172 patents
Page 6 of 9
Utility
Power supply device and image forming device
28 Dec 21
A power supply device includes a rectification circuit that is supplied with AC power from an AC power supply, a power factor improvement circuit that boosts an output voltage of the rectification circuit, smooths a boosted voltage with a capacitor, and thereby generates a DC output voltage outputted to a load circuit, a DC-DC converter that steps down the DC output voltage to a prescribed first voltage, a DC output voltage detection circuit that detects whether or not the DC output voltage satisfies a prescribed condition, and a switch circuit that temporarily puts the power factor improvement circuit in an operating state by use of the first voltage each time the prescribed condition is satisfied in a period in which the power factor improvement circuit is in a stopped state due to an energy saving mode of the load circuit.
Tomoyuki Kojima, Taku Oryoji
Filed: 18 Sep 20
Utility
Image Formation Apparatus
23 Dec 21
An image formation apparatus according to an embodiment may include a fixation device and a controller.
Ryoji YABUKI
Filed: 17 Jun 21
Utility
Image processing apparatus and image processing method
21 Dec 21
An image processing apparatus includes a data processing part that performs image processing of image data, a setting part that sets multiple wireless communication identifiers and functions related to image processing that are respectively associated with the multiple wireless communication identifiers wherein these wireless communication identifies are stored in a storage part, a communication part that establishes a communication with at least one of the external devices using one of the wireless communication identifiers such that the established communication is related to the one of the wireless communication identifiers, wherein the one of the external devices is defined as a connected external device, and the one of the wireless communication identifiers is defined as a related ID, when an image processing job is acquired via the communication part, the control part controls the image processing at the data processing part based on the function associated with the related ID.
Yuichi Ushikubo
Filed: 19 Jul 20
Utility
Lens unit, exposure device, reading head, image forming apparatus, and image reading apparatus
14 Dec 21
The lens unit includes a first lens array including a plurality of first lens elements each of which has a first optical axis and which are arranged in an arrangement direction perpendicular to the first optical axis.
Masamitsu Nagamine, Ren Nakamichi, Akihiro Yamamura
Filed: 12 Feb 20
Utility
Lens unit, exposure device, LED head, image forming apparatus, and scanning device
7 Dec 21
A lens unit includes a first lens array including first lenses arranged in at least two lines; a second lens array including second lenses arranged in an arrangement relationship corresponding to the first lens array, the second lenses respectively facing the first lenses, the second lens array being arranged to face the first lens array so that each pair of the first and second lenses has a common optical axis; and a first light blocking member arranged between the first lens array and the second lens array and having first openings each being arranged to face the pair of the first and second lenses in a direction of the optical axis.
Akihiro Yamamura
Filed: 19 Feb 19
Utility
Image forming apparatus and image forming method
7 Dec 21
An image forming apparatus includes a brilliant image forming part that forms a brilliant toner image using a brilliant toner, a color image forming part that forms a color toner image using a color toner, and a controller that controls a brilliant deposition amount of the brilliant toner and a color deposition amount of the color toner on a medium, wherein when the brilliant toner image is to be superimposed over the color toner image on the medium, the controller adjusts the brilliant deposition amount for the brilliant toner image in correspondence with a color type and the color deposition amount of the color toner that has been used for the color toner image.
Hayato Matsumoto
Filed: 14 Apr 20
Utility
Development unit and image formation apparatus
30 Nov 21
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 μm 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.
Kouhei Jougataki
Filed: 16 Nov 20
Utility
Medium cutting device and image formation apparatus
30 Nov 21
A medium cutting device according to an embodiment may include: a fixed blade provided on one side with respect to a conveyance path in which a medium is conveyed in a thickness direction of the medium orthogonal to a surface of the medium and including a cutting edge thereof; a rotary blade provided on the other side with respect to the conveyance path in the thickness direction, and including a cutting edge thereof, wherein the rotary blade is configured to be rotated in a rotation direction so that the cutting edge of the rotary blade passes by the cutting edge of the fixed blade to cut at a cutting position the medium being conveyed; and a guide member provided upstream of the cutting position in a conveyance direction of the medium and configured to bias the medium toward the rotary blade side.
Takuya Yamada, Naoki Kanzawa
Filed: 14 Jan 20
Utility
Medium processing device
23 Nov 21
A medium processing device includes a conveyance guide that forms a conveyance path, a reference surface guide that is provided at one side of the conveyance path, a trigger sensor that detects a rear end of the medium in the conveyance direction, a first alignment roller and a second alignment roller for aligning the medium with the reference surface guide.
Jun Matsumoto
Filed: 5 Nov 19
Utility
Optical Head, Image Forming Apparatus, Image Reading Apparatus, and Method of Producing Optical Head
18 Nov 21
An optical head comprises a substrate on which optical elements are arranged in a main scanning direction, a lens unit that transmits light emitted from the optical elements or light entering the optical elements, and a holder that holds the lens unit.
