Patents Assigned to Seiko Epson Corporation
  • Patent number: 11983381
    Abstract: A display method includes displaying a first image representing a first user and a second image representing a second user on a display surface on which a camera is arranged, obtaining information representing a position of the camera on the display surface, outputting a sound made by the first user, displaying the first image at a position, the position being closer to a position of the camera than a position at which the second image is displayed is, during a period in which the sound made by the first user is output, and transmitting an image obtained by the camera during the period in which the sound made by the first user is output, to a terminal device used by the first user.
    Type: Grant
    Filed: March 17, 2023
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Takahiro Ano
  • Patent number: 11981117
    Abstract: A liquid absorbing sheet includes: a receiving base material which has a liquid permeability and which includes a first base material, a second base material, and a bonding portion at which the first base material and the second base material are bonded to each other at margins thereof, the first base material and the second base material each being composed of a material including fibers; and a water absorbing resin which has a water absorbing property, which is swelled in association with water absorption, and which is received in a portion between the first base material and the second base material surrounded by the bonding portion. In the liquid absorbing sheet described above, the bonding portion is at least partially broken when the water absorbing resin is swelled.
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Shogo Nakada, Taiki Kono, Akihiro Toya
  • Patent number: 11981138
    Abstract: An information processing system includes a storage portion that stores a learned model obtained by performing machine learning on a maintenance condition for a print head based on a data set in which nozzle surface image information obtained by photographing a nozzle plate surface of the print head and maintenance information representing necessity of maintenance of the print head or a recommended execution timing of the maintenance are associated with each other, an acquisition portion that acquires the nozzle surface image information, and a processing portion that outputs the maintenance information based on the nozzle surface image information and the learned model at a timing before a discharge defect of the print head occurs.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventor: Kazunaga Suzuki
  • Patent number: 11984811
    Abstract: A power supply control device that controls a switching element of a switching power supply apparatus which includes a transformer having a primary winding, a secondary winding, and an auxiliary winding, the switching element coupled to the primary winding, and a capacitor coupled to the auxiliary winding, includes: a power supply terminal coupled to one end of the capacitor; a switch and a resistor coupled in series between the power supply terminal and a ground; a first control circuit that controls the switch; and a second control circuit that controls the switching element, in which the first control circuit performs control to turn on the switch when a first voltage applied to the power supply terminal continuously exceeds a first reference voltage for a first time, and the second control circuit performs control to turn off the switching element when the first voltage exceeds a second reference voltage higher than the first reference voltage.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Shinichiro Watanabe, Katsumi Inoue, Kanji Aoki
  • Patent number: 11981823
    Abstract: A radiation-curable ink jet composition includes a polymerizable compound component including a monofunctional monomer component and a multifunctional monomer component, a photopolymerization initiator, and titanium oxide as a white color material. The content of the monofunctional monomer component is 90 mass % or more based on the total amount of the polymerizable compound component, and the weighted average of the glass transition temperatures of homopolymers of the respective polymerizable compounds is 48° C. or more when the mass ratios of the contents of the respective polymerizable compounds are weighted.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Midori Sekine, Kyohei Tanaka, Keitaro Nakano
  • Patent number: 11984245
    Abstract: Provided is an amorphous alloy soft magnetic powder having a composition represented by the following formula: (FexCo(1?x))(100?(a+b))(SiyB(1?y)) aMb, [where M is at least one selected from the group consisting of C, S, P, Sn, Mo, Cu, and Nb, 0.73?x?0.85, 0.02 ?y?0.10, 13.0 ?a?19.0, and 0?b?2.0], in which a coercive force is 24 [A/m] or more (0.3 [Oe] or more) and 199 [A/m] or less (2.5 [Oe] or less), and a saturation magnetic flux density is 1.60 [T] or more and 2.20 [T] or less.
    Type: Grant
    Filed: January 20, 2022
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Takuma Enomoto, Kai Kitamura, Junya Abe
  • Patent number: 11985285
    Abstract: A multifunction peripheral includes a storage unit configured to store destination book data including a plurality of destination candidates, a display unit configured to display a destination designation screen including a destination candidate display section for displaying a predetermined number of destination candidates among the plurality of destination candidates and a scroll bar corresponding to the destination candidate display section, an operation unit configured to receive operation for pointing a position in the destination designation screen, and a control unit configured to specify, based on the operation on the operation unit, a destination out of the plurality of destination candidates. The plurality of destination candidates can be classified into a plurality of groups. The display unit adds, to the scroll bar, an identification label for identifying a group of the destination candidates and displays the identification label.
