Patents Assigned to Citizen Holdings Co., Ltd.
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Publication number: 20140015182Abstract: To prevent entrance of swarf or cutting oil from a workpiece recovery opening, in a workpiece recovery unit, a cover 21 which covers an upper side and a lateral side of a workpiece recovery opening 19 opening in an upper side of a workpiece recovery section 18 disposed lateral to a holder 13 which holds a processed workpiece 1?, a workpiece transport path 23 from an entrance 22 opening in a lower side provided in the cover 21 to the recovery opening 19 is formed in a step-like shape, the holder 13 is supported so as to be movable in an up-and-down direction and a right-and-left direction, the workpiece 1? is moved along the transport path 23 by the holder 13, and is transported to the upper side of the recovery opening 19 from the entrance 22 so as to be recovered in the recovery opening 19.Type: ApplicationFiled: February 22, 2012Publication date: January 16, 2014Applicants: CITIZEN MACHINERY MIYANO CO., LTD., CITIZEN HOLDINGS CO., LTD.Inventors: Noriyuki Asahara, Hiroshi Kasuya, Kyota Kotake, Yoshiki Sugimoto
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Patent number: 8629822Abstract: An highly bright and energy efficient FSC color liquid crystal display device incorporating a white light source is provided. The FSC color display device includes a first light source for emitting a light having a plurality of colors, a second light source for emitting a white light, and a light source controller for displaying a color image so as to control the first light source to repeat, in a predetermined cycle, sequentially making a selection from the plurality of color light sources to cause the selected color light source to emit a light, and to control the second light source so that the second light source emits a white light concurrently with light emission from the first light source.Type: GrantFiled: June 13, 2007Date of Patent: January 14, 2014Assignee: Citizen Holdings Co., Ltd.Inventor: Takashi Akiyama
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Publication number: 20140010053Abstract: 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: ApplicationFiled: March 13, 2012Publication date: January 9, 2014Applicant: Citizen Holdings Co., Ltd.Inventors: Takushi Hagita, Akira Kato
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Patent number: 8618573Abstract: A layered substrate includes a first substrate including an upper surface, a lower surface, a peripheral surface between peripheral edges of the upper surface and the lower surface, and a cut portion cut into the peripheral surface and passing through the upper surface and the lower surface, and a second substrate including an upper surface, a lower surface, and a peripheral surface between peripheral edges of the upper surface and the lower surface, and the lower surface of the second substrate layered on the upper surface of the first substrate and closing the cut portion of the first substrate from above. The second substrate includes a heat conductor that is thermally connected to an element to be mounted on the upper surface of the second substrate, the heat conductor configured to thermally extend to the cut portion of the first substrate.Type: GrantFiled: August 13, 2012Date of Patent: December 31, 2013Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventors: Miharu Sugiura, Junji Miyashita
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Patent number: 8616749Abstract: A planar light-emitting device includes a first reflecting surface, a rectangular support disposed adjacent to the first reflecting surface, light sources each including a light-emitting surface and disposed along, at least one side portion of the rectangular support, and a lens including a light-receiving surface disposed to face the light-emitting surfaces of the light sources, and configured to introduce light emitted from the light sources into a space that is demarcated by at least the first reflecting surface and the rectangular support.Type: GrantFiled: March 28, 2012Date of Patent: December 31, 2013Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventors: Takahiro Shimizu, Koichi Hada, Junji Miyashita, Kiyokazu Watanabe, Makoto Yasuhara
