Patents Assigned to Oki Data Corporation
  • Publication number: 20210286309
    Abstract: An image carrier according to one or more embodiments may include: a cylindrical image carrier member including an outer circumferential surface formed with an image carrier layer configured to carry a developer image; one or more silencers disposed in the image carrier member; and a bonding member that bonds the one or more the silencers to an inner circumferential surface of the image carrier member. For each silencer, the inner circumferential surface of the image carrier member includes one or more bonding areas to which the bonding member is attached. A bonding range, in which the one or more bonding areas are fit, for each silencer, has a length thereof in an axial direction of the silencer being greater than a length thereof in a circumferential direction of the silencer.
    Type: Application
    Filed: March 8, 2021
    Publication date: September 16, 2021
    Applicant: Oki Data Corporation
    Inventor: Toshimasa HIGAKI
  • Publication number: 20210281701
    Abstract: An information processing apparatus includes a communication unit, a determination unit, a power mode setting unit, an input process unit, and a registration unit. The communication unit receives a communication packet. The determination unit determines whether the communication packet received by the communication unit in a second power mode of first and the second power modes meets at least one of a plurality of determination conditions included in determination condition information. The second power mode is lower in electric power consumption than the first power mode. The power mode setting unit switches a power mode from the second power mode to the first power mode on the basis of a result of determination performed by the determination unit. The input process unit receives user operation. The registration unit registers the determination conditions in the determination condition information on the basis of the user operation received by the input process unit.
    Type: Application
    Filed: March 3, 2021
    Publication date: September 9, 2021
    Applicant: Oki Data Corporation
    Inventors: Ayumi TAGUCHI, Tsutomu IWASAKI
  • Publication number: 20210271196
    Abstract: An image forming apparatus includes: a cover; a power supply that supplies a drive system supply voltage and a control system supply voltage in an operating mode, and that supplies the control system supply voltage without supplying the drive system supply voltage in a power saving mode; an interlock switch including a first terminal that receives the drive system supply voltage, a second terminal that receives the control system supply voltage, and a third terminal connected to a line for supplying the drive system supply voltage to an image forming portion, the interlock switch connecting the first and third terminals when the cover is closed, and connecting the second and third terminals when the cover is open; and a detector that, when the control system supply voltage is applied to the line in the power saving mode, stores information indicating that the cover has been opened.
    Type: Application
    Filed: February 12, 2021
    Publication date: September 2, 2021
    Applicant: Oki Data Corporation
    Inventor: Koji KATO
  • Publication number: 20210263433
    Abstract: A lustrous developer according to an embodiment may include: a metallic pigment; and a binder resin. The lustrous developer includes small diameter particles smaller than a volume median diameter of the metallic pigment. A ratio of a volume of particles other than the small diameter particles in the lustrous developer to a volume of the entire lustrous developer is 90.297% or more and 99.314% or less. The volume median diameter of the metallic pigment is 5.91 ?m or less.
    Type: Application
    Filed: February 9, 2021
    Publication date: August 26, 2021
    Applicant: Oki Data Corporation
    Inventor: Yuichi FURUKAWA
  • Publication number: 20210240098
    Abstract: An image formation apparatus according to an embodiment may include: a first image formation section configured to form a first image of a developer containing a lustrous pigment; a second image formation section configured to form a second image of a dyeing developer; and a transfer section configured to transfer the first image and the second image on a medium such that the first image and the second image are stacked to each other on the medium.
    Type: Application
    Filed: January 18, 2021
    Publication date: August 5, 2021
    Applicant: Oki Data Corporation
    Inventors: Shin YAMADA, Takeshi KOJIMA
  • Publication number: 20210223726
    Abstract: A load controller includes a control device, a switching device, an arc suppression circuit, and a control section. The control device is provided on an electric power supply path between first and second terminals coupled to an alternating-current electric power source, and controls electric power supply to a load provided on the electric power supply path. The switching device is provided on the electric power supply path and is to be in an open state or a closed state. The arc suppression circuit is to suppress discharge at the switching device. The arc suppression circuit is to be set to an enabled state or a limited state. The control section controls operation of the control device, the switching device, and the arc suppression circuit. The control section varies the arc suppression circuit from the limited state to the enabled state after bringing the switching device into the closed state.
