Solar Cell Patents (Class 368/205)
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Patent number: 12174589Abstract: An electronic watch includes a hand configured to indicate time, a dial having a through hole through which a hand shaft configured to rotate the hand passes, a movement including a motor configured to rotate the hand shaft, a battery configured to supply power to the motor, and a solar panel configured to supply power to the battery, wherein the movement, the battery, the solar panel, and the dial are disposed in this order, the battery has a first opening through which the hand shaft passes, and the solar panel has a second opening through which the hand shaft passes.Type: GrantFiled: December 21, 2021Date of Patent: December 24, 2024Assignee: SEIKO EPSON CORPORATIONInventor: Takaya Masaki
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Patent number: 12174591Abstract: A method for manufacturing an applique including an upper surface and a rim intended to be seen by a user, a lower surface for its resting on a dial or a structure of a timepiece and at least one foot protruding from the lower surface, the method making it possible to obtain a varnished applique.Type: GrantFiled: April 19, 2021Date of Patent: December 24, 2024Assignee: Universo SAInventors: Gérard Rossier, Marie Baudoz, François-Xavier Dubus
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Patent number: 12034204Abstract: A wearable device which is mountable on a wrist of a user includes a housing including a metal structure, a display positioned within the housing, wherein the display includes a metal layer positioned within the metal structure and spaced apart from the metal structure by a given gap, a printed circuit board (PCB) positioned within the housing and including a ground region, and a control circuit positioned on the PCB and configured to feed a first point of the metal structure. The metal layer is electrically connected with the ground region of the PCB at a second point spaced from the first point by a given angle.Type: GrantFiled: May 30, 2023Date of Patent: July 9, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Woo Suk Kang, Chae Up Yoo, In Young Lee, Jae Kwang Sim, Jeong Ho Ahn, Jin Woo Jung, Se Woong Kim, Jae Bong Chun
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Patent number: 12022679Abstract: A display apparatus includes a first display area including a first display unit configured to generate light and a first encapsulation unit disposed on the first display unit; a second display area including a second display unit configured to generate light and a second encapsulation unit disposed on the second display unit; and a through area disposed between the first display area and the second display area. The first encapsulation unit includes a first encapsulation layer covering a first side of an area of the first display unit corresponding to the through area. The second encapsulation unit includes a second encapsulation layer covering a second side of an area of the second display unit corresponding to the through area.Type: GrantFiled: August 23, 2021Date of Patent: June 25, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kinyeng Kang, Seungwook Chang, Jonghyun Choi
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Patent number: 11996635Abstract: An electronic watch with a built in antenna includes a watch case including a case body configured of a conductive material, a bezel configured of a conductive material and provided on a watch front surface side of the case body, and a cover glass attached to the bezel. The electronic watch includes a dial disposed inside the watch case, a dial ring disposed around the dial, and an antenna disposed inside the watch case. At least a portion of the antenna is disposed outside an outer circumference of the dial in plan view as seen from a direction orthogonal to a front surface of the dial. At least one of the dial, the dial ring, and the cover glass is a dielectric disposed to be closer to the watch front surface side than to the antenna and disposed within a predetermined distance from the antenna, the distance being set in accordance with a wavelength of radio waves received by the antenna.Type: GrantFiled: September 18, 2020Date of Patent: May 28, 2024Assignee: SEIKO EPSON CORPORATIONInventor: Hironobu Yamamoto
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Patent number: 11796965Abstract: A display apparatus includes the following. A protecting plate is formed of a material which transmits light. A light transmitting plate is positioned below the protecting plate and is positioned in contact with the protecting plate. A display is provided below the light transmitting plate and includes a display region which can be viewed from outside. An air layer is positioned between the light transmitting plate and the display. A light reflection prevention layer is provided on at least one of a surface of the light transmitting plate facing the air layer and a surface of the display facing the air layer. The protecting plate, the light transmitting plate, the display, the air layer, and the light reflection prevention layer are layered in a thickness direction of the protecting plate. A region in the protecting plate overlapped with the display region of the display includes a window with which waterproof inspection is performed.Type: GrantFiled: February 19, 2021Date of Patent: October 24, 2023Assignee: CASIO COMPUTER CO., LTD.Inventor: Eiji Yamakawa
