Patents Assigned to Seiko Instruments Inc.
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Patent number: 10326224Abstract: A portable printer includes a casing accommodating a printer module and a control board accommodated in the casing and electrically connected to the printer module. A female-side connector is mounted on the control board and exposed to an outside of the casing through a connector opening formed in the casing. The female-side connector is configured to detachably mount a male-side connector. A connector cover made of an elastically deformable material is interposed between an inner peripheral surface of the connector opening and an outer peripheral surface of the female-side connector along an entire circumference of the female-side connector.Type: GrantFiled: September 13, 2017Date of Patent: June 18, 2019Assignee: SEIKO INSTRUMENTS INC.Inventor: Masanori Takahashi
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Patent number: 10291058Abstract: A portable timepiece includes a case, a power receiving coil accommodated in the case, a bypass member configured to include a soft magnetic material, and a first band that is internally equipped with the bypass member, and that is transformable so as to dispose the bypass member between the power receiving coil and a charging device when charging is performed using the charging device.Type: GrantFiled: March 6, 2017Date of Patent: May 14, 2019Assignee: SEIKO INSTRUMENTS INC.Inventors: Teruo Kato, Yasunori Hara, Tamotsu Maesawa, Dai Terasawa, Hideki Okuda
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Patent number: 10249904Abstract: The present invention provides an electrochemical cell including: an electrode body; an exterior packaging body in which a plurality of substrates including a first substrate formed from a ceramic material are stacked in the first direction, and a cavity in which the electrode body is accommodated is formed; a first electrode connection wiring that is formed in the exterior packaging body and connects a first electrode layer and an external substrate to each other; and a second electrode connection wiring that is forming in the exterior packaging body and connects a second electrode layer and the external substrate to each other. At least the first electrode connection wiring is formed in the first substrate, and an attachment portion, to which a fastening member configured to mount at least the first electrode connection wiring to the external substrate is attached, is formed in the first substrate.Type: GrantFiled: January 27, 2017Date of Patent: April 2, 2019Assignees: SEIKO INSTRUMENTS INC., OHARA INC.Inventors: Shunji Watanabe, Tsuneaki Tamachi, Yoshimi Kanno, Kazumi Tanaka, Kazuhito Ogasa, Ryohei Sato
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Patent number: 10228660Abstract: A proposed electronic apparatus is capable of charging a secondary battery and performing data communication using a solar cell while suppressing effects of ambient light even when the intensity of light radiated to the solar cell is low. The electronic apparatus includes a control circuit 202 and a resistance 205. The control circuit 202 receives data based on an output voltage of a solar cell 201. The resistance 205 is connected between electrodes of the solar cell 201. The control circuit 202 controls a resistance value of the resistance 205 based on whether during an operation of receiving data or not.Type: GrantFiled: November 18, 2014Date of Patent: March 12, 2019Assignee: SEIKO INSTRUMENTS INC.Inventors: Tamotsu Maesawa, Kazumi Sakumoto, Keisuke Tsubata, Tetsuya Nobe
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Patent number: 10210440Abstract: A print output control device operably connected to a printer, is configured to periodically check a first buffer sequentially storing print data received from the printer; accumulate, when the print data is stored in the first buffer, the stored print data in a second buffer; store, when status information on the printer is included in the print data, the status information in a status storage unit; store, when a first function is executed, in a third buffer, the print data accumulated in the second buffer to send back the stored print data as an acquisition value for the first function; and store, when a second function is executed, in a third buffer, the print data accumulated in the second buffer from when the second function is executed to send back the stored print data as an acquisition value for the second function.Type: GrantFiled: February 14, 2017Date of Patent: February 19, 2019Assignee: SEIKO INSTRUMENTS INC.Inventor: Yoshiharu Atarashi
