Patents Assigned to Seiko Epson Corporation
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Publication number: 20250144939Abstract: A device outputs a first low voltage to a first terminal at a first timing in a period in which a voltage input to a second terminal is a high voltage. After outputting the first low voltage, the device outputs a second high voltage to the first terminal at a second timing in a period in which the voltage input to the second terminal is a low voltage. After outputting the second high voltage, the device outputs a second low voltage to the first terminal at a third timing in a period in which the voltage input to the second terminal is a high voltage.Type: ApplicationFiled: January 8, 2025Publication date: May 8, 2025Applicant: SEIKO EPSON CORPORATIONInventors: Shuichi NAKANO, Yasuhiko KOSUGI, Jun SATO
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Patent number: 12293489Abstract: A virtual image display device includes a first acquisition unit configured to acquire a first image from an information terminal, a second acquisition unit configured to acquire a second image different from the first image, a correction unit configured to distort the first image, a generation unit configured to generate a third image or a fourth image including the distorted first image and the second image, and a display element configured to display the third image or the fourth image.Type: GrantFiled: January 30, 2023Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventor: Toshiyuki Noguchi
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Patent number: 12291043Abstract: A recording apparatus includes a medium supporting part configured to support a medium, a recording unit configured to perform recording on the medium supported by the medium supporting part, and a housing covering the medium supporting part and the recording unit. An opening for communication between inside and outside of the housing is provided in a first surface and a second surface intersecting the first surface of the housing. The housing includes a housing cover being openable and closable and configured to cover the opening. The housing cover includes a first cover configured to cover the opening in the first surface, and a second cover configured to cover the opening in the second surface. The first cover is coupled to the housing by a first coupling part. The second cover is coupled to the first cover through a second coupling part.Type: GrantFiled: March 14, 2023Date of Patent: May 6, 2025Assignee: Seiko Epson CorporationInventors: Ryuji Moriyama, Akimasa Nozawa, Yuta Watanabe, Tsutomu Ozaki
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Patent number: 12291033Abstract: A recording method comprises a discharging step of discharging a first ink and a second ink from a line head having a length equal to or longer than a recording width of a recording medium and allowing the inks to adhere to the recording medium, wherein the line head includes a plurality of unit heads aligned in the recording width direction of the recording medium and includes portions having different inter-nozzle distances in the scanning direction of a first nozzle that discharges the first ink and a second nozzle that discharges the second ink, and the first ink and the second ink contain color materials and inorganic oxide particles, and the color materials have compositions different from each other.Type: GrantFiled: March 14, 2023Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventors: Yuko Hishida, Yusuke Mizutaki, Miki Uchida
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Patent number: 12293578Abstract: An object detection method includes inputting an input image to a learned machine learning model and generating a similarity image from an output of at least one specific layer, and generating a discriminant image to which at least an unknown label is assigned, by comparing a similarity of each pixel in the similarity image to a predetermined threshold value.Type: GrantFiled: November 24, 2021Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventor: Hikaru Kurasawa
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Patent number: 12291046Abstract: A holding portion is held by a main body portion. The holding portion includes at least one recording head, a carriage, a cover portion, and a blowing unit. The recording head is capable of discharging ink. The carriage has a bottom wall portion to which at least one recording head is attached, and accommodates the at least one recording head. A cover portion has a facing surface facing the bottom wall portion. The blowing unit blows an air toward the facing surface so that the air reaches the recording head.Type: GrantFiled: March 16, 2023Date of Patent: May 6, 2025Assignee: Seiko Epson CorporationInventors: Katsumasa Tanaka, Takuya Ota, Hiroyuki Santo, Keita Hanawa, Kenji Kojima
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Patent number: 12291019Abstract: According to an aspect of the present disclosure, there is provided a drying device disposed at a predetermined interval from a recording medium and including a heater configured to dry liquid applied to the recording medium with a high frequency wave. The heater includes a first electrode coupled to a power supply that outputs the high frequency wave and a second electrode coupled to the power supply that outputs the high frequency wave and disposed to be separated from the first electrode at a predetermined interval. The distance between the end of the first electrode and the recording medium is longer compared with the distance between the center of the first electrode and the recording medium.Type: GrantFiled: August 30, 2022Date of Patent: May 6, 2025Assignee: Seiko Epson CorporationInventors: Hiroto Tomioka, Tadashi Aizawa
