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Yasuhiro Maruyama

Ricoh

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Publication

Featured researches published by Yasuhiro Maruyama.

Archive | 1996

Crystal producing method and apparatus therefor

Mitsuhiro Maruyama; Yasuhiro Maruyama

Archive | 1993

Karaoke authoring apparatus

Toshihiko Umeda; Tomoyuki Tanaka; Masaaki Hamada; Yasuhiro Maruyama

Archive | 2010

Led driving circuit, led illumination fixture, led illumination equipment, and led illumination system

Naoki Fukunaga; Masakazu Ikeda; Katsumi Inaba; Mitsuru Mariyama; Yasuhiro Maruyama; Hiroyuki Shoji; Hirohisa Warita; 康弘 丸山; 浩久 和里田; 克己 因幡; 弘之 小路; 雅和 池田; 直樹 福永; 満 鞠山

Archive | 2010

Led drive circuit, phase control dimmer, led illumination fixture, led illumination device, and led illumination system

Atsushi Kanamori; Masaru Kubo; Yasuhiro Maruyama; Hirohisa Warita

Archive | 1998

Crystal producing method and equipment therefor

Mitsuhiro Maruyama; Yasuhiro Maruyama; 光弘 丸山; 康弘 丸山

Archive | 2009

Led drive circuit, phase control type dimmer, led lighting lamp, led lighting equipment, and led lighting system

Atsushi Kanamori; Masaru Kubo; Yasuhiro Maruyama; Hirohisa Warita; 康弘 丸山; 勝 久保; 浩久 和里田; 淳 金森

Archive | 1998

Substrate for manufacturing semiconductor device and its manufacture, and photoelectric transducer and its manufacture

Mitsuhiro Maruyama; Yasuhiro Maruyama; 光弘 丸山; 康弘 丸山

Archive | 2008

Led drive circuit, led lighting lamp, led lighting fixture, and led lighting system

Yoshinori Ikuta; Atsushi Kanamori; Yasuhiro Maruyama; 康弘 丸山; 吉紀 生田; 淳 金森

Archive | 1995

Production of crystal and apparatus therefor

Mitsuhiro Maruyama; Yasuhiro Maruyama; 光弘 丸山; 康弘 丸山

Archive | 1993

KARAOKE AUTHORING DEVICE

Masaaki Hamada; Yasuhiro Maruyama; Tomoyuki Tanaka; Toshihiko Umeda; 康弘 丸山; 俊彦 楳田; 雅明 浜田; 智之 田中

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Masaaki Hamada

Ricoh

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Tomoyuki Tanaka

Ricoh

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Toshihiko Umeda

Ricoh

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