Patents Assigned to Seiko Instruments Inc.
  • Patent number: 11209779
    Abstract: There is provided a timepiece including a high-load rotation position detection unit that detects a high-load rotation position that is a rotation position of a wheel when a rotational load of a rotor that transmits rotor's rotation to the wheel and rotates a pointer clockwise is greater than that during normal hand movement and a drive signal output unit that outputs a sub-drive signal having energy greater than that of a main drive signal that is output during the normal hand movement and less than that of an auxiliary drive signal that is output when the rotor does not rotate by the main drive signal in a case where the rotation position of the wheel is the high-load rotation position.
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: December 28, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Kenji Ogasawara, Tamotsu Maesawa
  • Patent number: 11175631
    Abstract: There is provided an analog electronic timepiece including a stepping motor in which a rotor magnetized in two poles is rotationally driven in a stator connected to a driving coil, a drive circuit for applying a drive pulse to the driving coil, the drive pulse being a pulse for driving the rotor, and a control unit for controlling application of the drive pulse by the drive circuit, in which when an induced voltage induced in the driving coil by rotation of the rotor satisfies a predetermined condition related to the induced voltage, the control unit controls the drive circuit so that the drive pulse is applied to the driving coil before free vibration of the rotor is settled.
    Type: Grant
    Filed: January 6, 2020
    Date of Patent: November 16, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Akihito Okumura
  • Patent number: 11146187
    Abstract: The present invention is provided to prevent intrusion of dust, moisture, and the like, and simulatively deliver a kinetic operation feeling in response to an operation of an operator, and generate vibrations as necessary and separately from the operation of the operator. There is provided an inertial force imparting device including a stator, a mover that is arranged to be movable relative to the stator in a movable direction, a weight attached to the mover, an actuator unit that includes a shape memory alloy wire provided between the stator and the mover, instantaneously displaces the mover in the movable direction, and delivers an inertial force to the outside based on the displacement, and an elastic member that biases the mover toward the stator side along the movable direction, in which the shape memory alloy wire changes in length according to temperature, and changes the interval between the mover and the stator by expansion and contraction according to energization heating.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: October 12, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Akihiro Iino, Takayuki Satodate
  • Patent number: 11077684
    Abstract: A thermal printer, includes a head unit including a thermal head configured to perform printing on a recording sheet; a platen unit, which includes a platen roller configured to convey the recording sheet, and is separably combined with the head unit; a printer main body, which has a recording-sheet receiving portion configured to receive the recording sheet, and has the head unit mounted thereto; a printer cover, which has the platen unit mounted thereto, and is coupled to the printer main body so as to be pivotable; and a separator, which is provided in the recording-sheet receiving portion, and is configured to separate parts of the recording sheet, which is rolled into a roll shape around a core body, folded on each other at a rolling start portion, which is rolled around the core body and has a turn-back shape.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: August 3, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Kouji Kawaguchi, Shinichi Sudo, Takumi Seino
  • Patent number: 11072192
    Abstract: A printing unit includes a head unit; a platen unit separately combined with the head unit; a fixed blade provided to the platen unit; a movable blade, which is provided to the head unit and is relatively movable with respect to the fixed blade; a drive mechanism, which includes a drive rack coupled to the movable blade, and moves the movable blade between a standby position being separated from the fixed blade and a cutting position at which the movable blade rides on the fixed blade; an operation lever being movable between a lock position and a releasing position; and a return mechanism configured to move the movable blade from the cutting position toward the standby position side through intermediation of the drive rack in association with the operation lever.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: July 27, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Masashi Kitamura, Tomohiro Murata, Akio Naito, Kouji Kawaguchi
  • Patent number: 11053573
    Abstract: An object of the present invention is to provide an electroformed part favorable for an assembly part of a timepiece or the like and a timepiece using the same. The present invention relates to an electroformed part, which is an electroformed part composed of a nickel-iron alloy constituted by nickel, iron, and unavoidable impurities, containing iron at 5 to 25% by mass, and having a roughly layered form portion in which a stacked form portion having an inclined iron content in a thickness direction is repeatedly stacked a plurality of times. It is preferred that the stacked portion is constituted by crystal grains having an average grain diameter of 50 nm or less.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: July 6, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Matsuo Kishi, Miei Takahama
  • Patent number: 11050080
    Abstract: An electrochemical cell includes an all-solid-state electrode body in which a positive electrode layer and a negative electrode layer are laminated together through a solid electrolyte and an exterior body having a cavity in which the electrode body is stored. The exterior body has a first case and a second case which sandwich the electrode body and a sealing member that defines the cavity together with the first case and the second case by joining the first case and the second. The thermal expansion coefficients of the electrode body, the first case, the second case, and the sealing member are all 10×10?6/° C. or lower.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: June 29, 2021
    Assignees: SEIKO INSTRUMENTS INC., OHARA INC.
