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
Tatsuo Tani, Akira Midorikawa, Masaji Ito, Masashi Kuno, Masayuki Shinada, Hirobumi Yoshino, Yoshihiro Nakashima: Copier with image editing function. Ricoh Company, Oblon Fisher Spivak McClelland & Maier, December 9, 1986: US04627707 (76 worldwide citation)

A copier with an image editing function which extracts desired areas of a plurality of documents in an analog fashion and allows them to be edited on a single transfer sheet. The copier includes an erasing device for selectively erasing an image provided on a photoconductive element, a detaining dev ...


4
Shinji Sawata, Tatsuo Tani, Tadayoshi Tanaka, Takashi Horigome: Apparatus for heat transfer. Agency of Industrial Science & Technology, Oblon Fisher Spivak McClelland & Maier, September 26, 1978: US04116266 (58 worldwide citation)

Apparatus for heat transfer is disclosed. This apparatus is a closed container which is possessed of an input portion and an output portion for heat energy and is provided on the inside thereof with a wick extending throughout from the input portion to the output portion and disposed so that the res ...


5
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 ...


6
Tatsuo Tani: Recording apparatus with a folder/stapler device. Ricoh Company, Oblon Spivak McClelland Maier & Neustadt, January 17, 1995: US05382011 (40 worldwide citation)

A recording apparatus having a finisher capable of binding a stack of sheets in either of an edge bind mode and a center bind mode which are predominant over other binding modes. Sheets are stacked in the same position in both of the edge and center bind modes. In the edge bind mode, the papers are ...


7
Shigeru Suzuki, Kyoji Omi, Tatsuo Tani formerly Nishikawa: Apparatus for selectively feeding sheets from a plurality of cassettes. Ricoh, McGlew and Tuttle, August 31, 1976: US03977666 (38 worldwide citation)

An apparatus for selectively feeding desired sheets from a plurality of cassettes which store different respective sizes and kinds of sheets includes a handle lever located adjacent to the plurality of cassettes which are disposed in a vertically aligned stack. When the handle lever is moved to the ...


8
Tatsuo Tani, Hiroshi Yokoyama, Shoji Hayashi, Takashi Murofushi: System for controlling curls of a paper. Ricoh Company, Oblon Spivak McClelland Maier & Neustadt, May 15, 1990: US04926358 (37 worldwide citation)

A curl control system applicable to an electrophotographic copier for sensing the conditions of curls of a paper being transported and correcting the curls includes a curl sensing device and a curl correcting device. Two distance sensor units illuminate the paper and receive a reflection from the pa ...


9
Tatsuo Tani, Yasunori Kawaishi: Fixing device. Ricoh Company, Guy W Shoup, February 18, 1986: US04571056 (31 worldwide citation)

A fixing device including a heating roller and a pressure applying roller maintained in pressing contact with each other and allowing a toner image bearing recording sheet to pass therebetween has a heat insulating structure enclosing at least a portion of the fixing device and a multiple wall struc ...


10
Tatsuo Tani, Mitsuo Tanaka, Toshiaki Kameyama: Cassette type sheet feed apparatus for copying machine or the like. Ricoh Company, Frank J Jordan, July 4, 1978: US04098501 (28 worldwide citation)

A frame selectively supports sheet cassettes of various widths, one edge of the selected cassette being aligned against a first side wall of the frame. A first feed roller is operatively disposed above the selected cassette and spaced by a predetermined distance from the first side wall. For a maxim ...



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