Yushi Hirayama | Researchain

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Featured researches published by Yushi Hirayama.

Archive | 2007

Image forming apparatus and image density control method

Kentaroh Tomita; Nobutaka Takeuchi; Hitoshi Ishibashi; Shin Hasegawa; Shinji Kato; Kohta Fujimori; Kayoko Tanaka; Yushi Hirayama

Archive | 2005

Method and apparatus for image forming capable of effectively detecting toner density

Kohta Fujimori; Shin Hasegawa; Noboru Sawayama; Shinji Kato; Hitoshi Ishibashi; Kayoko Tanaka; Yushi Hirayama; Takashi Enami; Shinji Kobayashi; Kazumi Kobayashi; Fukutoshi Uchida; Naoto Watanabe

Archive | 2005

Image-information detecting device and image forming apparatus

Shinji Kato; Yushi Hirayama; Shin Hasegawa; Hitoshi Ishibashi; Kohta Fujimori; Naoto Watanabe; Kayoko Tanaka; Takashi Enami; Shinji Kobayashi; Kazumi Kobayashi; Fukutoshi Uchida; Noboru Sawayama

Archive | 2006

Image forming apparatus and toner concentration controlling method

Nobutaka Takeuchi; Shin Hasegawa; Kohta Fujimori; Kayoko Tanaka; Yushi Hirayama; Hitoshi Ishibashi; Osamu Ariizumi; Naoto Watanabe; Shinji Kato; Shinji Kobayashi; Kazumi Kobayashi; Takashi Enami; Fukutoshi Uchida; Ryohta Morimoto

Archive | 2005

Method and apparatus for image forming capable of controlling image-forming process conditions

Shin Hasegawa; Shinji Kato; Noboru Sawayama; Takashi Enami; Fukutoshi Uchida; Shinji Kobayashi; Hitoshi Ishibashi; Kohta Fujimori; Naoto Watanabe; Kayoko Ikegami; Yushi Hirayama; Kazumi Kobayashi

Archive | 2007

Developing device, and process unit and image forming apparatus using the developing device

Kayoko Tanaka; Shin Hasegawa; Kohta Fujimori; Nobutaka Takeuchi; Yushi Hirayama

Archive | 2007

Image forming apparatus capable of efficient toner concentration control

Hitoshi Ishibashi; Shin Hasegawa; Kohta Fujimori; Nobutaka Takeuchi; Kayoko Tanaka; Yushi Hirayama; Kentaroh Tomita; Shuji Hirai

Archive | 2007

IMAGE FORMING APPARATUS EFFECTIVELY CONDUCTING A PROCESS CONTROL

Shin Hasegawa; Shinji Kato; Hitoshi Ishibashi; Kohta Fujimori; Naoto Watanabe; Osamu Ariizumi; Nobutaka Takeuchi; Kayoko Tanaka; Yushi Hirayama; Shinji Kobayashi; Takashi Enami; Kazumi Kobayashi; Fukutoshi Uchida; Ryohta Morimoto

Archive | 2010

IMAGE FORMING APPARATUS AND METHOD OF ADJUSTING CHARGE BIAS

Hitoshi Ishibashi; Kohta Fujimori; Shin Hasegawa; Yushi Hirayama; Nobutaka Takeuchi; Shinji Kato; Kayoko Tanaka; Naoto Watanabe; Kentaroh Tomita; Satoru Komatsubara; Akio Kosuge

Archive | 2009