    Inventors: Shunji Watanabe, Tsuneaki Tamachi, Kazuhito Ogasa, Ryohei Sato
  • Patent number: 11042122
    Abstract: A timepiece which provides a tactile feel in a simple structure and which can suppress inadvertent rotation of a driving crown is to be provided. A wristwatch includes an elastic material winding stem pipe protruding on the outer side of a case and a distal end portion of which is capable of elastic deformation in a radial direction; a shaft member of a driving crown rotatably inserted into the elastic material winding stem pipe; protrusions formed on the peripheral surface of the driving crown; and trough portions formed in the peripheral surface of the elastic material winding stem pipe and configured to be engaged with the protrusions.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: June 22, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Katsunobu Iguchi
  • Patent number: 11040549
    Abstract: A portable printer includes a casing configured to receive a recording medium; a head configured to perform printing on the recording medium; a platen roller, which is arranged so as to be opposed to the head, and is configured to convey the recording medium while sandwiching the recording medium together with the head; a button, which is provided on the casing, and is configured to perform operation of separating the head and the platen roller from each other; and a stepped portion, which is formed on the casing along a peripheral edge of the button, and protrudes so that an inner side of the casing is higher than an outer side of the casing.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: June 22, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Norihisa Ando
  • Patent number: 11036187
    Abstract: A timepiece according to the embodiment of the present invention includes a case band which has an opening on the upper surface side thereof, and which has a recess in an inner peripheral portion thereof; a bezel (windshield bezel) to which a glass (windshield) is fixed and which is mounted to the upper surface side of the case band; a protrusion which is provided at the portion of the bezel inserted into the inner side of the case band and which protrudes toward the inner peripheral portion so as not to enter the recess; and a stop member which is rotatably mounted to the bezel, which is made swingable between the upper side and the lower side of the protrusion by getting over the protrusion while undergoing elastic deformation, and the upper portion of which abuts a ceiling portion of the recess and the lower portion of which abuts the protrusion in a state in which the bezel is mounted to the case band to be respectively engaged with the case band and the bezel.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: June 15, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Katsunobu Iguchi
  • Patent number: 11016446
    Abstract: A timepiece includes a stepping motor having a rotor and a coil, and a drive circuit that applies a first drive pulse having a stable stationary position at a rotor rotation angle of 90 degrees or less from a reference position and a second drive pulse having the stable stationary position at a rotor rotation angle of 90 degrees or more from the reference position, as a pulse for driving the rotor, to the coil. When a period during which the pulse is not applied to the coil is assumed as a waiting period, the drive circuit generates the waiting period after a first application of the second drive pulse after an application of the pulse to the coil is started and rotates the rotor by one or more turns without passing through the waiting period at at least one predetermined timing after the waiting period.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: May 25, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Satoshi Sakai, Tetsuya Nobe
  • Patent number: 10994554
    Abstract: A thermal printer includes a thermal head configured to perform printing on recording paper; a platen roller, which is arranged at a position opposed to the thermal head, and is configured to convey the recording paper by nipping the recording paper between the thermal head and the platen roller; a head support plate having conductivity, which has the thermal head to be fixed thereto; a frame, which is configured to support the head support plate, and includes a shaft support portion configured to rotatably support the platen roller about an axis; and a conductive member having conductivity, which is provided between a side surface of the shaft support portion and the head support plate.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: May 4, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Kouhei Miyawaki
  • Patent number: 10982690
    Abstract: A pneumatic chamber 20 is configured to include a first pneumatic chamber 21 pressurizing a first piston 11 and a second pneumatic chamber 22 pressurizing a second piston 12. The first pneumatic chamber 21 communicates with the second pneumatic chamber 22. The hydraulic pressure generating unit 55 is internally provided with a hydraulic chamber 30, and the hydraulic chamber 30 is configured to have a first hydraulic chamber 31 pressurized by the first pneumatic chamber 21 via the first piston 11 and a second hydraulic chamber 32 pressurized by the second pneumatic chamber 22 via the second piston 12. The hydraulic pressure generating unit 55 is movable in a thrust direction in a cylinder 2, and the second hydraulic chamber 32 has a function of fixing the moving hydraulic pressure generating unit 55 in the cylinder 2 by causing a thin portion 15 to be elastically deformed in a radial direction due to hydraulic pressure.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: April 20, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Shigehiro Arai
  • Patent number: 10967651
    Abstract: A printer includes a printer housing, which includes a plurality of outer surfaces including a bottom surface opposed to an installation surface, and has a recording paper receiving portion configured to receive recording paper through an opening portion; a printer cover, which is coupled to the printer housing, and is configured to openably cover the opening portion; a printer display device, which is removably mounted to the outer surface, of the plurality of outer surfaces, other than the bottom surface, and is configured to display predetermined information; and a connection cable, which is connected between the printer housing and the printer display device, and is configured to communicate at least data related to the predetermined information. The printer display device has a cable groove in which the connection cable is fitted and received.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: April 6, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Kazuyuki Aizawa
  • Patent number: 10949721
    Abstract: A printer system includes an information processing device; a printer; and a display apparatus, the information processing device being configured to control the printer and the display apparatus. A topology of the information processing device and the display apparatus includes a first topology in which the display apparatus is directly connected to the information processing device and a second topology in which the display apparatus is connected to the information processing device via the printer. The information processing device includes a processor configured to transmit to the display apparatus instruction data for the display apparatus without adding header information to the instruction data in the first topology; and transmit to the printer instruction data for the display apparatus by adding header information to the instruction data in the second topology.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: March 16, 2021
    Assignee: Seiko Instruments Inc.
