1
Nachio Seko, Tatsuo Tani, Hiroyuki Idenawa, Takashi Yano, Isao Nakamura: Copying apparatus. Ricoh Company, David G Alexander, April 22, 1986: US04583834 (147 worldwide citation)

A plurality of copying machines (12), (13), (14) are connected to a computer (39). Each copying machine (12), (13), (14) comprises sensor means (16), (17), (18), (19), (21), (22), (23), (24) for sensing various operating parameters thereof such as a total number of copies produced, machine malfuncti ...


2
Takashi Yano, Tatsuo Tani, Nachio Seko, Hiroyuki Idenawa, Isao Nakamura: Electrostatic copying system having monitoring devices. Ricoh Company, David G Alexander, September 11, 1979: US04167322 (81 worldwide citation)

A plurality of electrostatic copying machines (12), (13), (14), (16) are interconnected by bus lines (19), (21), (22). Each copying machine (12), (13), (14), (16) is provided with a sensor unit (23) for sensing various status parameters of the copying machine (12), (13), (14), (16) such as whether t ...


3
Tamaki Kaneko, Seiichi Miyakawa, Toyokazu Satomi, Yutaka Koizumi, Isao Nakamura, Yasuhiro Tabata: Auto document feeder for use with duplex copying machine. Ricoh Company, McGlew and Tuttle, November 4, 1980: US04231561 (78 worldwide citation)

The auto document feeder is for use with duplex copying machines, and is capable of inverting duplex sheet originals, having images on both surfaces, automatically and feeding the originals to an exposure station automatically. The feeder comprises trays for stacking a plurality of sheet originals t ...


4
Toyokazu Satomi, Yutaka Koizumi, Isao Nakamura, Yasuhiro Tabata, Tamaki Kaneko: Duplex copying machine. Ricoh Company, McGlew and Tuttle, August 19, 1980: US04218128 (49 worldwide citation)

A duplex copying machine has an auto document feeder and is capable of duplex copying from originals having images on one side, originals having images on both sides and combinations of the aforementioned two types. In a preferred embodiment of the duplex copying machine, whether an original has ima ...


5
Toyokazu Satomi, Yutaka Koizumi, Isao Nakamura, Yasuhiro Tabata, Tamaki Kaneko: Electrostatic copying machine. Ricon, David G Alexander, June 9, 1981: US04272180 (48 worldwide citation)

First and second original documents are copied on the opposite sides of a copy sheet in superposition in such a manner that the centers of the two copied images on the opposite sides of the copy sheet are coincident with each other. The two copied images are offset from the center of the copy sheet, ...


6
Masumi Ikesue, Takashi Yano, Susumu Tatsumi, Hiroyuki Idenawa, Isao Nakamura, Tatsuo Tani: Variable magnification electrostatic copying machine. Ricoh Company, David G Alexander, July 7, 1981: US04277163 (44 worldwide citation)

The vertical and horizontal lengths of an original document (28) are automatically sensed and compared with the vertical and horizontal lengths of a copy sheet (38) and the reduction ratio of a variable magnification optical system (33) is automatically adjusted in accordance therewith so that the m ...


7
Yukio Saito, Masayoshi Otsuka, Tomoyuki Nagamine, Masaki Okuyama, Isao Nakamura: Portable printer with variable housing configurations. Fujitsu Isotec, Staas & Halsey, August 17, 1993: US05236265 (38 worldwide citation)

The present invention relates to a portable printer suitable for hand-carrying and transporting, and provides a portable printer which is easily carried and transported and provides less possibility of damage to the printing mechanism, and comprises a plurality of casings 1, 2, a printing mechanism ...


8
Toyokazu Satomi, Yutaka Koizumi, Isao Nakamura, Yasuhiro Tabata, Tamaki Kaneko: Electrostatic copying machine. Ricoh Company, David G Alexander, February 5, 1980: US04187024 (19 worldwide citation)

First and second original documents are copied on the opposite sides of a copy sheet in superposition in such a manner that the centers of the two copied images on the opposite sides of the copy sheet are coincident with each other. The two copied images are offset from the center of the copy sheet, ...


9
Toyokazu Satomi, Yutaka Koizumi, Seiichi Miyakawa, Isao Nakamura, Yasuhiro Tabata, Tamaki Kaneko: Method for controlling a copying apparatus adapted to print images on opposite surfaces of a copy sheet. Ricoh, McGlew and Tuttle, August 19, 1980: US04218130 (16 worldwide citation)

In successively copying a plurality of continuous pages of a book original by means of a copying apparatus adapted to print images of the pages on opposite surfaces of each copy sheet, a printing operation is controlled in such a manner that a series of processes including, illumination of the pages ...


10
Tamaki Kaneko, Yasuhiro Takahashi, Tsugio Okuzawa, Isao Nakamura, Kohshi Ebata: Copying apparatus. Ricoh Company, Guy W Shoup, May 6, 1986: US04586812 (14 worldwide citation)

A copying apparatus capable of copying and printing an image of a document on one side or on either side of a printing sheet including a plurality of image recording units each including an image recording member and a variety of devices associated with the image recording member for performing imag ...



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