Patents Assigned to Ricoh Company, Ltd.
  • Patent number: 10723131
    Abstract: A liquid discharging device includes a liquid discharging head including a nozzle surface and multiple nozzles, the liquid discharging head to discharge liquid through the nozzles, a wiping member to wipe the nozzle surface of the liquid discharging head, and a pressing member to press the wiping member against the nozzle surface when the wiping member wipes the nozzle surface, wherein the wiping member satisfies the following conditions 1 and 2 when the wiping member is pressed against the nozzle surface by the pressing member during wiping: the contact ratio of the wiping member with the nozzle surface is from 60 to 95 percent Condition 1, the porous volume per unit area represented by V×T/100 is from 0.1 to 0.7 (mm3/mm2), where V (percent) represents a porosity and T (mm) represents a thickness of the wiping member Condition 2.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventor: Takumi Atake
  • Patent number: 10723898
    Abstract: In accordance with some embodiments of the present invention, an active energy ray curable composition including a polymerizable compound composition is provided. When the active energy ray curable composition is formed into a film having an average thickness of 10 ?m on a substrate and, after a lapse of 15 seconds, the film is irradiated with an active energy ray having a light quantity of 1,500 mJ/cm2 to become a cured product, the cured product satisfies the following conditions (1) and (2): (1) when the substrate is a polypropylene substrate, the cured product has a glass transition temperature of 60° C. or more; and (2) when the substrate is a polycarbonate substrate, an adhesion between the polycarbonate substrate and the cured product is 70 or more, the adhesion being measured according to a cross-cut adhesion test defined in Japanese Industrial Standards K5400.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: July 28, 2020
    Assignee: RICOH COMPANY, LTD.
    Inventors: Mie Yoshino, Manabu Arita, Shizuka Kohzuki, Hiroki Kobayashi
  • Patent number: 10722701
    Abstract: A nerve stimulation apparatus is provided. The nerve stimulation apparatus detects nerve activities from a body surface and applies stimulation. The nerve stimulation apparatus includes a stimulation apparatus with multiple electrodes which are arranged on skin and a current supply unit which supplies a current to the electrodes, which stimulation apparatus provides the current to a living body percutaneously to stimulate a target nerve; a measurement apparatus which measures activities of muscles governed by the nerve according to the stimulation from the stimulation apparatus; and an information processing apparatus which determines, based on a measurement result of the nerve activities obtained from the measurement apparatus, which electrode is capable of providing the target nerve activities equal to or greater than a desired value.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: July 28, 2020
    Assignees: Ricoh Company, Ltd., National University Corporation Tokyo Medical and Dental University
    Inventors: Takafumi Ishibe, Shigenori Kawabata, Takumi Yamaga, Hiroshi Deguchi, Koji Yamaguchi, Shunichi Matsumoto
  • Patent number: 10725718
    Abstract: A print server is disclosed. The print server includes a printing software product that generates an object including one or more attributes defining work expected to be received in a printing system, assigns the object to an input device associated with a folder designated to receive the work, monitors the received work and provides a notification if the received work does not match the attributes of the object.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Marquis G. Waller, Linda S. Liebelt, Thomas N. Bilan, Ioana C. Nagy
  • Patent number: 10725653
    Abstract: An image processing device, an image processing system, and a method of processing an image. The image processing device and the method includes displaying a first screen and a second screen using an image processing device connected to an image display apparatus, controlling a display to display one of the first screen and the second screen on the image display apparatus, acquiring from the image display apparatus discrimination data including at least data for distinguishing between the first screen and the second screen, and determining a partition between the first screen and the second screen based on the discrimination data. The image processing system includes an image display apparatus and at least one information processing device.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: July 28, 2020
    Assignee: RICOH COMPANY, LTD.