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Patent number: 11705621Abstract: A timepiece including a case formed of a metal middle part wherein are disposed a metal dial and a remote communication system provided with a multi-band antenna device arranged above the dial, the communication system including a bracelet of the timepiece connected at its ends to the middle part and including a body formed of a plurality of fastening elements having different electrical conduction properties, the arrangement of the fastening elements in the body of the bracelet being configured to achieve an enlargement of the radiation pattern of the antenna device.Type: GrantFiled: July 15, 2021Date of Patent: July 18, 2023Assignee: The Swatch Group Research and Development LtdInventors: Thierry Scordilis, Zoran Randjelovic, Jean Gorisse
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Patent number: 11614713Abstract: Provided is a timepiece including: hands being an hour hand, a minute hand and a second hand; a movement for driving the hands; a first dial; a first dial ring having upper and lower surfaces provided with an upper projection and a lower projection, respectively, the first dial ring being disposed on the first dial and positioned relative to the first dial by the lower projection; and a transparent second dial disposed on the first dial ring and positioned relative to the first dial ring by the upper projection, wherein one of the hands is disposed between the first dial and the second dial, while the others of the hands are disposed above the second dial.Type: GrantFiled: December 20, 2019Date of Patent: March 28, 2023Assignee: CITIZEN WATCH CO., LTD.Inventors: Akihiko Kuroda, Kazuki Tada, Yuya Matsushita, Setsuo Kachi
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Patent number: 11591663Abstract: A paramagnetic stainless steel with a chemical composition including by weight: 26?Cr?40%, 5?Ni?20%, 0?Mn?5%, 0?Al?5%, 0?Mo?3%, 0?Cu?2%, 0?Si?5%, 0?Ti?1%, 0?Nb?1%, 0?C?0.1%, 0?N?0.1%, 0?S?0.5%, 0?P?0.1%, the remainder consisting of iron and any impurities each having a content less than or equal to 0.5%, the steel having a hardness HV10 between 500 and 900. It also relates to a part particularly a horological component made of this steel and to the process for manufacturing the part.Type: GrantFiled: August 3, 2020Date of Patent: February 28, 2023Assignee: The Swatch Group Research and Development LtdInventor: Joel Porret
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Patent number: 11449007Abstract: A wearable device and a method for performing one or more actions using a wearable device are disclosed. The wearable device includes a bezel ring, a watch dial a flexible ring, and a plurality of springs. The bezel ring includes a plurality of holes along a circumference of the bezel ring for placement of a plurality of magnets. The watch dial includes an outer periphery with another plurality of holes at a uniform distance. The watch dial also includes an inner periphery to house inertial sensors at a predetermined position. The flexible ring placed in between an inner surface of the bezel ring and the watch dial. A plurality of springs are placed within the other plurality of holes of the outer periphery of the watch dial. The bezel ring is configured to support at least one of tilting, shifting and rotation over the watch dial.Type: GrantFiled: September 20, 2018Date of Patent: September 20, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Kapil Kumar, Arindam Mondal, Gaurav Gupta
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Patent number: 11422509Abstract: A skeleton watch includes a horological movement housed in a watch case, the horological movement being arranged to rotate at least one hand, the horological movement being covered by a dial, and the dial being disposed between the horological movement and the at least one hand. The dial includes a photochromic plate so that the horological movement is visible when the photochromic plate is exposed to an amount of UV radiation below a first threshold value and the horological movement is masked when the photochromic plate is exposed to an amount of UV radiation above a second threshold value.Type: GrantFiled: March 7, 2018Date of Patent: August 23, 2022Assignee: Montres Rado SAInventor: Christian Verdon
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Patent number: 11258292Abstract: An electronic device includes a rechargeable battery, a first battery charger that charges the rechargeable battery by power supplied from an external power supply, a second battery charger that charges the rechargeable battery by a solar panel, and a processor that charges the rechargeable battery to a first voltage by the first battery charger, and charges the rechargeable battery to a second voltage lower than the first voltage by the second battery charger.Type: GrantFiled: June 17, 2019Date of Patent: February 22, 2022Assignee: CASIO COMPUTER CO., LTD.Inventor: Eiji Yamakawa