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Patent number: 12291034Abstract: The liquid ejection apparatus includes a liquid ejection head, a cap having a closed space forming section forming a closed space, an inflow port through which a humidification fluid flows in, and an outflow port through which the humidification fluid flows out, a humidification fluid storage section storing the humidification fluid, a supply flow path communicating the humidification fluid storage section with the inflow port, a collection flow path communicating the humidification fluid storage section with the outflow port, a pump, a moisture supply section, and a controller. One end of the collection flow path opens at a position in the humidification fluid storage section that is lower than a liquid surface of the humidification fluid. The controller causes the moisture supply section to supply water into the circulation path and drives the pump to cause the humidification fluid to flow in the circulation path.Type: GrantFiled: February 13, 2023Date of Patent: May 6, 2025Assignee: Seiko Epson CorporationInventors: Tomohiro Kawasaki, Hiromichi Takanashi
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Patent number: 12293012Abstract: A head-mounted device includes a mounted member that is mounted on a head of a user, a sensor unit, which is a detection device, that detects a posture of the mounted member, a control device that switches a control mode according to the posture detected in the sensor unit, and a video output device and an audio output device as output devices that perform output operations according to the control mode in the control device.Type: GrantFiled: March 30, 2022Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventor: Yuichi Kunitomo
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Patent number: 12290942Abstract: Provided is a method for controlling a robot including a base, a robot arm coupled to the base, and a drive unit including a motor for driving the robot arm. The method includes a first step of acquiring weight information including information on a weight of an end effector installed on the robot arm and a weight of an object to be worked by the end effector; a second step of determining a frequency component to be removed from a drive signal for driving the motor based on the weight information acquired in the first step; and a third step of removing the frequency component determined in the second step from the drive signal to generate a correction drive signal.Type: GrantFiled: March 30, 2022Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventor: Shunsuke Toshimitsu
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Patent number: 12291030Abstract: A recording device includes: a first nozzle group including a plurality of nozzles configured to discharge, to a medium, a first dot that is a dot of a reaction liquid; a second nozzle group including a plurality of nozzles configured to discharge, to the medium to which the reaction liquid is discharged, a second dot that is a dot of ink containing a color material that coagulates with the reaction liquid; and a control unit configured to control discharging of the first dot by the first nozzle group and discharging of the second dot by the second nozzle group, in which the control unit controls arrangement, on the medium, of the first dot discharged by the first nozzle group so as to be more regular than arrangement, on the medium, of the second dot discharged by the second nozzle group.Type: GrantFiled: February 2, 2023Date of Patent: May 6, 2025Assignee: Seiko Epson CorporationInventors: Naoki Maruyama, Ippei Okuda
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Patent number: 12291022Abstract: A printing apparatus includes: a transport unit configured to transport a medium in a transport direction; a printing unit configured to cause ink to adhere to the medium to perform printing; and a blowing device including an air blowing port and configured to blow air from the air blowing port to the medium to which the ink adheres. A guide member is disposed, at the air blowing port, downstream in an air blowing direction. Of end portions of the guide member, a third end portion that faces the medium extends along the transport direction.Type: GrantFiled: September 29, 2023Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventor: Daisuke Hiruma
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Patent number: 12291048Abstract: A control device for controlling an image processing apparatus including a disposition unit on which a printing medium is disposed and which has a plurality of suction holes for sucking the printing medium includes a display controller that displays, on a display, a display screen which is a screen showing the positions of the plurality of suction holes in the disposition unit, a selection receiver that receives selection of suction holes from the plurality of suction holes whose positions are displayed on the display screen, and an execution controller that performs control such that a suction operation is executed through at least some of the selected suction holes.Type: GrantFiled: June 28, 2023Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventor: Hiroka Osano
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Patent number: 12292574Abstract: An optical module according to the present disclosure includes a display element, a first optical member, a second optical member, a third optical member, and an adhesive joints the first optical member and the second optical member. A first optical member includes a first positioning portion that performs a positioning with respect to a second optical member and the second optical member includes a second positioning portion that performs a positioning with respect to the first optical member.Type: GrantFiled: October 27, 2021Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventors: Toshiyuki Noguchi, Takashi Takeda
