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Kei Yasutomi

Ricoh

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Publication

Featured researches published by Kei Yasutomi.

Archive | 2000

Image forming apparatus including preselected range between charge injection layer and voltage potential

Masahiko Shakuto; Tsukuru Kai; Hidetoshi Yano; Takahiko Tokumasu; Hiroshi Ikuno; Kei Yasutomi; Hirokatsu Suzuki; Nobutaka Takeuchi; Toshihiko Baba

Archive | 1998

Image forming apparatus and cleaning method for contact-charging member

Kei Yasutomi; Hidetoshi Yano; Masako Yoshii; Nobuto Yokokawa

Archive | 2002

Image forming apparatus having a diamond-like structure surface protection layer on a photoconductive layer

Masahiko Shakuto; Kei Yasutomi; Hirokatsu Suzuki; Nobutaka Takeuchi; Toshihiko Baba

Archive | 1996

Configured to enhance toner collecting efficiency and toner redepositing efficiency

Hisashi Shoji; Osamu Endo; Kei Yasutomi; Masako Yoshii; Hidetoshi Yano; Yasushi Nakazato; Takayuki Kimura

Archive | 2002

Image forming apparatus including diamond-like or amorphous structure containing hydrogen surface protection layer

Masahiko Shakuto; Kei Yasutomi; Hirokatsu Suzuki; Nobutaka Takeuchi; Toshihiko Baba

Archive | 2003

Image forming apparatus having a developing device with a magnet brush

Tsukuru Kai; Nobutaka Takeuchi; Hisashi Shoji; Kei Yasutomi; Takeyoshi Sekine; Osamu Ariizumi

Archive | 2005

Apparatus and method for fixing an image

Jun Yura; Koichi Kato; Hiroshi Nakai; Kazumi Suzuki; Kei Yasutomi; Hideki Kosugi; Hirokatsu Suzuki; Ichiro Kadota

Archive | 2004

Dither matrix producing method and apparatus, image processing method and apparatus, image forming method and apparatus, program and recording medium

Kei Yasutomi; Takeshi Ogawa; Toshihiro Takesue

Archive | 2008

Driving device or image forming apparatus

Katsuaki Miyawaki; Tetsuo Watanabe; Takeo Tsukamoto; Katsuhiro Aoki; Kei Yasutomi; Hitoshi Maruyama; Hiroshi Ikeguchi

Archive | 2000

Developing method and a developing device for image forming apparatus

Kei Yasutomi; Tsukuru Kai; Hisashi Shoji; Nobutaka Takeuchi

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Hitoshi Maruyama

Ricoh

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Katsuaki Miyawaki

Ricoh

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Katsuhiro Aoki

Ricoh

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Nobutaka Takeuchi

Ricoh

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Takeo Tsukamoto

Ricoh

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Hirokatsu Suzuki

Ricoh

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Hisashi Shoji

Ricoh

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Kazuki Funahashi

Ricoh

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Masanori Saitoh

Ricoh

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Takuroh Sone

Ricoh

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