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Patent number: 11233220Abstract: A display panel including: a base substrate including first and second surfaces, a display region and a peripheral region; a pixel layer provided on the display region, the pixel layer including a plurality of pixels; a module hole penetrating the display region; a blocking groove in the display region and adjacent to the module hole, the blocking groove being recessed in the base substrate; an encapsulation layer provided on the pixel layer, the encapsulation layer including a first inorganic layer, a second inorganic layer and an organic layer; and a filling member in the blocking groove, the filling member including a same material as the organic layer, wherein the second inorganic layer covers a top surface of the filling member and a top surface of the first inorganic layer adjacent to the top surface of the filling member.Type: GrantFiled: April 16, 2019Date of Patent: January 25, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junghan Seo, Hyoungsub Lee, Wooyong Sung
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Patent number: 11126147Abstract: A portable electronic device includes an outer case having an opening, a cover member having light transmission properties and covering the opening, and a monocrystalline silicon type solar cell accommodated in the outer case, and in which the cover member and the monocrystalline silicon type solar cell overlap each other in a plan view when seen from a thickness direction of the cover member, and the cover member and the monocrystalline silicon type solar cell are joined with a light transmissive adhesive. Furthermore, it is preferable that a display member accommodated in the outer case and displaying information is further included, the monocrystalline silicon type solar cell is provided between the display member and the cover member, and the display member is joined to the monocrystalline silicon type solar cell.Type: GrantFiled: March 1, 2019Date of Patent: September 21, 2021Assignee: SEIKO EPSON CORPORATIONInventors: Yoshihiro Hidai, Tsutomu Taniguchi
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Patent number: 10996629Abstract: The present invention relates to a timepiece comprising: a mechanical power source coupled to a time indicating display, a generator, wherein the mechanical power source is coupled to the generator, a regulator circuit configured for enslaving a generator frequency of the generator to a reference frequency, wherein the regulator circuit is configured for electrically braking the generator when the generator frequency is higher than the reference frequency, wherein the regulator circuit comprises: at least a first switch, at least a first inductor and at least a first capacitor, wherein the first switch and the first capacitor are arranged parallel to each other and wherein the first switch and the first capacitor are arranged in series with the first inductor.Type: GrantFiled: June 29, 2018Date of Patent: May 4, 2021Assignee: The Swatch Group Research and Development LtdInventor: Massimiliano Bracco
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Patent number: 10768578Abstract: A display hand for a portable object including an indication by the display hand, inside which is housed a rechargeable electrical energy source. The display hand includes at least one solar cell, the electrical energy source being connected to the display hand to be recharged.Type: GrantFiled: September 9, 2016Date of Patent: September 8, 2020Assignee: The Swatch Group Research and Development LtdInventor: Pierpasquale Tortora
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Patent number: 10551655Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.Type: GrantFiled: December 6, 2018Date of Patent: February 4, 2020Assignee: Japan Display Inc.Inventors: Satoshi Chinen, Kenji Tanase, Fumihito Shibano, Yuzo Kanari
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Patent number: 10250062Abstract: An energy harvesting timer includes a wireless charging module, a plurality of hands, and a driving module. The hands are connected to the wireless charging module. At least one of the hands serves as a receiving antenna of the wireless charging module. The driving module is connected to the wireless charging module and the hands, receiving energy from the wireless charging module to actuate the hands.Type: GrantFiled: September 18, 2014Date of Patent: April 2, 2019Assignee: HTC CorporationInventors: Chien-Chih Chen, Yen-Liang Kuo, Chien-Ting Ho
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Patent number: 10139785Abstract: The present disclosure relates to a smart watch including a watch dial. The smart watch further include: a battery provided in a watch frame of the watch dial to supply electric power to a circuit in the watch dial. According to the present disclosure, by providing batteries in the watch frame and the watchband of the smart watch, spaces occupied by the watch frame and the watchband may be sufficiently utilized to increase total electricity storage capacity of the smart watch such that the smart watch has a prolonged standby time.Type: GrantFiled: February 24, 2016Date of Patent: November 27, 2018Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Defeng Mao
