Patents Assigned to Seiko Epson Corporation
  • Patent number: 11987007
    Abstract: A three-dimensional shaping device includes: a discharge unit configured to discharge a plasticized material toward a shaping region of a stage; a camera configured to capture an image of the shaping region; and a control unit configured to control the discharge unit based on shaping data for shaping a three-dimensional shaped object.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: May 21, 2024
    Assignee: Seiko Epson Corporation
    Inventor: Keigo Ishikura
  • Patent number: 11987048
    Abstract: A driving device includes a piezoelectric element, a driving electrode, a first switch that performs switching whether to electrically couple the first wire to the driving electrode, a detection circuit that detects, via a second wire, a vibration produced in the piezoelectric element, a second switch that performs switching whether to electrically couple the second wire to the driving electrode, and a determination circuit that determines a state of the piezoelectric element. The second switch remains off during a first period, remains on during a second period subsequent to the first period, remains off during a third period subsequent to the second period, and remains on during a fourth period subsequent to the third period. The determination circuit determines a state of the piezoelectric element, based on a detection result of the detection circuit in at least part of the fourth period.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: May 21, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Daichi Orihara, Masashi Kamiyanagi
  • Patent number: 11988840
    Abstract: A wearable image display device includes: a wearing member worn on a head of a user; a supporting member configured to support a display device that displays video; a coupling member that is coupled to the wearing member and the supporting member and that is configured to move the display device and the like from a first position enabling the user to visually recognize the video to a second position; and a control device configured to control an output of sound output from a speaker disposed at the supporting member. The control device makes the sound output from the speaker when the display device and the like are located in the second position louder than the sound output from the speaker when the display device and the like are located in the first position.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Takehiro Fujiwara
  • Patent number: 11989473
    Abstract: An image processing device includes: an image data acquisition unit that acquires image data; a print condition acquisition unit that acquires a print condition including a type of a print medium on which an image is printed; a parameter acquisition unit that acquires a texture parameter indicating a texture of the print medium; a color conversion unit that performs color conversion corresponding to the print condition, on the image data; and a rendering unit that executes rendering, causing the image data on which the color conversion is performed, to correspond to at least one of a front face and a back face of a 3D object representing a shape of the print medium, and causing the texture parameter to correspond to the front face and the back face of the 3D object, and thus generates a rendered image representing the print medium with the image printed thereon.
    Type: Grant
    Filed: November 9, 2023
    Date of Patent: May 21, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Mitsuhiro Yamashita, Takahiro Kamada, Takuya Ono, Yuko Yamamoto
  • Patent number: 11988996
    Abstract: A timepiece component includes a base member, a first layer provided at the base member, and a second layer provided at the first layer. The second layer has lower hardness than the first layer.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Takenori Sawai
  • Patent number: 11988685
    Abstract: A vibration rectification error correction device includes a reference signal generation circuit that outputs a reference signal, a first frequency delta-sigma modulation circuit that performs frequency delta-sigma modulation on the reference signal by using a first measured signal to generate a first frequency delta-sigma modulated signal, a first filter, a second filter that operates in synchronization with the reference signal, and a first timing control circuit that controls a timing of outputting an input signal in synchronization with the first timing signal, in which the first filter and the first timing control circuit are provided on a signal path from an output of the first frequency delta-sigma modulation circuit to an input of the second filter.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Masayoshi Todorokihara
  • Patent number: 11990887
    Abstract: The vibrator device includes a vibrator element, a relay substrate, a base, an element-side bonding member for bonding the vibrator element and the relay substrate to each other, and a base-side bonding member for bonding the base and the relay substrate to each other. Further, the element-side bonding member has a first bonding member and s second bonding member arranged side by side along an A axis. Further, an X axis of a first quartz crystal substrate provided to the vibrator element is parallel to the A axis, and a second quartz crystal substrate provided to the relay substrate is a Z-cut quartz crystal substrate.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Ryuta Nishizawa, Shinya Aoki, Atsushi Matsuo
  • Patent number: 11988950
    Abstract: A wavelength conversion device according to the present disclosure includes a wheel substrate, a phosphor layer formed on the wheel substrate, and a cooling fin unit disposed on the wheel substrate. The cooling fin unit has a base part to be bonded to the wheel substrate. A surface of the wheel substrate includes a first area corresponding to the phosphor layer, and a second area located closer to the central axis than the first area, the surface of the wheel substrate and a surface at the wheel substrate side of the base part are separated from each other to form a space between the wheel substrate and the base part, and a coupling part configured to thermally couple the surface of the wheel substrate and the surface at the wheel substrate side of the base part is disposed in at least the second area of the second surface.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Kosuke Tabayashi, Norikazu Kadotani
  • Patent number: 11991320
    Abstract: An image forming device includes an image reader that reads an image of a first original; a printing unit that prints an image read by the image reader on a recording medium; a touch panel; and a first controller that calculates, based on the image read by the image reader and a set print setting, a first required time period required to form the image of the first original, calculates, based on the first required time period, a second required time period required to form an image of a second original read by the image reader and added to the first original, calculates, based on the first required time period and the second required time period, a completion period for completing the printing by the printing unit, and displays on the touch panel the calculated completion period.
    Type: Grant
    Filed: February 7, 2023
    Date of Patent: May 21, 2024
    Assignee: Seiko Epson Corporation
    Inventor: Shohei Kimura
  • Patent number: 11987715
    Abstract: A radiation curable ink jet composition includes polymerizable compounds and a photopolymerization initiator, the polymerizable compounds include a monofunctional monomer, a content of the monofunctional monomer with respect to a total mass of the polymerizable compounds is 90 percent by mass or more, and the photopolymerization initiator includes ethyl (2,4,6-trimethylbenzoyl)phenylphosphinate.