    Inventors: Daisuke Yoshida, Yoshio Kitamura, Tomoki Ogura, Yuichi Yoshigi
  • Patent number: 10941790
    Abstract: A pneumatic chamber 20 is configured to include a first pneumatic chamber 21 pressurizing a first piston 11 and a second pneumatic chamber 22 pressurizing a second piston 12. The first pneumatic chamber 21 and the second pneumatic chamber 22 communicate with each other through a communication hole 87 formed via the inside of a retaining bolt 17. The second pneumatic chamber 22 is formed in a hydraulic pressure generating unit 55 moving in a thrust direction in a cylinder 2 and is separable from the first pneumatic chamber 21. In addition, the communication hole 87 is also separated into a communication hole 87a and a communication hole 87b with the corresponding separation, a rod portion 50 of the first piston 11 is also separated into a rod portion 50a and a rod portion 50b, and the communication hole 87b and the rod portion 50b are formed to be movable along with the hydraulic pressure generating unit 55 in the thrust direction.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: March 9, 2021
    Assignee: Seiko Instruments Inc.
    Inventor: Shigehiro Arai
  • Patent number: 10936269
    Abstract: A printing system includes a host apparatus configured to transmit a command to a printer, and a printer configured to perform processing based on the command received from the host apparatus. The host apparatus is configured to convert the command based on a conversion condition when the command satisfies a predetermined condition, and transmit a conversion code obtained through the conversion to the printer as the command.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: March 2, 2021
    Assignee: Seiko Instruments Inc.
    Inventor: Koichi Hatakeyama
  • Patent number: 10916798
    Abstract: A battery includes: an electrode body; and an external body which is formed by overlapping a first sheet and a second sheet, and in which the electrode body is accommodated. The external body includes an accommodation portion which is formed in the first sheet, and which accommodates the electrode body therein, and a circumferential edge portion in which the first sheet and the second sheet overlap each other around the accommodation portion. The inside of the accommodation portion is sealed in a state where the first sheet and the second sheet are welded to each other in the circumferential edge portion.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: February 9, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Tsuneaki Tamachi, Shunji Watanabe
  • Patent number: 10899148
    Abstract: A printer includes a printer housing, which includes a plurality of outer surfaces including a bottom surface opposed to an installation surface, and has a recording paper receiving portion configured to receive recording paper through an opening portion; a printer cover, which is coupled to the printer housing, and is configured to openably cover the opening portion; a printer display device, which is removably mounted to the outer surface, of the plurality of outer surfaces, other than the bottom surface, and is configured to display predetermined information; and a connection cable, which is connected between the printer housing and the printer display device, and is configured to communicate at least data related to the predetermined information.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: January 26, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventor: Kazuyuki Aizawa
  • Patent number: 10904609
    Abstract: A display control device includes a storage configured to store invariant image data serving as a source of displaying an invariant portion of a display image to be displayed on a display; a data receiver configured to receive format designation data for designating a format of the display image and original data for generating variable image data serving as a source of displaying a variable portion of the display image; a variable image data generator configured to generate the variable image data from the original data; a buffer configured to store the invariant image data and the variable image data; an image data storage configured to select the invariant image data from the storage based on the format designation data to store the invariant image data in the buffer, and store, in the buffer, the variable image data generated by the variable image data generator; and a display controller configured to execute display processing for causing the display to display the display image based on the invariant im
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: January 26, 2021
    Assignee: SEIKO INSTRUMENTS INC.
    Inventors: Yoshio Kitamura, Tomoki Ogura, Daisuke Yoshida, Yuichi Yoshigi