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Patent number: 10018968Abstract: A skeleton watch including a case provided with a back cover and a crystal, and a set of components forming a movement of the skeleton watch, the components being arranged inside the case between the back cover and the crystal and being wholly or partially visible through the crystal, wherein the skeleton watch comprises at least one solar cell.Type: GrantFiled: July 20, 2016Date of Patent: July 10, 2018Assignee: The Swatch Group Research and Development LtdInventors: Michel Willemin, Alain Jornod
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Patent number: 9575466Abstract: In a general aspect, an ornamental jewelry piece, such as a watch, a ring or a bracelet, includes a sensor package. In some aspects, a timepiece includes a timepiece body having an interior surface that defines a cavity. The timepiece includes a sensor package and a movement in the cavity. The sensor package includes a sensor that monitors the user and a battery that powers the sensor. The movement operates independent of the battery in the sensor package. In some instances, the sensor package tracks fitness data based on motion detected by the sensor and generates an output to the user based on the fitness data.Type: GrantFiled: November 19, 2015Date of Patent: February 21, 2017Assignee: Fossil Group, Inc.Inventors: Philip Brodie Crosley Thompson, Gregory Alan McKelvey, Brandon D. Little, Diarmuid John St. Cullum Bland, Brad William Piercey
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Patent number: 9548671Abstract: A utility meter configured for connection to an AC power line includes a meter housing with a plurality of electronic components arranged within the meter housing and configured to provide consumption data. A power supply is also arranged within the meter housing. The power supply is configured to receive an AC voltage from the AC power line and supply a DC voltage to the electronic components. An AC line voltage booster is positioned connected to the power supply. The AC line voltage booster is configured to increase the voltage from the AC power line received by the power supply.Type: GrantFiled: July 9, 2014Date of Patent: January 17, 2017Assignee: Landis+Gyr, Inc.Inventor: Anibal Diego Ramirez
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Patent number: 9092015Abstract: There is provided an electronic timepiece that includes a solar panel which receives light to generate electric power, is operated with the electric power supplied from a secondary battery charged with output voltage of the solar panel, and includes a normal mode in which clock display is performed on a display unit and a power saving mode in which clock display on the display unit is stopped, based on illuminance detection of the solar panel, the electronic timepiece including: a mode control unit which switches cycles of the illuminance detection, by setting a cycle of the illuminance detection of the normal mode as a first cycle (for example, one minute), and a cycle of the illuminance detection of the power saving mode as a second cycle (for example, two seconds).Type: GrantFiled: January 10, 2013Date of Patent: July 28, 2015Assignee: SEIKO INSTRUMENTS INC.Inventors: Kazuo Kato, Akira Takakura, Tomohiro Ihashi, Takanori Hasegawa, Toshitaka Fukushima
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Patent number: 9063516Abstract: A timepiece includes a dial plate and a solar battery which is disposed on a rear surface side of the dial plate. The dial plate has an area larger than the solar battery. The solar battery is encompassed by the dial plate in a planar view. The dial plate is provided with grooves or ridges which have a function of condensing incident light.Type: GrantFiled: February 14, 2013Date of Patent: June 23, 2015Assignee: Seiko Epson CorporationInventor: Takumi Oshio
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Publication number: 20150138935Abstract: A solar cell module includes a first segment as a first solar cell segment and a second segment as a second solar cell segment disposed adjacent to each other, and each having electrodes respectively on both of obverse and reverse sides, and a conductive member including a base member having flexibility, a first conductive layer disposed on one surface of the base member, and a second conductive layer disposed on the other surface of the base member, and the base member is bent so as to connect the first conductive layer to the obverse side electrode of the first segment, and connect the second conductive layer to the reverse side electrode of the first segment and the obverse side electrode of the second segment.Type: ApplicationFiled: November 13, 2014Publication date: May 21, 2015Inventor: Daisuke NAGANO
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Patent number: 9036455Abstract: An electronic timepiece is operated with a power-supply voltage from a secondary battery charged with a voltage from a solar panel. An oscillation circuit generates and supplies a clock signal to a CPU when the voltage charged to the battery is lower than a first voltage. A reset circuit resets the CPU when the voltage charged to the battery does not exceed a second voltage higher than the first voltage, and cancels the reset of the CPU when the voltage charged to the second battery exceeds the second voltage. The CPU starts an operation when the voltage charged to the secondary battery exceeds the second voltage and the reset is cancelled, and performs a time-of-day display on a display unit when the voltage charged to the secondary battery is equal to or higher than a third voltage higher than the second voltage.Type: GrantFiled: January 10, 2013Date of Patent: May 19, 2015Assignee: SEIKO INSTRUMENTS INC.Inventors: Kazuo Kato, Akira Takakura, Tomohiro Ihashi, Takanori Hasegawa, Toshitaka Fukushima
