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Shigeo Koyama

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Publication

Featured researches published by Shigeo Koyama.

Archive | 1983

Copying paper conveying device in electrostatic copying apparatus

Shigeo Koyama; Hiromi Sakata

Archive | 1982

Developing device for use on an electrostatic copying apparatus

Ryutaro Yamagata; Nobuhiko Kozuka; Hitoshi Nishihama; Shigeo Koyama; Kazutada Sakai

Archive | 1981

Copying apparatus provided with a cassette-type paper feeding mechanism

Shigeo Koyama; Ryutaro Yamagata; Nobuhiko Kozuka; Hiromi Sakata

Archive | 1984

Shell-type electrostatic copying apparatus

Shigeo Koyama; Nobuhiko Kozuka; Atsushi Kano

Archive | 1981

PHOTOSENSITIVE DRUM FOR ELECTROSTATIC COPYING APPARATUS

Nobuhiko Kozuka; Ryutaro Yamagata; Shigeo Koyama; Hiromi Sakata; Atsushi Kano

Archive | 1982

Toner replenishing device for an electrostatic copying apparatus

Nobuhiko Kozuka; Shigeo Koyama; Masami Kai; Ichiro Takahashi; Hiromi Sakata; Atsushi Kano

Archive | 1984

Copying apparatus equipped with an original-support device, and an original-holding mechanism therefor

Shigeo Koyama; Ryutaro Yamagata; Nobuhiko Kozuka; Hiromi Sakata

Archive | 1983

Electrostatic photographic copying machine provided with a movable sorter

Nobuhiko Kozuka; Shigeo Koyama; Atsushi Kano

Archive | 1981

Apparatus for developing latent electrostatic image

Ryutaro Yamagata; Nobuhiko Kozuka; Hitoshi Nishihama; Shigeo Koyama; Kazutada Sakai

Archive | 1983

Variable magnification electrostatic copying apparatus

Nobuhiko Kozuka; Hiromi Sakata; Atsushi Kano; Shigeo Koyama

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