13 |
| 8878194 | Semiconductor element, semiconductor device, and semiconductor element manufacturing method | Masahiko Niwayama | 2014-11-04 |