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Patent number: 9019802Abstract: The solar battery includes a plurality of cells having a same electromotive force with each other. The display device further includes a display means to display time, and a control means to control operation of the display means. The electromotive force of the solar battery is lower than a deterioration-start voltage of the rechargeable battery. The electromotive force of the cells is higher than a lower-limit driving voltage of the display device, in which a number of such cells equals a total number of cells include in the solar battery minus one. A driving voltage of the display means is lower than the aforementioned lower-limit driving voltage, and an operational voltage of the control means is lower than the aforementioned lower-limit driving voltage.Type: GrantFiled: November 29, 2012Date of Patent: April 28, 2015Assignee: Seiko Epson CorporationInventor: Nobuhiro Koike
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Patent number: 8976630Abstract: A dial assembly held within a timepiece case together with a movement for which the hour hand and minute hand are supported to be able to rotate is provided. The movement supports at least one miniature hand to be able to rotate at a position different from the hour hand and minute hand. The dial assembly comprising includes a first dial that is light transmissive, a second dial arranged on the back surface side of the first dial, and at last one spacer forming a ring shape arranged between the first dial and the second dial. The miniature hand rotates within a space enclosed by the first dial, the second dial, and the spacer.Type: GrantFiled: July 2, 2012Date of Patent: March 10, 2015Assignee: Seiko Epson CorporationInventor: Takumi Oshio
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Patent number: 8976632Abstract: presenting A timepiece faceplate includes a plate-shaped member provided on one surface with a ridge having a function for reflecting and scattering incident light, which is made of a material having optical transmission properties; and a layer in which numerous powder particles having a function for reflecting light are dispersed and which faces a surface opposite from the surface on which the ridge of the plate-shaped member is provided. The plate-shaped member and the layer of the timepiece faceplate are superimposed when viewed from above.Type: GrantFiled: December 20, 2011Date of Patent: March 10, 2015Assignee: Seiko Epson CorporationInventors: Koki Takasawa, Takumi Oshio
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Patent number: 8964512Abstract: A wristwatch includes a bezel, a series connected photovoltaic cell, a rechargeable battery, and an electronic device. The bezel defines an internal volume, which houses the photovoltaic cell, the rechargeable battery, and the electronic device.Type: GrantFiled: June 20, 2014Date of Patent: February 24, 2015Assignee: ETA SA Manufacture Horlogere SuisseInventors: Emmanuel Fleury, Martin Bisig
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Patent number: 8934322Abstract: An electronic timepiece with a solar cell is provided with a solar cell, a solar cell holding member, a light-transmissive character plate, a ground plate, and a ring-shaped calendar wheel. The solar cell includes a base material that is made of an insulating material, and a light-receiving unit that is arranged on a first surface of the base material. The solar cell holding member is fixedly attached to a second surface of the base material. The light-transmissive character plate is arranged on a timepiece front side of the solar cell. The ground plate is arranged on a back surface of the solar cell. The ring-shaped calendar wheel is disposed between the character plate and the ground plate. The solar cell holding member is arranged on a character plate side of the calendar wheel to position the calendar wheel.Type: GrantFiled: June 6, 2014Date of Patent: January 13, 2015Assignee: Seiko Epson CorporationInventor: Reiko Nagahama
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Patent number: 8917579Abstract: To provide a timepiece dial that presents a rich stereoscopic effect, and to provide a timepiece comprising the timepiece dial, the timepiece dial of the invention comprises a microlens layer composed of a plurality of microlenses arranged in an orderly fashion as viewed in a planar view, and a decorative layer composed of a repeating design having a plurality of constituent units. As viewed in a planar view, the microlens layer and the decorative layer are superimposed, and the decorative layer has regions where pitches of the constituent units that are adjacent are different from each other.Type: GrantFiled: August 8, 2012Date of Patent: December 23, 2014Assignee: Seiko Epson CorporationInventor: Koki Takasawa