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Publication number: 20130342768Abstract: A light modulator element includes a liquid crystal element which has a liquid crystal layer containing liquid crystal molecules aligned along a first direction, and two transparent electrodes disposed in opposition to each other with the liquid crystal layer sandwiched therebetween, and which controls the phase of linear polarization light and passing through said liquid crystal layer by applying an electric voltage between said two transparent electrodes; a polarizer plate which is disposed between a light source and said liquid crystal element and which has the transmission axis along the first direction or along a direction orthogonal to said first direction; and a rotation mechanism which supports the liquid crystal element and the polarizer plate and which rotates the liquid crystal element and the polarizer plate integrally in one unit with the optical axis of the liquid crystal element as the rotation axis.Type: ApplicationFiled: March 9, 2012Publication date: December 26, 2013Applicant: CITIZEN HOLDINGS CO., LTD.Inventors: Masafumi Yokoyama, Nobuyuki Hashimoto, Makoto Kurihara, Kenji Matsumoto, Ayano Tanabe, Yuka Saito
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Publication number: 20130334974Abstract: Providing a lighting device wherein provisions are made to be able to provide a sufficiently high dielectric strength while retaining the required heat-sink property even when a module substrate with a plurality of LED elements mounted thereon is reduced in size. A lighting device includes a module substrate on an upper surface of which are mounted a plurality of LED elements, a heat-sink member, having a raised portion, for dissipating heat generated by the plurality of LED elements, and an insulating sheet formed with an opening and interposed between a portion of the lower surface of the module substrate and the heat-sink member, and wherein the raised portion is formed so as to be located via the opening in close proximity to the lower surface of a region where the plurality of LED elements are mounted on the module substrate.Type: ApplicationFiled: May 30, 2013Publication date: December 19, 2013Applicants: CITIZEN ELECTRONICS CO., LTD., CITIZEN HOLDINGS CO., LTD.Inventors: Ryo TAMURA, Takashi AKIYAMA
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Patent number: 8610752Abstract: A thermal printer includes a head cover configured to be movable from a secured position which is secured to cover at least a part of a thermal head in a direction away from the thermal head in a state in which at least a part of the head cover is supported by a printer main body.Type: GrantFiled: February 16, 2012Date of Patent: December 17, 2013Assignees: Citizen Holdings Co., Ltd., Citizen Systems Japan Co., Ltd.Inventor: Hiroyuki Tsugaru
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Publication number: 20130331956Abstract: Provided is a machine tool control device which does not require an operator to enter the execution order of machining programs before testing a machine tool, enabling easy debugging of the machining programs. A machine tool control device (100) sequentially executes a plurality of machining programs (S1, S2) in a unit of machining program block (S1-1, S1-2, S2-1, S2-2) to a wait command (da1-1, da1-2, da2-1, da2-2) in ascending order of the system number (1, 2) of the machining programs (S1, S2) without executing machining program blocks (S1-1, S1-2, S2-1, S2-2) in parallel between the machining programs (S1, S2).Type: ApplicationFiled: March 15, 2012Publication date: December 12, 2013Applicants: CITIZEN MACHINERY MIYANO CO., LTD., CITIZEN HOLDINGS CO., LTD.Inventor: Hiroshi Kasuya
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Patent number: 8592849Abstract: There is provided an LED light source whose chromaticity can be adjusted easily without changing its outer shape and suffering damage in the process of chromaticity adjustment. An LED light source includes an LED device, a fluorescent material that absorbs and wavelength-converts a portion of light emitted from the LED device to emit light from itself, a sealing material that includes the fluorescent material and that is disposed around the LED device, and light scattering sections that are formed at a portion of a surface of the sealing material and scatter a portion of the light emitted from the LED device for adjusting chromaticity of the LED light source, and a chromaticity adjustment method for such LED light source.Type: GrantFiled: July 3, 2012Date of Patent: November 26, 2013Assignee: Citizen Holdings Co., Ltd.Inventor: Keisuke Sakai
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Patent number: 8581285Abstract: The present invention is directed to the provision of a semiconductor light-emitting element that has an electrode formed with a desired thickness using a plated metal layer. A semiconductor light-emitting element for flip-chip mounting on a circuit substrate includes a semiconductor layer including a light-emitting layer, an N-side bump electrode for connecting the semiconductor layer to the circuit substrate, and a P-type bump electrode for connecting the semiconductor layer to the circuit substrate, wherein the N-side bump electrode and the P-type bump electrode each include an under-bump metal layer and a plated metal layer, the under-bump metal layer includes a high-reflectivity metal layer disposed on a side that faces the semiconductor layer and a metal layer disposed on a side opposite from the semiconductor layer, and the plated metal layer has a thickness not less than 3 ?m but not greater than 30 ?m.Type: GrantFiled: May 27, 2011Date of Patent: November 12, 2013Assignees: Citizen Holdings Co., Ltd., Citizen Electronics Co., Ltd.Inventor: Kazuaki Sorimachi