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Patent number: 10203664Abstract: An electronic timepiece includes a first switch connected to a signal line, a second switch, and a one-shot pulse signal generation circuit. The first switch is inserted into the signal line. One end of the second switch is connected to the signal line at a rear stage of the first switch, and the other end of the second switch is connected to a power source. The one-shot pulse signal generation circuit generates a one-shot pulse signal by using a reference clock signal, and the second switch is controlled by the one-shot pulse signal. The timepiece device can reduce currents flowing in a pull-down resistor or a pull-up resistor when a crown switch is turned on.Type: GrantFiled: August 23, 2016Date of Patent: February 12, 2019Assignee: SEIKO INSTRUMENTS INC.Inventors: Kazumi Sakumoto, Kotaro Watanabe, Minoru Sano
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Patent number: 10193425Abstract: A stepping motor includes a one-piece stator integrally molded by using a Fe—Ni alloy plate through machining, a rotor accommodating through-hole, and in which a magnetic path is disposed around the rotor accommodating through-hole. A rotor is rotatably arranged inside the rotor accommodating through-hole. A magnetic core is connected to the stator, and a coil is wound on the magnetic core. A Cr-diffusion region having a molten-solidified portion of Cr is diffused in the Fe—Ni alloy stator in a portion of the magnetic path.Type: GrantFiled: January 18, 2016Date of Patent: January 29, 2019Assignee: SEIKO INSTRUMENTS INC.Inventors: Kosuke Yamamoto, Shinji Kinoshita
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Patent number: 10180662Abstract: An electronic timepiece includes a first display unit and a second display unit that display time. A receiving unit receives a time modification command including time information for modifying a first time displayed by the first display unit. A control unit outputs a first change command for automatically changing the first time displayed by the first display unit into a modified time different from a second time displayed by the second display unit based on the received time information, and outputs a second change command for changing the second time displayed by the second display unit into the first time displayed by the first display unit before the first time is changed into the modified time. A display drive unit changes the first time and the second time based on the first change command and the second change command, respectively, from the control unit.Type: GrantFiled: June 7, 2016Date of Patent: January 15, 2019Assignee: SEIKO INSTRUMENTS INC.Inventors: Kenji Ogasawara, Tomohiro Ihashi
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Patent number: 10180661Abstract: A frequency division circuit includes a first frequency division circuit which divides a frequency of a reference signal that is generated by an oscillation circuit. An input/output terminal outputs an output signal of the first frequency division circuit for testing. A selection circuit outputs as an intermediate signal one of a first intermediate signal which is input from the input/output output terminal, and a second intermediate signal which is an output signal of the first frequency division circuit. A second frequency division circuit divides a frequency of the intermediate signal output from the selection circuit. A switching time count circuit begins counting a predetermined amount of time after the second frequency division circuit starts frequency-dividing the intermediate signal and, after elapse of the predetermined amount of time, switches the intermediate signal output from the selection circuit from the first intermediate signal to the second intermediate signal.Type: GrantFiled: March 17, 2016Date of Patent: January 15, 2019Assignee: SEIKO INSTRUMENTS INC.Inventor: Kazumi Sakumoto
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Patent number: 10146186Abstract: A stepping motor includes a rotor that is used in rotating an indicating hand, and a stator that configures a magnetic path, that is made of an alloy containing Fe, Ni, and Cr, and in which a Cr-diffusion region whose Cr-concentration is 14 mass % or greater is disposed in a portion whose cross-sectional area in the magnetic path is smaller than a cross-sectional area of other portions.Type: GrantFiled: October 17, 2016Date of Patent: December 4, 2018Assignee: SEIKO INSTRUMENTS INC.Inventors: Kosuke Yamamoto, Shinji Kinoshita