    Type: Grant
    Filed: January 26, 2023
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Daigo Usui, Masato Tsukioka
  • Patent number: 11982595
    Abstract: A measurement method includes: performing low-pass filter processing and high-pass filter processing on target data; estimating correction data; generating vibration component data, and the estimating the correction data includes: specifying a first interval, a second interval, and a third interval; generating first interval correction data, generating second interval correction data in the second interval by setting data in an interval before a first intersection point of first line data and second line data as the first line data, setting data in an interval from the first intersection point to a second intersection point of second line data and third line data as the second line data, and setting data in an interval after the second intersection point as the third line data; and generating third interval correction data.
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Yoshihiro Kobayashi
  • Patent number: 11985284
    Abstract: An image reading apparatus includes a separating roller that is capable of switching between a separation state in which an original document is separated and a non-separation state in which the original document is not separated, and determines whether or not the original document is fed in the separation state or the non-separation state based on the types of the original document set through a user interface for instructing a select of the types of the original document to be read and a start of reading the original document.
    Type: Grant
    Filed: June 8, 2023
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Tomoyuki Mokuo, Noriyuki Koyanagi, Keiichiro Fukumasu, Keisuke Miyauchi, Naoki Sakamoto
  • Patent number: 11981139
    Abstract: A recording device includes a device body, a recording unit configured to record by ejecting liquid onto a medium, a waste liquid collecting unit configured to collect waste liquid generated inside the device body, a waste liquid storage unit configured to store the waste liquid collected via the waste liquid collecting unit, wherein the waste liquid storage unit is configured to be mountable to and removable from the device body and the waste liquid collecting unit includes a discharge portion configured to discharge the collected waste liquid to the waste liquid storage unit, and the discharge portion has a dam portion for blocking the waste liquid.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventor: Satoshi Nakata
  • Patent number: 11983449
    Abstract: A cartridge providing system includes a printer ejecting, onto a printing medium, a liquid (recording material) supplied from a cartridge, and a server managing provision of the cartridge to a plurality of users that use the printer. The server determines whether an unused stock, which is a stock that remains unused for a first period or longer, is present in a stock of cartridges held by each of the plurality of users. In a case in which it is determined that an unused stock is present in the stock held by a first user of the plurality of users, when a period until a usage expiry date of the unused stock is less than a first threshold value, the server specifies a second user, of the plurality of users, to be provided with the unused stock, based on user stock data in which the stock of cartridges held by the user is registered, and on usage amount data indicating a usage amount of the cartridge.
    Type: Grant
    Filed: August 17, 2023
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Shuji Yonekubo, Shigenori Nakagawa, Yoshihisa Horikawa
  • Patent number: 11981151
    Abstract: A three-dimensional object printing apparatus includes: a head having a nozzle surface; and a robot that has a base portion and an arm portion that supports the head, and changes a position of the head with respect to the base portion, in which the three-dimensional object printing apparatus is configured to execute: a first printing operation of causing the head to print an image to a three-dimensional first medium, and a second printing operation of causing the head to print a test pattern while causing the robot to change a position of the head with respect to the second medium, and a yaw angle of the head during the execution of the first printing operation and a yaw angle of the head during the execution of the second printing operation are different from each other.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Shinichi Nakamura, Yuta Abe, Yuichiro Matsuura, Keigo Sugai, Yuki Ishii
  • Patent number: 11985282
    Abstract: Provided is an image reading system that divides, with respect to image data obtained by performing a double sided reading in a state where a booklet is opened, cover sheet image data into two parts corresponding to a pair of cover sheets to arrange the two parts at a front and an end, respectively, and arranges main text image data between the front and the end, and then generates an image file from each of the arranged image data.
    Type: Grant
    Filed: February 22, 2023
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Nobutaka Suzuki, Nao Sato, Osamu Koyama, Masatomo Kanamitsu, Hideaki Tokuda
  • Patent number: 11981152
    Abstract: There is provided a three-dimensional object printing apparatus including a first robot supporting a head having a nozzle for discharging a liquid and changing a position and a posture of the head, a second robot supporting a three-dimensional workpiece and changing a position and a posture of the workpiece, a curing unit that emits energy to cure or solidify the liquid discharged from the head, and a maintenance unit that performs maintenance on the head. The first robot has a first base portion fixed to a base. The second robot has a second base portion fixed to the base. In a plan view of the base, a virtual line segment connecting the first base portion and the second base portion passes between the curing unit and the maintenance unit.
