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Masao Sunagawa

Hitachi

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Publication

Featured researches published by Masao Sunagawa.

Archive | 1982

Upright type electric cleaner

Syuji Watanabe; Yoshitaro Ishii; Masao Sunagawa

Archive | 1988

Upright-type electric vacuum cleaner

Masao Sunagawa; Kazuhiro Kubota; Yoshitaro Ishii; Susumu Satoh

Archive | 1992

Vacuum cleaner having silencer mechanism

Masao Sunagawa; Akira Iwao

Archive | 2000

Vacuum cleaner and suction nozzle body thereof cross reference to related application

Taiji Tajima; Shigesaburou Komatsu; Shigenori Satou; Toshiya Shinozaki; Yukiji Iwase; Masao Sunagawa; Wataru Yamamoto; Susumu Satou

Archive | 1987

Vacuum cleaner having a blower facility structure

Hisao Suka; Akira Iwao; Kazuhiro Kubota; Yoshitaro Ishii; Masao Sunagawa

Archive | 1991

Vacuum cleaner having an impeller and diffuser

Yukiji Iwase; Shigenori Sato; Masao Sunagawa; Hisanori Toyoshima

Archive | 1991

Blower assembly with impeller for vacuum cleaner

Yukiji Iwase; Shigenori Sato; Masao Sunagawa; Hisanori Toyoshima

Archive | 1995

Vacuum cleaner and suction nozzle body therefor

Taiji Tajima; Shigesaburou Komatsu; Shigenori Satou; Toshiya Shinozaki; Yukiji Iwase; Masao Sunagawa; Wataru Yamamoto; Susumu Satou

Archive | 1994

Cleaner and cleaning method

Taiji Tajima; Shigesaburo Komatsu; Shigenori Satou; Yukiji Iwase; Masao Sunagawa; Waturu Yamamoto

Archive | 1995

Vacuum cleaner and suction piece therefor

Taiji Tajima; Shigesaburou Komatsu; Shigenori Satou; Toshiya Shinozaki; Yukiji Iwase; Masao Sunagawa; Wataru Yamamoto; Susumu Satou

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Yukiji Iwase

Hitachi

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Shigenori Satou

Hitachi

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Taiji Tajima

Hitachi

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Hisanori Toyoshima

Hitachi

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Shigenori Sato

Hitachi

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Shigesaburou Komatsu

Hitachi

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Susumu Satou

Hitachi

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Toshiya Shinozaki

Hitachi

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Wataru Yamamoto

Hitachi

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Akira Iwao

Hitachi

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