    Type: Application
    Filed: January 15, 2021
    Publication date: July 22, 2021
    Applicant: Oki Data Corporation
    Inventors: Shuichi FUJIKURA, Mitsuhiko KITAGAWA, Akira NAKAYAMA, Kazuya YAMAMOTO
  • Patent number: 11065877
    Abstract: A drying device for drying a recording medium includes a medium guide part that guides the recording medium; a heating body that heats the medium guide part; a cover that is arranged opposing the medium guide part such that the medium carrying path intervenes between the cover and the medium guide part and an air flow path is formed with the medium guide part and the cover; a fan that generates an air flow; and (e) a duct that is configured to discharge the air in the air flow path together with a vapor generated as the recording medium is heated, wherein an air intake port that takes the air in the air flow path into the duct is formed on the downstream side of the flow direction with resect to the heating body.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: July 20, 2021
    Assignee: Oki Data Corporation
    Inventor: Yasuhiro Fujiwara
  • Patent number: 11061355
    Abstract: An image forming apparatus includes a receiving part that receives multiple page images including a first page image and a second page image, a medium carrying part that carries the recording media, and an image forming part that forms images on the recording media carried by the medium carrying part based on the first and second page images processed by the image processing part. The image processing part determines one edge region of the first page image, which has the highest image density among four edge regions on the first page image, changes the orientation of the first page image such that the one edge region having the highest image density is arranged to be at the trailing side of the first page image, and changes the orientation of the second page image to the same orientation as that of the first page image.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: July 13, 2021
    Assignee: Oki Data Corporation
    Inventor: Shuichi Suzuki
  • Patent number: 11054785
    Abstract: Provided is an image forming apparatus including an intermediate transfer body; a secondary transfer section; a conveyance section; a first detection section; a second detection section that is arranged downstream of the first detection section in a conveyance direction of a medium; and a control section that performs control for changing a conveyance speed of the medium by the conveyance section to a first speed based on timing of detection of the medium by the first detection section and a position of the image on the intermediate transfer body at that time point and changing the conveyance speed of the medium by the conveyance section to a second speed equal to the traveling speed of the intermediate transfer body based on timing of detection of the medium by the second detection section and the position of the image on the intermediate transfer body at that time point.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: July 6, 2021
    Assignee: OKI DATA CORPORATION
    Inventor: Masakazu Hiroi
  • Patent number: 11048196
    Abstract: An the image formation apparatus according to an embodiment may include: a heater that heats a medium on which a developer image is formed; a controller that controls the heater; a first path through which an input voltage, which is an alternating current (AC) voltage input from an external power supply, is converted to a predetermined voltage, and the predetermined voltage is supplied to the controller; a second path which is branched from the first path and through which the input voltage is supplied to the heater; a control element which is connected to the second path and controls on/off switching of the heater in response to an instruction from the controller; and a disconnection part that disconnects the second path when the input voltage that has a square wave is input.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: June 29, 2021
    Assignee: Oki Data Corporation
    Inventor: Osamu Kunimori
  • Patent number: 11048451
    Abstract: An image forming device includes a print unit, a reception data analysis unit that makes the print unit execute a first process when an operation mode of the image forming device is a previously provided standard operation mode, a control unit, and an additional module processing unit that executes an additional module and thereby makes the print unit execute a second process when the operation mode is an additional operation mode. The control unit sets the operation mode to the standard operation mode in a case where the additional module has not been installed at a time of startup of the image forming device and sets the operation mode to the additional operation mode in a case where the additional module has been installed at the time of startup of the image forming device.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: June 29, 2021
    Assignee: OKI DATA CORPORATION
    Inventors: Hitoshi Takeya, Tadayuki Watanabe
  • Publication number: 20210195033
    Abstract: A machine learning device according to an embodiment may include: a state variable acquisition unit that acquires first and second state variable datasets including print results performed at first and second printing speeds respectively by an image formation apparatus; a teaching data acquisition unit that acquires first and second teaching data corresponding to the first and second printing speeds; and a learned model generation unit that generates a first learned model by performing machine learning based on the first state variable dataset and the first teaching data, and generates a second learned model by performing machine learning based on the second state variable dataset and the second teaching data. Each of the first and second state variable datasets includes: feature value information; medium information; and first control information. Each of the first and second teaching data includes: second control information; and a print defect value.
    Type: Application
    Filed: December 17, 2020
    Publication date: June 24, 2021
    Applicant: Oki Data Corporation
    Inventor: Akimitsu KAWANO
  • Publication number: 20210191287
    Abstract: A brilliant developer includes toner base particles containing a brilliant pigment and a binder resin, wherein some of the toner base particles each have a recess having an opening width of 11.2±2.7 ?m.
