Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11967564 | Method for manufacturing semiconductor device | Aiko Kaji, Haruhito Ichikawa, Shuhei Mitani, Yukihiro Wakasugi, Narumasa Soejima | 2024-04-23 |
| 10290707 | Semiconductor device | Takashi Kanemura, Masahiro Sugimoto, Narumasa Soejima | 2019-05-14 |
| 10128344 | Semiconductor device | Takashi Kanemura, Shoji Mizuno, Masahiro Sugimoto, Sachiko Aoi | 2018-11-13 |
| 9492783 | Carbon dioxide gas recovery device | Atsushi Tsutsumi, Akira Kishimoto, Yasuki Kansha, Kazuki Murahashi, Mikihiro Hayashi +1 more | 2016-11-15 |
| 9281364 | Semiconductor device and method of manufacturing the same | Hisashi ISHIMABUSHI, Narumasa Soejima | 2016-03-08 |
| 8575689 | Silicon carbide semiconductor device and manufacturing method of the same | Shinichiro Miyahara, Hidefumi Takaya, Masahiro Sugimoto, Narumasa Soejima, Tsuyoshi Ishikawa +1 more | 2013-11-05 |