    Inventors: Tatsuyuki Oikawa, Ayako Watanabe, Shigeru Nakamura
  • Patent number: 10725713
    Abstract: An image forming apparatus includes a printing device to perform normal printing of a job according to a setting, and processing circuitry to: accept a request for executing printing of another job while the printing device is performing the normal printing of the job according to the setting; when the request for executing printing of another job is a request for executing trial printing, control the printing device to interrupt the normal printing of the job to perform the trial printing of the another job; and control an ejection device to discharge a recording medium printed in the normal printing of the job and a recording medium printed in the trial printing of the another job on different sheet discharge trays.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Kaori Ozeki, Taijirou Sueishi, Akiko Bamba, Kohei Chubachi, Hiroshi Morikawa
  • Patent number: 10725714
    Abstract: An image processing apparatus includes circuitry to store, in a memory, primary address information indicating an address of a primary mail server and alternate address information indicating one or more addresses of corresponding one or more alternate mail servers. The circuitry performs authentication of a user and transmits, after the authentication succeeds, the e-mail using the primary mail server based on the primary address information, in response to a first transmission request for transmission using the primary mail server. When transmission using the primary mail server fails, the circuitry controls display of a selection screen for selecting one from the one or more alternate mail servers, based on the alternate address information and transmits, in response to a second transmission request for transmission using the alternate mail server, the e-mail using the one selected from the one or more alternate mail servers on the selection screen.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: July 28, 2020
    Assignee: RICOH COMPANY, LTD.
    Inventor: Akihiro Mori
  • Patent number: 10728254
    Abstract: A management system, a communication system, and a management method. The management system and the management method include receiving a request to associate identification information of a first user with identification information of a first client application that the first user is authorized to use, and identification information of a second user who has been authenticated and has been authorized to use a second client application, determining whether the identification information of the second user matches certain information that corresponds to the first client application, and associating the identification information of the first user with the identification information of the first client application when the determining determines that the identification information of the second user matches the certain information that corresponds to the first client application.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Mayu Hakata, Takeshi Horiuchi
  • Patent number: 10725832
    Abstract: An information processing system includes programs so as to implement a memory unit storing, for each application executing a sequence of processes using electronic data, program identification information of identifying at least one program executing the sequence of processes, a parameter used to execute each program, and flow information defining an execution order of the at least one program while associating app identification information with the program identification information, the parameter, and the flow information, an acquiring unit acquiring the flow information; and an executing unit causing each program identified by the program identification information to execute the sequence of processes, the executing unit replacing, when a data value of a data item included in the parameter used to execute the program is designated to be replaced by another data value, the data value with the other data value.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Ryutaro Sakanashi, Yuuichiroh Hayashi
  • Patent number: 10727001
    Abstract: Provided is a photoelectric conversion element including: a first electrode; a hole blocking layer; an electron transport layer; a hole transport layer; and a second electrode, wherein the hole blocking layer includes a metal oxide including a titanium atom and a niobium atom.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: July 28, 2020
    Assignee: RICOH COMPANY, LTD.
    Inventors: Naomichi Kanei, Yuuji Tanaka, Ryota Arai, Tamotsu Horiuchi
  • Patent number: 10725419
    Abstract: An image forming apparatus includes an exterior housing, an image forming unit disposed in the exterior housing, to form an image on a sheet, a sheet tray disposed below the image forming unit to be drawable in a front face of the exterior housing, an ejection unit disposed above the image forming unit to eject the sheet on which the image is formed by the image forming unit, a conveyance path disposed on the front face of the exterior housing to guide the sheet from the sheet tray to the ejection unit via the image forming apparatus, an openably closable cover disposed in the front face of the exterior housing to openably close the conveyance path, and an space disposed side by side with the image forming unit in a lateral direction in the exterior housing.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventor: Masahiro Ishida
  • Patent number: 10728480
    Abstract: An improved solid-state image sensor including a plurality of pixels. Each of the pixels includes a photoelectric convertor to convert a light signal into an electrical charge; a transfer transistor to transfer the electrical charge to a floating diffusion; a reset transistor to reset the floating diffusion; and an amplifier transistor to amplify a signal when the floating diffusion is connected to a gate of the amplifier transistor. A first voltage is set less than or equal to a second voltage. Each of a third voltage and a fourth voltage is set higher than a voltage of a ground. The third voltage is a gate voltage of the transistor resistor at times other than the time of reading a signal of the pixel and the fourth voltage is a gate voltage of the reset transistor at times other than a reset time of the reset transistor.
    Type: Grant
    Filed: August 14, 2018
    Date of Patent: July 28, 2020
    Assignee: RICOH COMPANY, LTD.