    Type: Application
    Filed: December 16, 2020
    Publication date: June 24, 2021
    Applicant: Oki Data Corporation
    Inventor: Hayato MATSUMOTO
  • Patent number: 11042112
    Abstract: An image formation apparatus according to an embodiment may include: a cutting unit including a cutting member, a polarity of the cutting member being opposite to a polarity of the medium in a triboelectric series; an image formation unit that forms an image on the medium cut by the cutting unit; and a pressure contact unit arranged between the cutting unit and the image formation unit, and including a first pressure contact member and a second pressure contact member that are put in pressure contact with each other across the medium cut by the cutting unit, a polarity of the first pressure contact member being opposite to the polarity of the medium in a triboelectric series, a polarity value of the second pressure contact member shifted from a polarity value of the first pressure contact member toward the polarity of the medium in the triboelectric series.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: June 22, 2021
    Assignee: Oki Data Corporation
    Inventor: Shinya Kaseda
  • Publication number: 20210165348
    Abstract: A fixing device includes a belt member, a heater, a base layer, and an opposed layer. The heater is provided on an inner circumferential surface of the belt member. The base layer includes a first surface on a heater side and a second surface on an opposite side to the first surface. The opposed layer covers the second surface and is opposed to the inner circumferential surface of the belt member. The base layer and the opposed layer satisfy the following conditional expression (1), 0<(Tb×Da)/(Ta×Db)?1.17??(1) where Ta is a thickness of the base layer in millimeters, Tb is a thickness of the opposed layer in millimeters, Da is a thermal diffusivity of the base layer in square millimeters per second, and Db is a thermal diffusivity of the opposed layer in square millimeters per second.
    Type: Application
    Filed: November 11, 2020
    Publication date: June 3, 2021
    Applicant: Oki Data Corporation
    Inventor: Takenori SHIMADA
  • Publication number: 20210157255
    Abstract: A developer supply member according to an embodiment may be configured such that in a case where a developer supply member is rotated at a circumferential speed of 136.1 mm/sec while an abrasive film including a grain size of 30 ?m fixed on a stainless steel indenter including a surface in a shape of a 50 mm squire and a thickness of 10 mm is pressed into an elastic layer of the developer supply member by 0.73 mm, an amount of decrease in an outer diameter of the developer supply member, obtained by subtracting a value of the outer diameter of the developer supply member when the indenter is separated from the developer supply member 250 seconds after the pressed-into amount of the indenter reaches 0.73 mm from a value of the outer diameter of the developer supply member before the indenter is pressed into, is 0.03 mm or less.
    Type: Application
    Filed: November 16, 2020
    Publication date: May 27, 2021
    Applicant: Oki Data Corporation
    Inventor: Kouhei JOUGATAKI
  • Publication number: 20210149616
    Abstract: An information presenting method includes: performing an acquisition process, the acquisition process being a process of acquiring apparatus information, the apparatus information being stored in an image forming apparatus and including setting information, process history information, or both regarding two or more printing data analysis processes, the image forming apparatus selectively executing one of the printing data analysis processes on the basis of printing data; performing a selecting process, the selecting process being a process of selecting one or more printer drivers of two or more printer drivers on the basis of the apparatus information acquired through the acquisition process, the two or more printer drivers corresponding to the respective printing data analysis processes; and performing a display process, the display process being a process of displaying, on a priority basis, information regarding the one or more printer drivers selected through the selecting process.
    Type: Application
    Filed: November 11, 2020
    Publication date: May 20, 2021
    Applicant: Oki Data Corporation
    Inventor: Koichi HIROMACHI
  • Publication number: 20210136252
    Abstract: An information processing apparatus according an embodiment may include: a data generation unit that generates first user information, first instruction information and second user information based on user inputs through an operation unit; a registration unit that registers the first user information, registers the first instruction information in association with the first user information, registers the second user information, and corresponds the registered first user information to the second user information; and a display control unit that displays on the display unit, in response to the generation of the first user information by the data generation unit, the first instruction information registered by the registration unit, and displays on the display unit, in response to the generation of the second user information by the data generation unit, the first instruction information associated with the first user information corresponded to the second user information.
    Type: Application
    Filed: October 14, 2020
    Publication date: May 6, 2021
    Applicant: Oki Data Corporation
    Inventor: Takafumi FUKUDA
  • Publication number: 20210132530
    Abstract: A fixing device includes a first rotating member, a second rotating member, a heating section, a supporting member, a connector, and a holder. The first rotating member extends in a first direction. The second rotating member extends in the first direction and applies pressure to the first rotating member approximately in a second direction. The second direction is orthogonal to the first direction. The heating section extends in the first direction and heats the first rotating member. The supporting member supports the heating section. The connector is coupled to the heating section and supplies electric power to the heating section. The holder holds the connector. The holder is supported by the supporting member in a state of being movable in the first direction.
    Type: Application
    Filed: October 16, 2020
    Publication date: May 6, 2021
    Applicant: Oki Data Corporation
    Inventor: Teruo SOEDA
  • Patent number: 10988331
    Abstract: A medium containing device includes a supporting member composed with a first part, a second part and a third part connecting the first part and the second part wherein the supporting member is configured to cause the first part to incline by being lifted up from a standard position, and supports recording media. When the supporting member is in the standard position, a first height position of an upper face of a first base part in a region adjacent to the first part is lower than a second height position of an upper face of the first part in a region adjacent to the first base part, and a third height position of an upper face of the second part in a region adjacent to the first base part is lower than a fourth height position of an upper face of the first base part in a region adjacent to the second part.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: April 27, 2021
    Assignee: Oki Data Corporation
    Inventor: Koji Osaki