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Patent number: 10137713Abstract: A thermal printer includes a head block having a head support plate and a thermal head fixed to the head support plate, a platen roller brought into abutment against the thermal head through intermediation of recording paper, a wiring board drawn from the thermal head, a frame supporting the platen roller and the head support plate, and a recording paper sensor mounted to the wiring board and detecting the recording paper. The frame includes a guide wall arranged on upstream of the thermal head in a conveyance direction of the recording paper, the guide wall guiding the recording paper to the thermal head. The head block including a sensor holder mounted thereto, the sensor holder holding the recording paper sensor at a portion which is located between the thermal head and the guide wall in the conveyance direction.Type: GrantFiled: July 24, 2017Date of Patent: November 27, 2018Assignee: SEIKO INSTRUMENTS INC.Inventor: Norihisa Ando
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Patent number: 10132627Abstract: An electronic device has a storage unit that stores unit information relating to movement with respect to each of an elevating state and a horizontal movement state and an altitude measurement unit that measures a series of altitudes. An altitude change determination unit determines whether the movement is the elevating state or not using a first determination section having a first altitude range based on a first set of altitudes within the measured series of altitudes, and determines whether the movement is the horizontal movement state or not using a second determination section having a second altitude range smaller than the first altitude range and based on a second set of altitudes within the measured series of altitudes. A movement distance calculator reads from the storage unit the unit information corresponding to the state determined by the determination unit and calculates a movement distance based on the read unit information.Type: GrantFiled: November 18, 2014Date of Patent: November 20, 2018Assignee: SEIKO INSTRUMENTS INC.Inventors: Keisuke Tsubata, Kazuo Kato, Tomohiro Ihashi, Takanori Hasegawa, Hisao Nakamura, Katsuya Mugishima, Akira Takakura
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Patent number: 10132355Abstract: A grease for a rolling bearing of an information recording and reproducing apparatus contains a base oil, a thickener, and at least one kind of an antioxidant selected from an amine-based antioxidant expressed by the General Formula (1), and a phenol-based antioxidant expressed by the General Formula (2). The base oil contains a refined mineral oil classified as Group III in a base oil category defined by the American Petroleum Institute, and the flash point of the refined mineral oil is 240° C. or higher.Type: GrantFiled: August 25, 2016Date of Patent: November 20, 2018Assignee: SEIKO INSTRUMENTS INC.Inventors: Akihiro Iino, Yukihiro Nakayama, Misato Hanaoka, Hisaya Nakamura, Hiroki Yoda
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Patent number: 10109561Abstract: A semiconductor device has a semiconductor chip mounted on an island of a lead frame and covered by an encapsulating resin. An outer lead extends from the encapsulating resin and is connected within the encapsulating resin to an inner lead connected to an inner lead suspension lead. A plated film is plated on the exposed surfaces of the outer lead that extend from the encapsulating resin to improve solder bonding strength of the semiconductor device onto a substrate.Type: GrantFiled: March 9, 2015Date of Patent: October 23, 2018Assignee: SEIKO INSTRUMENTS INC.Inventor: Yasuhiro Taguchi
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Patent number: 10110072Abstract: A portable timepiece includes a case, a power receiving coil accommodated on a rear surface side in the case, a bypass member configured to include a soft magnetic material, and a first band that is attached to the case, that is internally equipped with the bypass member, and that enables the bypass member to be disposed between the power receiving coil and a charging device when charging is performed using the charging device.Type: GrantFiled: March 6, 2017Date of Patent: October 23, 2018Assignee: SEIKO INSTRUMENTS INC.Inventors: Teruo Kato, Yasunori Hara, Tamotsu Maesawa, Dai Terasawa, Hideki Okuda
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Patent number: 10094724Abstract: A pressure sensor which detects variation in pressures, the pressure sensor including a cantilever which is bent according to a pressure difference between the inside and the outside of a cavity in a sensor main body, and an intra-lever gap which is formed on a proximal end portion of the cantilever. The proximal end portion is partitioned into a first support portion and a second support portion by an intra-lever gap in a second direction orthogonal to a first direction in which the proximal end portion and a distal end portion are connected to each other in plan view. A doped layer which is provided on a portion of the first and second support portions forms a first displacement detection portion and a second displacement detection portion. Lengths of the first and second displacement detection portions are shorter than those of the first and second supports along the second direction.Type: GrantFiled: February 27, 2015Date of Patent: October 9, 2018Assignees: SEIKO INSTRUMENTS INC., THE UNIVERSITY OF TOKYOInventors: Isao Shimoyama, Kiyoshi Matsumoto, Hidetoshi Takahashi, Minh-Dung Nguyen, Takeshi Uchiyama, Manabu Oumi, Yoko Shinohara, Masayuki Suda