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Patent number: 8897101Abstract: To offer a timepiece faceplate having exceptional transmission of light as well as exceptional aesthetic appearance, and to offer a timepiece provided with the timepiece faceplate, a timepiece faceplate of the invention is provided with a first plate member including a material having an optical transmission property, and a second plate member including a material having an optical transmission property.Type: GrantFiled: December 7, 2011Date of Patent: November 25, 2014Assignee: Seiko Epson CorporationInventors: Atsushi Kawakami, Yoshiyuki Obi
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Patent number: 8879369Abstract: To provide a timepiece faceplate having appropriate light permeability with excellent aesthetic appearance having glittering property, and an electrical timepiece equipped with a solar battery, a timepiece faceplate of the invention includes a faceplate main body that has light permeability, and a glittering layer that is provided on either one of a front surface side and a back surface side of the faceplate main body and is configured by dispersing a glittering powder into a light permeable resin. The glittering powder is configured by laminating a metallic oxide film above one surface side of a plate shaped base material, which has light permeability, and the glittering powder is a lamination powder that an average grain diameter is more than 10 ?m and less than 90 ?m.Type: GrantFiled: June 20, 2013Date of Patent: November 4, 2014Assignee: Seiko Epson CorporationInventor: Koki Takasawa
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Patent number: 8873345Abstract: A solar power generating device of the present invention includes a first solar section which has a plurality of solar cells arranged flatwise, a second solar section which has a plurality of solar cells arranged flatwise and is placed a predetermined space away and below the first solar section so as to be shifted with respect to the first solar section in a surface direction, and a coupling section which couples the first solar section and the second solar section together. In the solar power generating device, the coupling section has a connecting section placed in an area below the second solar section, and the connecting section is provided with contact terminals to which the first solar section and the second solar section are electrically connected.Type: GrantFiled: March 29, 2013Date of Patent: October 28, 2014Assignee: Casio Computer Co., Ltd.Inventor: Hideo Takenawa
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Patent number: 8867320Abstract: A timepiece cover glass used in a timepiece with a solar battery is provided. The timepiece cover glass covers the solar battery. The timepiece cover glass includes an antireflective layer is formed on at least both sides of the timepiece cover glass. A formula (1) is satisfied. f(x, y, z)?40 (1), where (f(x, y, z) expresses the absolute value of the difference between the maximum value and minimum value among x, y, and z, where z=550.), xnm represents a wavelength exhibiting a minimum reflectance in a reflectance curve based on the antireflective layer, ynm represents a maximum sensitivity wavelength of the solar battery, and znm represents a maximum visible sensitivity wavelength, and the luminous reflectance is 0.6% or less.Type: GrantFiled: January 18, 2011Date of Patent: October 21, 2014Assignee: Seiko Epson CorporationInventor: Katsumi Suzuki
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Patent number: 8861315Abstract: A radio-controlled wristwatch that determines whether or not illuminance of light irradiating a solar cell is high, using plural criteria but without directly measuring voltage or current. The wristwatch includes: a solar cell; a control circuit which stops operation under a predetermined condition; and an illuminance detection circuit which indicates illuminance of light irradiating the solar cell being higher than a given threshold value. The wristwatch switches the given threshold value between a first and a second value, larger than the first value, starts the control circuit in a stop state when a signal indicating that the illuminance is higher than the first value is output, receives a satellite signal containing time information from a satellite when a signal indicating that the illuminance is higher than the second value is output, and displays time corresponding to the time information contained in the received satellite signal.Type: GrantFiled: March 13, 2012Date of Patent: October 14, 2014Assignees: Citizen Holdings Co., Ltd., Citizen Watch Co., Ltd.Inventors: Takushi Hagita, Akira Kato
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Publication number: 20140293758Abstract: Watch comprising a middle part (2) which, with a crystal (4), delimits a watch case (6), the crystal (4) comprising a top face (8) facing the user and an opposite bottom face (10) facing the watch case (6), an electronic device being arranged on the bottom face (10) of the crystal (4), a printed circuit board (18) being disposed inside the watch case (6), underneath and remote from the electronic device, the watch being characterized in that the watch includes a flange (26) which is disposed between the crystal (4) and the printed circuit board (18) and carries a means of ensuring the electrical connection between the electronic device and the printed circuit board (18).Type: ApplicationFiled: March 4, 2014Publication date: October 2, 2014Applicant: ETA SA MANUFACTURE HORLOGERE SUISSEInventors: EMMANUEL FLEURY, PASCAL LAGORGETTE, JEAN LACONTE