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Patent number: 12292575Abstract: An image display device includes a first display unit including a first frame and a first optical system, a second display unit including a second frame and a second optical system, and a fixing member configured to fix the first display unit and the second display unit relative to each other, wherein the fixing member has a shape configured to rotate the first optical system and the second optical system in rotational directions around two or more axes when the first display unit and the second display unit are aligned prior to fixing.Type: GrantFiled: January 27, 2022Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventor: Kazuya Kamakura
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Patent number: 12294333Abstract: A vibrator device includes: a base having an integrated circuit disposed at a second surface; a vibration element; and a lid having an end surface of a side wall bonded to a first surface of the base at a bonding portion. The integrated circuit includes a first circuit and a second circuit, the first circuit includes a plurality of first circuit elements disposed in a first region ARA, and the second circuit includes a second circuit element disposed in a second region ARB. At this time, the following relations are established. { 1 - L ? 1 ? A / WX } ? 0.95 ? { 1 - L ? 2 ? A / WX } ? 0.95 ? { 1 - L ? 3 ? A / WY } ? 0.95 ? { 1 - L ? 4 ? A / WY } ? 0.95 ? { 1 - L ? 1 ? B / WX } ? 0.8 ? { 1 - L ? 2 ? B / WX } ? 0.8 ? { 1 - L ? 3 ? B / WY } ? 0.8 ? { 1 - L ? 4 ? B / WY } ? 0.Type: GrantFiled: January 30, 2024Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventors: Ryuta Nishizawa, Junichi Takeuchi
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Patent number: 12291641Abstract: A metal pigment composition of the present disclosure is a coloring composition or a composition to be used for preparation of the coloring composition and includes: a metal pigment; a polyoxyalkyleneamine compound; and a liquid medium component, the metal pigment includes metal particles, the metal particles are surface-modified with a surface treatment agent, and the surface treatment agent is at least one selected from the group consisting of a compound represented by the following formula (1) and a compound represented by the following formula (2) (A-R—O)aP(O)(OH)3-a??(1) (A-R)P(O)(OH)2??(2).Type: GrantFiled: January 28, 2022Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventors: Hiroaki Kida, Shintaro Asai, Kei Hiruma, Tomoyuki Ushiyama, Mitsunobu Nakatani, Kenta Tsukada
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Patent number: 12291023Abstract: A plunger of a solenoid includes a pin member that moves in a groove portion of a link member in association with a displacement operation, the solenoid regulates the posture of a path switching member in a suction state, a contact surface that is an inner surface of the groove portion and with which the pin member comes into contact when the plunger moves in a suction direction is formed in a non-linear shape to have a first region extending in a first direction and a second region extending in a second direction intersecting the first direction, and an angle formed by the suction direction and the second direction is smaller than an angle formed by the suction direction and the first direction.Type: GrantFiled: May 5, 2023Date of Patent: May 6, 2025Assignee: Seiko Epson CorporationInventor: Soichiro Kii
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Patent number: 12291045Abstract: A liquid ejecting device includes: a transport unit including a transporting belt at which a medium is mounted with the transporting belt in contact with a first surface of the medium, the transporting belt having an endless shape and configured to transport the medium in a transport direction, the transport unit also including a first roller and a second roller over which the transporting belt is stretched; an ejecting unit configured to eject a liquid to a second surface of the medium mounted at the transporting belt downstream of the first roller in a circumferential direction of the transporting belt and upstream of the second roller; a cleaning unit configured to clean a portion of the transporting belt downstream of the second roller in the circumferential direction of the transporting belt and upstream of the first roller, the portion being a portion at which the medium is not mounted; and a removing unit provided upstream of the first roller in the transport direction and configured to remove depositsType: GrantFiled: June 28, 2023Date of Patent: May 6, 2025Assignee: Seiko Epson CorporationInventor: Kenji Yamaguchi
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Patent number: 12292731Abstract: A molding machine management system includes: an injection molding machine including a mold, an injection unit, and a mold clamping unit; a management server coupled to the injection molding machine via a network; a first camera configured to capture an image of the mold; a second camera configured to capture an image of a drive unit provided in the injection molding machine; and a storage unit that stores first moving image data which is moving image data of the mold captured by the first camera, and second moving image data which is moving image data of the drive unit captured by the second camera, in association with a shot number of the injection molding machine. The management server includes a control unit configured to cause a display unit to display the first moving image data and the second moving image data in association with the shot number.Type: GrantFiled: November 16, 2021Date of Patent: May 6, 2025Assignee: SEIKO EPSON CORPORATIONInventors: Yoshiaki Otsuki, Ko Tsukada, Yusuke Mitsuma