    Inventor: Atsushi Suzuki
  • Patent number: 10725369
    Abstract: A light source device includes: a light source to emit first color light; a fluorescent member having a first region that includes a fluorescent body to convert at least a part of the first color light into second color light different from the first color light when irradiated with the first color light and a second region to transmit the first color light; a wave plate; a reflecting member to reflect the first color light transmitted through the wave plate; and an optical path separating element provided on an optical path between the light source and the fluorescent member and transmit one of the first color light emitted from the light source and reflected light of the first color light by the reflecting member, and reflect another one.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Kasumi Nakamura, Yohei Takano, Hirotoshi Nakayama, Naoki Nakamura
  • Patent number: 10723133
    Abstract: A system is disclosed. The system at least one physical memory device to store ink estimation logic and one or more processors coupled with the at least one physical memory device, to execute the ink estimation logic to receive one or more gray level histograms, receive one or more halftone designs and generate estimated ink usage data for each of one or more color planes based on the gray level histograms and the halftone designs, wherein each gray level histogram corresponds to one of the one or more color planes, and each halftone design corresponds to one of the one or more color planes.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Vincent Ferreri, Walter F. Kailey, Nikita Gurudath, Mikel Stanich
  • Patent number: 10723130
    Abstract: A liquid discharge head includes a head substrate and a surface treatment film on a surface of the head substrate. The surface treatment film is an oxide film containing Si. The oxide film contains a transition metal to form a passive film. A content of Si in a vicinity of an interface of the surface treatment film with the head substrate is higher than a content of Si in an inside of the surface treatment film and is 20 at % or more.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: July 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Takahiko Kuroda, Satoshi Mizukami
  • Publication number: 20200230977
    Abstract: A coater includes a coating device and a rotator. The coating device is configured to apply a coating liquid on a sheet material. The rotator is configured to contact a coated surface of the sheet material to which the coating liquid is applied in the coating device. The rotator has a plurality of fine particles on a circumferential surface of the rotator.
    Type: Application
    Filed: November 15, 2019
    Publication date: July 23, 2020
    Applicant: Ricoh Company, Ltd.
    Inventor: Isao MATSUSHIMA
  • Publication number: 20200231401
    Abstract: A binding apparatus to bind sheets includes a binding device, a non-volatile memory, and control circuitry. The binding device is configured to bind a plurality of stacked sheets with a binding member. The non-volatile memory is configured to store a quantity of binding members in the binding device. The control circuitry is configured to control operation of the binding device. The control circuitry outputs an alert when the quantity of binding members stored in the non-volatile memory is equal to or less than a first predetermined value and cancels the alert when the quantity of binding members is equal to or less than a second predetermined value.
    Type: Application
    Filed: December 17, 2019
    Publication date: July 23, 2020
    Applicant: Ricoh Company, Ltd.
    Inventors: Takuya FUKUHARA, Hiroki YOSHIDA, Naoyuki TAMURA, Tsubasa HASHIMOTO
  • Publication number: 20200231399
    Abstract: A sheet post-processing apparatus includes an output tray on which a sheet ejected from a sheet outlet is stacked; a wall disposed downstream from the output tray in a sheet ejection direction; and an alignment member configured to contact and move the sheet on the output tray, to bring a rear end of the sheet in the sheet ejection direction into contact with the wall for alignment. The alignment member is selectively set at three positions of: an alignment position protruding beyond the wall toward the output tray to contact the sheet on the output tray; a withdrawn position inward of the wall; and a home position between the alignment position and the withdrawn position.
    Type: Application
    Filed: November 14, 2019
    Publication date: July 23, 2020
    Applicant: Ricoh Company, Ltd.
    Inventors: Hidefumi SHIBATA, Yohei YAMAZAKI, Masanobu KIMATA, Yasuki MATSUURA
  • Publication number: 20200230887
    Abstract: A fabricating apparatus includes a temperature measuring device, a heating device, and circuitry. The temperature measuring device is configured to measure a temperature of a fabrication material layer. The heating device is configured to heat the fabrication material layer. The circuitry is configured to control the heating device with a heating amount for heating the fabricating material layer to a temperature at which the fabricating material layer melts, based on the temperature measured by the temperature measuring device.
    Type: Application
    Filed: January 8, 2020
    Publication date: July 23, 2020
    Applicant: Ricoh Company, Ltd.
    Inventors: Tsuyoshi ARAO, Yoichi ITO, Yoshinobu TAKEYAMA, Atsushi TAKAI, Shohta KOBASHIGAWA
  • Patent number: D891448
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: July 28, 2020
    Assignee: RICOH COMPANY, LTD.
    Inventors: Jamey Graham, Daniel Van Olst