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Publication number: 20140247701Abstract: An electronic timepiece includes a receiving device that receives a satellite signal transmitted from a positioning information satellite; a display device that displays a time; a time correction unit that acquires time information from the satellite signal received by the receiving device and corrects the time to be displayed on the display device; and a case that accommodates the receiving device, the display device and the time correction unit. Power consumption of the receiving device is 30 mW or less, and a volume of the case is 30,000 mm3 or less.Type: ApplicationFiled: February 27, 2014Publication date: September 4, 2014Applicant: Seiko Epson CorporationInventor: Katsuyuki Honda
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Publication number: 20140247705Abstract: A solar panel of the present invention, above which a pointer mounted on a pointer shaft inserted in a through hole in a center portion of the solar panel moves, includes a plurality of solar cells arranged in a substantially circular shape, and these solar cells have been divisionally formed into a substantially spiral shape so that the pointer is positioned over two of the plurality of solar cells. Accordingly, the pointer can always be positioned over two of the plurality of solar cells, and therefore a decrease of light-receiving area due to the pointer can be distributed between the two solar cells. As a result, a decrease in the output current of the plurality of solar cells over which the pointer is positioned can be suppressed, and the output current of the entire plurality of solar cells can be improved.Type: ApplicationFiled: March 3, 2014Publication date: September 4, 2014Applicant: CASIO COMPUTER CO., LTD.Inventor: Yuta SAITO
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Publication number: 20140241131Abstract: An electronic timepiece includes a light-transmitting dial; a solar panel which is arranged on a side opposite to a display surface of the dial; and a secondary battery to which power generated by the solar panel is charged. The solar panel is divided into seven or more solar cells and the respective solar cells are connected to one another in series. Since seven or more solar cells are connected in series, a lithium ion secondary battery whose electromotive voltage is high can be charged. Accordingly, a need for charging by means of an external battery charger can be eliminated and a wristwatch capable of internally having a device requiring larger current consumption such as a receiving device can be provided.Type: ApplicationFiled: February 24, 2014Publication date: August 28, 2014Applicant: Seiko Epson CorporationInventor: Katsuyuki Honda
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Patent number: 8787120Abstract: An external element for a wristwatch, containing an electronic device and a power source for powering the electronic device with electric energy, wherein the electronic device and power source are integrated in the exterior element, to form an autonomous electronic module, which is completely independent of the wristwatch movement.Type: GrantFiled: August 2, 2010Date of Patent: July 22, 2014Assignee: ETA SA Manufacture Horlogere SuisseInventors: Emmanuel Fleury, Martin Bisig
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Patent number: 8787121Abstract: To provide an electronic timepiece with a solar cell whereby a movement can be reduced in size and whereby a calendar function using a calendar wheel can be achieved, an electronic timepiece with a solar cell is provided with: a solar cell, a character plate, a ground plate arranged on a back surface of the solar cell, a ring-shaped date wheel arranged between the character plate and the ground plate, and a circuit board electrically connected to an electrode of the solar cell via a conduction spring. The conduction spring is arranged on the inside of the date wheel when in plan view seen from the character plate side. In comparison to a case where a conduction spring is provided to the outside of a date wheel, the movement can be reduced in size, and because the date wheel can be arranged, a calendar function can be achieved.Type: GrantFiled: December 7, 2012Date of Patent: July 22, 2014Assignee: Seiko Epson CorporationInventor: Reiko Nagahama
