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Kenzo Tatsumi

Ricoh

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Publication

Featured researches published by Kenzo Tatsumi.

Archive | 2005

Toner container, toner supply device and image forming apparatus

Emi Kita; Takeroh Kurenuma; Kiyonori Tsuda; Masayuki Yamane; Nobuyuki Taguchi; Kazuhisa Sudo; Satoshi Narumi; Fumio Ogata; Seiji Terazawa; Kenzo Tatsumi; Keisuke Katoh

Archive | 1996

Image forming apparatus, toner supply unit, and toner bottle attached thereto

Kenzo Tatsumi; Noboru Kusunose; Shigeru Yoshiki

Archive | 1997

Image forming device with improved mixing of circulated developer with replensihed toner

Haruji Mizuishi; Masaru Tanaka; Shigeru Watanabe; Kenzo Tatsumi; Toshitaka Yamaguchi; Takeo Suda; Hiroshi Yoshinaga; Ken Amemiya; Mayumi Yoshida

Archive | 2000

Image-forming apparatus having a seal for a developer and a method for detecting a removal of the seal

Haruji Mizuishi; Masaru Tanaka; Kenzo Tatsumi; Ken Amemiya; Toshitaka Yamaguchi; Hideki Zemba; Noriyuki Usui; Mayumi Ohori; Hiroshi Mizusawa

Archive | 2000

Image forming apparatus having a sensor for sensing an amount of reflected light from both a photoconductive element and a paper

Mayumi Ohori; Masaru Tanaka; Haruji Mizuishi; Hiroyuki Ohkaji; Kenzo Tatsumi; Hiroshi Mizusawa; Ken Amemiya; Hideki Zenba; Fumio Kishi

Archive | 1998

Image forming apparatus and method for controlling charging and developing bias voltage

Hideki Zenba; Masaru Tanaka; Haruji Mizuishi; Hiroyuki Okaji; Kenzo Tatsumi; Hiroshi Mizusawa; Ken Amemiya; Mayumi Ohori

Archive | 1998

Detachable toner supply and processing assembly for an image forming apparatus and having a shutter mechanism for toner flow control

Kenzo Tatsumi

Archive | 1999

Image forming apparatus with improved toner density control

Noriyuki Usui; Ken Amemiya; Haruji Mizuishi; Mayumi Ohori; Masaru Tanaka; Kenzo Tatsumi; Toshitaka Yamaguchi; Hideki Zemba; Hiroshi Mizusawa

Archive | 1999

Image forming apparatus having detachable transfer roller and discharge device

Toshitaka Yamaguchi; Masaru Tanaka; Hiroshi Mizusawa; Kenzo Tatsumi; Ken Amemiya; Haruji Mizuishi; Hideki Zemba; Noriyuki Usui; Mayumi Ohori

Archive | 2006

TONER COLLECTING DEVICE, IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS

Tomofumi Yoshida; Yoshiyuki Shimizu; Kenzo Tatsumi; Hirobumi Ooyoshi; Shintaro Yamada

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Tomohiro Kubota

Ricoh

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Yoshihiro Kawakami

Ricoh

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Hirobumi Ooyoshi

Ricoh

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Tomofumi Yoshida

Ricoh

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Yoshiyuki Shimizu

Osaka University

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Koji Kato

Ricoh

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Masaru Tanaka

Ricoh

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Haruji Mizuishi

Ricoh

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Ken Amemiya

Ricoh

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Mayumi Ohori

Ricoh

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