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Patent number: 10076031Abstract: An electronic device includes an insulating base substrate having a through electrode, an electronic element provided on one surface of the insulating base substrate and connected to the through electrode, a lid provided on the one surface of the insulating base substrate, and an external electrode covering an end face of the through electrode that is exposed on another surface of the insulating base substrate different from the one surface thereof. The external electrode has a conductive film, a first electrolytic plating film provided on the conductive film, and a second electrolytic plating film provided on the first electrolytic plating film. The conductive film is provided on the exposed end face of the through electrode and on portions of the another surface of the insulating base substrate in the vicinity of the exposed end face of the through electrode.Type: GrantFiled: October 21, 2014Date of Patent: September 11, 2018Assignee: SEIKO INSTRUMENTS INC.Inventors: Atsushi Kozuki, Hideshi Hamada, Yoshifumi Yoshida
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Patent number: 10067475Abstract: A timepiece is equipped with a movement, a timepiece case accommodating the movement, and a hollow tubular structure portion having a connection proximal portion directly or indirectly in contact with the movement. The hollow tubular structure portion is formed such that a space defined between itself and the timepiece case is hermetically sealed. The inner space of the hollow tubular structure portion communicates with the exterior of the timepiece case via an external opening of the timepiece case. The timepiece can secure a sufficient waterproof performance and can transmit sound from a sound source efficiently to the exterior.Type: GrantFiled: January 16, 2017Date of Patent: September 4, 2018Assignee: SEIKO INSTRUMENTS INC.Inventors: Takashi Niwa, Takuma Kawauchiya, Masahiro Nakajima
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Patent number: 10066938Abstract: An electronic timepiece includes a display unit, an altitude measurement unit that measures an altitude, a RAM that stores an ascent integrated altitude plan value which is a plan value of an ascent integrated altitude value, and a CPU that calculates the ascent integrated altitude value obtained by integrating an altitude variation amount during an ascent, based on an altitude measured by the altitude measurement unit, that calculates an ascent achievement ratio which is an achievement ratio of the ascent integrated altitude value with respect to the ascent integrated altitude plan value, and that causes the display unit to display the ascent achievement ratio.Type: GrantFiled: May 4, 2016Date of Patent: September 4, 2018Assignee: SEIKO INSTRUMENTS INC.Inventors: Takayuki Nomura, Kazuhiro Koyama, Hiroshi Shimizu
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Patent number: 10067480Abstract: An electronic device includes at least an acquisition unit, an input unit, a time correction amount calculation unit, and a transmitting unit. A timepiece includes at least a receiving unit, a power storage unit, a drive unit, and a control unit. The input unit receives an input of the time displayed by the display unit of the timepiece. The time correction amount calculation unit calculates a time correction amount for correcting the time of the timepiece from a difference between the time, the input of which is received by the input unit and the current time acquired by the acquisition unit. The transmitting unit transmits the time correction amount to the timepiece by using light. The receiving unit receives the time correction amount. The power storage unit stores electricity by using power converted from the light. The drive unit drives the indicating hand. The control unit corrects the time displayed by the indicating hand, based on the time correction amount received by the receiving unit.Type: GrantFiled: October 17, 2014Date of Patent: September 4, 2018Assignee: SEIKO INSTRUMENTS INC.Inventors: Kenji Ogasawara, Akira Takakura, Kazumi Sakumoto, Tamotsu Maesawa, Kazuhiro Koyama, Tomohiro Ihashi, Kosuke Yamamoto, Ayumi Matsumoto