Masamitsu NAGAMINE
Filed: 11 May 21
Utility
Information delivery apparatus, non-transitory computer-readable storage medium, information delivery system, and communication terminal
16 Nov 21
Provided is an information delivery apparatus for distributing information to a plurality of communication terminals, the information delivery apparatus including: a terminal-information memory unit for storing terminal information of the plurality of communication terminals serving as information delivery destinations; an address-type-selection-information memory unit for storing address type selection information, which is for selecting an address type, for one network segment or each of a plurality of network segments; a transmission-address determination unit for determining address information to be applied based on the terminal information in the terminal-information memory unit and the address type selection information in the address-type-selection-information memory unit; and a transmission unit for transmitting the information by using the address information determined by the transmission-address determination unit.
Satoshi Nakagawa
Filed: 13 Jun 16
Utility
Image forming apparatus
16 Nov 21
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.
Koji Kato
Filed: 12 Feb 21
Utility
Image formation apparatus with movable unit supporting image formation unit
16 Nov 21
An image formation apparatus according to an embodiment may include: an apparatus body; an image formation unit configured to form an image; a movable unit accommodated in the apparatus body and supporting the image formation unit; a guide part configured to guide the movable unit from an inside of the apparatus body in a pull-out direction; a first rotatable member provided to the apparatus body and configured to guide the movable unit in the pull-out direction; and a second rotatable member provided to the movable unit and configured to be engaged with the guide part at a position on an upstream side of the first rotatable member in the pull-out direction.
Toshiyuki Totsuka
Filed: 15 Oct 20
Utility
Data processing apparatus
16 Nov 21
A data processing apparatus includes a power-source controller, a data processing device, a physical-layer section, a communication controller, and a state controller.
Syuhei Mitani, Akira Nakayama
Filed: 14 Aug 20
Utility
Machine learning device, data processing system, printing system, machine learning method, and data processing method
9 Nov 21
A machine learning device includes a state variable acquiring section, a teaching data acquiring section, and a learned model generating section.
Masashi Oikawa, Kunio Kanai, Atsushi Kitahara, Toshiaki Takamune
Filed: 18 Oct 19
Utility
Medium cutting device and image formation apparatus
9 Nov 21
A medium cutting device according to an embodiment may include: a fixed blade provided on one side with respect to a conveyance path in which a medium is conveyed in a thickness direction of the medium orthogonal to a surface of the medium and including a cutting edge thereof; a rotary blade provided on the other side with respect to the conveyance path in the thickness direction, and including a cutting edge thereof, wherein the rotary blade is rotatable and configured to be rotated in a rotation direction so that the cutting edge of the rotary blade passes through the cutting edge of the fixed blade to cut the medium being conveyed.
Atsushi Soga
Filed: 16 Dec 19
Utility
Image forming apparatus with coaxially rotatable cover member and sub cover member
2 Nov 21
An image forming apparatus includes an apparatus main body; a cover member that is provided rotatable in a rotation direction about a rotation axis with respect to the apparatus main body, having an opening part, a fuser that fuses a toner image formed on each medium of media wherein the fuser is attached to the apparatus main body by being inserted through the opening part and detached from the apparatus main body by being pulled out of the opening part; and a sub cover member that has an surface portion and is attached to the fuser, wherein in a state in which the fuser is attached to the image forming apparatus, the surface portion of the sub cover is arranged within the opening part, the sub cover member moves in the rotation direction in correspondence with the rotation of the cover member.
Yasumasa Sagawa
Filed: 10 Oct 20
Utility
Fixing device and image forming apparatus
2 Nov 21
Takenori Shimada
Filed: 11 Nov 20
Utility
Cash Processing Device
28 Oct 21
A cash processing device including: one or more medium holder units, each medium holder unit including a depository and a liquid spray mechanism configured to spray liquid onto mediums held in the depository; one or more spray controllers, each spray controller capable of reading unique identification information associated with the one or more medium holder units, and including a controller configured to control operation of a corresponding liquid spray mechanism based on a wireless signal from a first wireless communication section; and a system controller including a state controller that monitors occurrence of an abnormal state based on an input detection signal, and a second wireless communication section that uses the unique identification information acquired from each of the spray controllers to wirelessly communicate a control signal related to liquid spraying in response to a monitoring outcome.
Kiyoshi UEMATSU
Filed: 17 Oct 19
Utility
Method of manufacturing driven element chip, driven element chip, exposing device, and image forming apparatus
19 Oct 21
One of embodiments is a method of manufacturing driven element chips by dividing a semiconductor wafer into the driven element chips.
Akira Nagumo, Shinya Jumonji, Minoru Fujita
Filed: 19 Jul 18