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Dive into the research topics where Niwa Yoshimitsu is active.

Publication


Featured researches published by Niwa Yoshimitsu.


Archive | 2009

CONTACT POINT MATERIAL FOR VACUUM VALVE, AND MANUFACTURING METHOD THEREOF

Yamamoto Atsushi; Kusano Takashi; Sasage Kosuke; Niwa Yoshimitsu; Okutomi Isao


Archive | 2007

VACUUM VALVE AND CONDITIONING PROCESSING METHOD

Yokokura Kunio; Niwa Yoshimitsu; Shioiri Satoru; Sato Junichi; Sasage Kosuke


Archive | 2005

D.C. CIRCUIT BREAKER

Niwa Yoshimitsu; Yokokura Kunio; Matsuzaki Jun; Kikuchi Hideji


Archive | 2002

VACUUM DC BREAKER

Yokokura Kunio; Niwa Yoshimitsu; Funabashi Takumi; Otake Shiro; Oshima Iwao; Matsuzaki Jun


Archive | 2015

VACUUM VALVE FOR DC CIRCUIT BREAKER

Sakaguchi Wataru; Niwa Yoshimitsu; Yoshida Takeshi


Archive | 2006

VACUUM VALVE AND CONDITIONING TREATMENT METHOD

Sasage Kosuke; Yokokura Kunio; Shioiri Satoru; Sato Junichi; Niwa Yoshimitsu; Osabe Kiyoshi; Seki Keisei; Miyata Kiyotaka


Archive | 2003

VACUUM CUT-OFF DEVICE

Yokokura Kunio; Niwa Yoshimitsu; Matsumoto Yasuhiro; Matsuo Kazuhiro


Archive | 2017

DC BLOCKING DEVICE AND DC BLOCKING METHOD

Niwa Yoshimitsu; Oshima Takashi; Ando Masayuki


Archive | 2017

INTERRUPTER FOR POWER SYSTEM

Nagata Toshikazu; Ohda Yoshiaki; Niwa Yoshimitsu; Ando Masayuki; Kanaya Kazuhisa


Archive | 2016

VACUUM INSULATION OPENING/CLOSING DEVICE

Asari Naoki; Sato Junichi; Shioiri Satoru; Niwa Yoshimitsu; Sekimori Hiroki; Takei Yoshihiro; Oshima Takashi

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