    Type: Grant
    Filed: February 21, 2022
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Masaru Kumagai, Shinichi Nakamura, Tomonaga Hasegawa, Yuichiro Matsuura, Yuki Ishii
  • Patent number: 11983795
    Abstract: An electro-optical device includes a pixel circuit 41G, a pixel circuit 41B, a high potential line 47G configured to supply a high potential VDDG to the pixel circuit 41G, a high potential line 47B configured to supply a high potential VDDB to the pixel circuit 41B, and a low potential line 46 configured to supply a first low potential VSS1 to the pixel circuit 41G and the pixel circuit 41B. The pixel circuit 41G includes a light-emitting element 20G configured to display G, the pixel circuit 41B includes a light-emitting element 20B configured to display B, and the high potential VDDG and the high potential VDDB are mutually independent.
    Type: Grant
    Filed: May 24, 2022
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Mitsutoshi Miyasaka, Yoichi Momose, Kiyoshi Sekijima
  • Patent number: 11981136
    Abstract: A liquid ejecting head includes: a plurality of head chips having a nozzle surface; a thermally conductive holder holding the plurality of head chips; a thermally conductive flow path structure provided with a flow path of a liquid supplied to the plurality of head chips; and a planar heater disposed between the holder and the flow path structure and along a direction parallel to the nozzle surface, in which the heater overlaps the plurality of head chips in a plan view.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Takahiro Kanegae, Katsuhiro Okubo, Kentaro Murakami, Shingo Tomimatsu, Hiroki Kobayashi, Haruhisa Uezawa
  • Patent number: 11983838
    Abstract: A circuit apparatus includes a memory unit and a warp processing unit. The memory unit stores a warp object image. The warp processing unit performs warp processing on the warp object image and generates a display image displayed in a display area. The warp processing unit performs the warp processing on an image of a first view object of the warp object image based on a first warp parameter for vibration correction and distortion correction. Further, the warp processing unit performs the warp processing on an image of a second view object of the warp object image based on a second warp parameter for the distortion correction.
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Yasutoshi Akiba, Kumar Anandabairavasamy Anand, Jeffrey Eric
  • Patent number: 11981153
    Abstract: A label printer includes: a feed control lever configured to rotate following a change in length of a roll paper between a transport roller pair and a feed roller pair, a first detector configured to detect a rotational angle of the feed control lever, a second detector configured to detect the rotational angle of the feed control lever, and a printing control unit, wherein the transport roller pair has a first mode in which the roll paper is transported at a first transport speed, and a second mode in which the roll paper is transported at a second transport speed that is slower than the first transport speed, the printing control unit is configured to control the feed roller pair based on the first detector in the first mode, and is configured to control the feed roller pair based on the second detector in the second mode.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventor: Masahiro Kawajiri
  • Patent number: 11985281
    Abstract: A reading apparatus includes a reading unit that reads a document, a transport path, an output path for outputting the document read by the reading unit, a display unit that displays a setup screen, and a control unit configured to control the reading unit and the display unit. The output path includes a first output path and a second output path that separately lead to different document output destinations, and the output path is formed such that a use path used to output the document is changed between the first output path and the second output path. The control unit is configured to obtain path information indicating the use path and a reading setup. The control unit is configured to, based on the reading setup and the path information, cause the display unit to display a suggestion indication suggesting changing the reading setup or suggesting changing the use path.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Haruya Eguchi, Nobu Tagawa
  • Patent number: 11985283
    Abstract: A scanner includes a reading unit that reads an image of a paper, a medium feeding portion that is capable of selecting a first feeding mode in which a separation feeding for separately feeding a paper bundle in which a plurality of sheets of paper is overlapped with each other is performed and a second feeding mode in which a non-separation feeding for collectively feeding the paper bundle without separating is performed, and a pair of first transporting rollers and a pair of second transporting rollers that transport the paper fed by the medium feeding portion, in a case in which the medium feeding portion feeds the paper in the second feeding mode, a first driven roller and a second driven roller respectively constituting the pair of first transporting rollers and the pair of second transporting rollers are driven in a rotation direction where the paper is transported.
    Type: Grant
    Filed: June 7, 2023
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Seiji Tezuka, Noriyuki Koyanagi, Naoki Sakamoto