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Naoki Koike, Toru Saito, Kyohei Tanaka, Kiyoshi Nakamura
  • Patent number: 11990869
    Abstract: A circuit device includes an oscillation circuit configured to oscillate a resonator to thereby generate an oscillation signal, a waveform shaping circuit to which the oscillation signal is input, and which is configured to output a clock signal obtained by performing waveform shaping on the oscillation signal, a first duty adjustment circuit configured to perform a duty adjustment of the clock signal, and an output buffer circuit configured to output a first output clock signal and a second output clock signal to an outside based on the clock signal. The output buffer circuit includes a second duty adjustment circuit configured to perform a duty adjustment of the second output clock signal.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Takehiro Yamamoto
  • Patent number: 11988579
    Abstract: A dynamic response at a designated position is derived based on a deflection amount normalized by a vibration component of the dynamic response, an amplitude ratio, which is a ratio of a first deflection amount that is the normalized deflection amount indicating a distribution of a vibration amplitude of the observation point to a second deflection amount that is the normalized deflection amount indicating a distribution of a vibration amplitude of a designated position, the vibration component of the designated position derived based on the vibration component and the amplitude ratio, and the static response of the designated position derived based on the time-series data and the estimated value.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Yoshihiro Kobayashi
  • Patent number: 11991326
    Abstract: There is provided a flat head type image reading device configured to scan a standard size document including an A4 size, the image reading device including: a document pressing section pressing the standard size document and made of an elastic member, in which the document pressing section has fixing members, and the fixing members are arranged at positions corresponding to end portions of the standard size document.
    Type: Grant
    Filed: January 5, 2023
    Date of Patent: May 21, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Tsuneo Kasai, Ryo Yamaguchi
  • Patent number: 11989711
    Abstract: A POS peripheral device includes a storing section configured to store setting information and a control section configured to control the storing section. When a first device is connected as an external device, the control section transmits, to the first device, information indicating that the POS peripheral device operates as a communication device. When a second device is connected as the external device, the control section transmits, to the second device, information indicating that the POS peripheral device operates as a storage that stores information in the storing section.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: May 21, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Akio Takamoto, Kazuaki Yoshida
  • Patent number: 11990065
    Abstract: A display control method includes displaying a first small image generated by shrinking a first image generated by an application program, on an actual display provided in an output device, receiving an operation on the first small image, drawing, on a virtual display, a second image generated by the application program executing processing corresponding to the operation on the first small image, displaying the second image drawn on the virtual display, using a display device, and displaying a second small image generated by shrinking the second image, on the actual display.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Kota Takeuchi, Hiroyuki Ichieda, Kenichiro Tomita, Kentaro Ide, Tetsuya Asano, Toshiki Fujimori
  • Patent number: 11989149
    Abstract: A communication device includes a connector inserted into a first device, a communication circuit which performs wireless communication with a second device, and a processing circuit. The processing circuit is programmed to communicate with the first device via the connector to control the communication circuit, wherein the processing circuit is configured to execute generating a first signal representing that the connector is pulled out from the first device when the processing circuit detects that the connector is pulled out from the first device, and transmitting the first signal to the second device by controlling the communication circuit.
    Type: Grant
    Filed: September 9, 2022
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Nozomi Sato, Shinya Uema, Daisuke Mima, Akihiro Tamura
  • Patent number: 11991481
    Abstract: There is provided a display method including acquiring first information representing a three-dimensional shape of a room including a projection surface onto which a first image is projected, displaying, based on the first information, a second image showing the three-dimensional shape of the room by a display device, acquiring second information which defines a projection range of the first image in the projection surface by receiving operation for designating the projection range, and displaying, by the display device, and based on the first information and the second information, third information superimposed on the second image indicating at least one of a number of one or a plurality of projectors disposed in the room in order to project the first image in the projection range, a model of the one or the plurality of projectors, or a setting position in the room of the one or the plurality of projectors.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: May 21, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Tetsuta Nishimoto, Akiko Furuta
  • Patent number: 11983393
    Abstract: An image processing method includes displaying a first screen on a display surface, the first screen including at least a part of a drawing area in which at least one object image drawn by a user is arranged, excluding an area in which at least a part of an object image included in the first screen is arranged from the drawing area when an operation of erasing the at least a part of the object is received, and displaying a reduced screen on the display surface when an operation is received, the reduced screen being obtained by reducing a whole of the drawing area into a size of the display surface.
    Type: Grant
    Filed: July 1, 2022
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Akio Tomotoshi, Toshiki Fujimori
  • Patent number: 11981146
    Abstract: A drainage container configured to be attached and detached in an attachment/detachment direction to and from an apparatus including a discharge portion to discharge drainage and configured to store the drainage discharged from the discharge portion, includes: a housing that stores the drainage and includes an opening formed in an upper surface of the housing; an accepting portion that accepts the drainage discharged from the discharge portion; and a lid portion configured to open and close the opening, in which the lid portion takes on an open state to open the opening when the drainage container is attached to the apparatus, and the lid portion takes on a closed state to close the opening when the drainage container is detached from the apparatus.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: May 14, 2024
    Assignee: Seiko Epson Corporation
    Inventors: Satoshi Nakata, Masahito Tatsumi
  • Patent number: 11982915
    Abstract: Included are a transistor, a pixel electrode provided corresponding to the transistor, a lens layer provided at a layer between the transistor and the pixel electrode, a light transmitting layer provided at a layer between the lens layer and the pixel electrode, and planarized together with the lens layer, a relay layer provided at a layer between the transistor and the lens layer, and another relay layer provided at a layer between the light transmitting layer and the pixel electrode, and electrically connected to the relay layer via a contact hole.
    Type: Grant
    Filed: October 25, 2023
    Date of Patent: May 14, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Yuki Yashiro