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Dive into the research topics where Yutaka Tomatsu is active.

Publication


Featured researches published by Yutaka Tomatsu.


Archive | 2005

Power semiconductor switching-device and semiconductor power module using the device

Motoo Yamaguchi; Naohito Kato; Yutaka Tomatsu


Archive | 1995

Vertical type semiconductor device and gate structure

Akira Kuroyanagi; Masami Yamaoka; Yoshifumi Okabe; Yasuaki Tsuzuki; Yutaka Tomatsu


Archive | 1996

Semiconductor device with reduced breakdown voltage between the gate electrode and semiconductor surface

Yutaka Tomatsu; Mitsuhiro Kataoka


Archive | 2002

Semiconductor device with peripheral portion for withstanding surge voltage

Yoshihiko Ozeki; Yutaka Tomatsu; Norihito Tokura; Haruo Kawakita


Archive | 1993

Method for producing semiconductor device having DMOS and NMOS elements formed in the same substrate

Akira Kuroyanagi; Yutaka Tomatsu; Yasuaki Tsuzuki


Archive | 1999

P-channel MOSFET semiconductor device having a low on resistance

Yoshifumi Okabe; Mitsuhiro Kataoka; Yutaka Tomatsu


Archive | 2002

Method for manufacturing semiconductor device with power semiconductor element and diode

Yoshihiko Ozeki; Yoshifumi Okabe; Yutaka Tomatsu


Archive | 2004

Trench-gate transistor with ono gate dielectric and fabrication process therefor

Takaaki Aoki; Yutaka Tomatsu; Akira Kuroyanagi; Mikimasa Suzuki; Hajime Soga


Archive | 1997

Manufacturing method of semiconductor device with a groove

Yutaka Tomatsu; Takeshi Miyajima; Manabu Koike; Ryosuke Inoshita


Archive | 2006

Semiconductor device with mos power element and ignition equipment equipped with same

Yutaka Tomatsu; Motoo Yamaguchi; 元男 山口; 裕 戸松

Collaboration


Dive into the Yutaka Tomatsu's collaboration.

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