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Publication


Featured researches published by Kazumi Umezawa.


Archive | 1978

Copying apparatus for sheet originals and thicker originals

Shigehiro Komori; Hisashi Sakamaki; Hiroyuki Hattori; Toshihide Iida; Koichi Miyamoto; Kazumi Umezawa


Archive | 1972

Automatic cut sheet feeding unit

Hiroyuki Hattori; Toshihide Iida; Shigehiro Komori; Koichi Miyamoto; Hisashi Sakamaki; Kazumi Umezawa


Archive | 1977

Original urging device

Hirotoshi Kishi; Masao Ariga; Hiroyuki Hattori; Yoshiki Furukawa; Hiroshi Ogawa; Takahiko Amanuma; Kazumi Umezawa; Seiji Sagara


Archive | 1975

Liquid developer for an electrostatic copying device

Yoshitomo Goshima; Hiroyuki Hattori; Shiro Komaba; Kazumi Umezawa


Archive | 1974

Optical system for copying sheet originals and thick orginals

Yoshitomo Goshima; Hiroyuki Hattori; Shiro Komaba; Kazumi Umezawa


Archive | 1978

Transfer sheet guiding device

Hiroyuki Miyake; Kazumi Umezawa; Hiroshi Ogawa; Hitotoshi Kishi; Seiji Sagara; Hiroshi Hara


Archive | 1987

Auxiliary machine supporting structure for image forming apparatus

Toshiaki Murayama; Kazumi Umezawa


Archive | 1978

Apparatus for scanning an original in a copying machine

Seiji Sagara; Hiroyuki Hattori; Hirotoshi Kishi; Hiroshi Ogawa; Kazumi Umezawa


Archive | 1974

Original keep device in copying machine

Yoshitomo Goshima; Hiroyuki Hattori; Shiro Komaba; Kazumi Umezawa


Archive | 1978

Electrophotographic developing apparatus having developer and refreshing rollers for liquid developers

Hiroyuki Miyake; Hiroshi Ogawa; Hirotoshi Kishi; Kazumi Umezawa; Seiji Sagara; Hiroshi Hara

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