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Publication number: 20140169142Abstract: Portable electronic device capable of processing information, said portable electronic device including a body arranged to be capable of being secured to the user, and at least one electronic assembly for processing information, the body of the portable electronic device being formed by a layer of plastic material which gives the portable electronic device a shape and thickness, characterized in that the portable electronic device includes a first impermeable plastic film which serves as a coating for the layer of plastic material, and a second impermeable plastic film secured to the periphery of the first impermeable plastic film, and in that the electronic assembly for processing information is arranged between the first and second impermeable plastic films. The invention also concerns a method of manufacturing a portable electronic device.Type: ApplicationFiled: November 25, 2013Publication date: June 19, 2014Applicant: The Swatch Group Research and Development Ltd.Inventors: Pascal Heck, Cedric Nicolas
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Publication number: 20140160903Abstract: A timepiece movement includes a battery housing section configured and arranged to house a primary battery and a secondary battery unit in a replaceable manner.Type: ApplicationFiled: February 14, 2014Publication date: June 12, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Hiroyuki KOJIMA, Masaru KUBOTA
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Patent number: 8703024Abstract: Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: InxCo4-aSb12-z-bQz, where Q is at least one selected from the group consisting of O, S, Se and Te; 0<x?0.5; 0?a?1; 0<b?3; and 0<z?4.Type: GrantFiled: September 14, 2012Date of Patent: April 22, 2014Assignee: LG Chem, Ltd.Inventors: Cheol-Hee Park, Tae-Hoon Kim
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Patent number: 8699305Abstract: A solar cell electronic device includes a cover glass fitted into a case opening of an exterior case via a glass packing, and a solar panel disposed on the back face of the cover glass with a predetermined distance from the cover glass. The case opening has a base portion on the inner periphery thereof for mounting an outer peripheral portion of the cover glass and for positioning the solar panel in a plane direction. The glass packing includes a packing main body interposed between the case opening and the cover glass, and a flange portion that extends from an end on the base portion side of the packing main body and that is interposed between the cover glass and the base portion. The base portion has a base opening through which at least a part of the flange portion is exposed.Type: GrantFiled: June 13, 2012Date of Patent: April 15, 2014Assignee: Seiko Instruments Inc.Inventors: Hisao Nakamura, Hiroshi Kawamata
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Patent number: 8699304Abstract: An electronic device includes a primary power supply portion generating power by converting a first energy into electric energy as a second energy; a secondary power supply portion storing the electric energy obtained by the power generation; a charge detection portion detecting a state where the secondary power supply portion is not charged with the electric energy; a clocking portion clocking time and stopping display of clocked time when an operation input is detected; and a low power consumption state control portion which measures a time of a state where the operation input is detected and the charging is not performed, and stops the operation of the clocking portion when the measured time exceeds a preset time.Type: GrantFiled: August 31, 2011Date of Patent: April 15, 2014Assignee: Seiko Instruments Inc.Inventors: Kazumi Sakumoto, Keishi Honmura, Saburo Manaka, Kosuke Yamamoto, Kenji Ogasawara, Hiroshi Shimizu
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Patent number: 8693292Abstract: The electronic timepiece has an external case; a time indicating section that indicates the time; a solar panel; and a battery housing section that is provided in a main plate, a positive side contact terminal that is electrically connected to a positive supply terminal of the indication controlling section and configured such that the positive side contact terminal can be brought into contact with a positive terminal of a battery housed in the battery housing section; a negative side contact terminal that is electrically connected to a negative supply terminal of the indication controlling section and configured such that the negative side contact terminal can be brought into contact with a negative terminal of a battery housed in the battery housing section; and a contact section is positioned such that the contact section is not in contact with a battery housed in the battery housing section.Type: GrantFiled: September 7, 2012Date of Patent: April 8, 2014Assignee: Seiko Epson CorporationInventors: Hiroyuki Kojima, Masaru Kubota
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Patent number: 8693290Abstract: A wristwatch is provided with hand(s) and a disk-shaped indicating member disposed between a first dial and a second dial. The disk-shaped indicating member is structured such that a part of the disk-shaped indicating member is exposed from an opening portion of the first dial and that the disk-shaped indicating member indicates, at a region corresponding to the opening portion, one of a plurality of function display portions SPL, STP and RUN provided on the second dial. The hand(s) and the disk-shaped indicating member rotate about a common driving shaft.Type: GrantFiled: August 29, 2012Date of Patent: April 8, 2014Assignee: Casio Computer Co., Ltd.Inventor: Junichi Sato