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Dive into the research topics where Narumasa Soejima is active.

Publication


Featured researches published by Narumasa Soejima.


Archive | 2013

Silicon carbide semiconductor device and manufacturing method of the same

Tomohiro Mimura; Shinichiro Miyahara; Hidefumi Takaya; Masahiro Sugimoto; Narumasa Soejima; Tsuyoshi Ishikawa; Yukihiko Watanabe


Archive | 2013

SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR PRODUCING THE SAME

Yuichi Takeuchi; Naohiro Suzuki; Masahiro Sugimoto; Hidefumi Takaya; Akitaka Soeno; Jun Morimoto; Narumasa Soejima; Yukihiko Watanabe


Archive | 2011

Semiconductor device manufacturiing method

Hirokazu Fujiwara; Masaki Konishi; Jun Kawai; Takeo Yamamoto; Takeshi Endo; Takashi Katsuno; Yukihiko Watanabe; Narumasa Soejima


Archive | 2011

Manufacturing method of silicon carbide single crystal

Hiroki Watanabe; Yasuo Kitou; Yasushi Furukawa; Kensaku Yamamoto; Hidefumi Takaya; Masahiro Sugimoto; Yukihiko Watanabe; Narumasa Soejima; Tsuyoshi Ishikawa


Archive | 2012

SWITCHING DEVICE AND METHOD FOR MANUFACTURING THE SAME

Hirokazu Fujiwara; Hisashi Ishimabushi; Yukihiko Watanabe; Narumasa Soejima; Toshimasa Yamamoto; Yuuichi Takeuchi


Archive | 2013

Silicon carbide semiconductor device including conductivity layer in trench

Yuichi Takeuchi; Kazumi Chida; Narumasa Soejima; Yukihiko Watanabe


Archive | 2015

Halbleitervorrichtung und Verfahren zur Herstellung einer Halbleitervorrichtung

Shinya Nishimura; Narumasa Soejima; Kensak Yamamoto


Archive | 2015

Siliziumcarbidhalbleitervorrichtung und Herstellungsverfahren hierfür

Toshimasa Yamamoto; Shinichiro Miyahara; Jun Morimoto; Narumasa Soejima; Yukihiko Watanabe


Archive | 2014

Siliciumcarbid-Halbleitervorrichtung und Verfahren zu deren Fertigung

Hidefumi Takaya; Masahiro Sugimoto; Narumasa Soejima; Yukihiko Watanabe; Noborio, Masato, Aichi-pref.; Yamamoto, Kensaku, Aichi-pref.; Matsuki, Hideo, Aichi-pref.; Tsuyoshi Ishikawa


Archive | 2014

Siliziumcarbid-Halbleitervorrichtung und Verfahren zu deren Fertigung

Yukihiko Watanabe; Yamamoto, Kensaku, Aichi-pref.; Noborio, Masato, Aichi-pref.; Hidefumi Takaya; Masahiro Sugimoto; Narumasa Soejima; Tsuyoshi Ishikawa; Matsuki, Hideo, Aichi-pref.

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