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Patent number: 8573843Abstract: Provided is a temperature measuring device capable of continuously measuring a body temperature without imposing a load on a subject or a measurer. The temperature measuring device includes: a temperature measuring unit (10, 210) to be attached to an object to be measured, including a temperature measuring unit-side temperature sensing element (21, 221) and a first coil (11, 211); and a power supplying unit (30, 230) including a second coil (31, 231), for supplying power to the temperature measuring unit (10, 210), in which the temperature measuring unit (10, 210) and the power supplying unit (30, 230) are formed integrally with each other.Type: GrantFiled: October 26, 2011Date of Patent: November 5, 2013Assignee: Citizen Holdings Co., Ltd.Inventor: Masato Tsuchida
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Patent number: 8568890Abstract: A watch cover glass having high hardness and excellent abrasion, and also having flaw resistance and antireflection function even after being used for a long period of time. The watch cover glass comprises a transparent substrate and, provided on at least one surface of the substrate, an antireflection film having a lamination structure that a SiON film (SiO2 and Si3N4 mixed film) and a Si3N4 film are laminated and the outermost layer is the SiON film. Accordingly, the proper antireflection effect can be obtained, the hardness of the antireflection film is increased and the abrasion resistance is remarkably increased. As a result, even after being used for a long period of time, the surface of the antireflection film is not finely flawed and is not peeled off, and it hardly occurs that the hands or dial plate are invisible due to surface mist and the antireflection function can be maintained.Type: GrantFiled: September 25, 2008Date of Patent: October 29, 2013Assignee: Citizen Holdings Co., Ltd.Inventors: Yasushi Murata, Koutarou Takazaki
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Patent number: 8564633Abstract: A thermal printer includes a thermal printhead, a head cover configured to partially cover the thermal printhead, a paper container configured to house a paper, and a damper disposed on a paper feeding path between the thermal printhead and the paper container and configured to press the paper fed on the paper feeding path. The damper is combined with the head cover.Type: GrantFiled: February 9, 2011Date of Patent: October 22, 2013Assignees: Citizen Holdings Co., Ltd., Citizen Systems Japan Co., Ltd.Inventors: Gen Matsushima, Yasuyuki Mori, Katsutoshi Mukaijima
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Patent number: 8556672Abstract: It is an object to produce a thin light-emitting device in an extremely simple method that does not include a substrate on which a light-emitting element is to be mounted.Type: GrantFiled: January 28, 2011Date of Patent: October 15, 2013Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventor: Kenji Imazu
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Patent number: 8558454Abstract: A light-emitting device includes a rectangular substrate, a through-holes that is in a shape of a quarter of circle provided in two corners or four corners of the substrate, a pair of electrodes provided along short sides of the substrate and electrically connected to the through-hole(s) that is adjacently disposed to each of the electrodes. Each of the through-holes is covered by a cover that is in a shape of a quarter of circle.Type: GrantFiled: September 21, 2012Date of Patent: October 15, 2013Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., LtdInventor: Yu Kamijo
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Patent number: D694201Type: GrantFiled: October 1, 2012Date of Patent: November 26, 2013Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventor: Takashi Iino
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Patent number: D694203Type: GrantFiled: October 31, 2012Date of Patent: November 26, 2013Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventor: Hitoshi Saito
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Patent number: D694656Type: GrantFiled: April 10, 2013Date of Patent: December 3, 2013Assignees: Citizen Holdings Co., Ltd., Citizen Watch Co., Ltd.Inventor: Hideki Inoue
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Patent number: D696798Type: GrantFiled: March 13, 2013Date of Patent: December 31, 2013Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventors: Watanabe Masashi, Takashi Akiyama