Patents Assigned to POLYMATECH JAPAN CO., LTD.
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Patent number: 10329424Abstract: The silicone composition is one that contains liquid silicone, at least one insoluble functionalizing filler, such as a thermally or electrically conductive filler, and a non-liquid anti-thickening or non-thickening anti-settling material, such as a cellulose compound or polysaccharide. In a system that contains liquid silicone and insoluble functionalizing filler(s), a polysaccharide functions as an anti-thickening or non-thickening anti-settling material, providing a low-viscosity and filler-rich silicone composition.Type: GrantFiled: December 25, 2014Date of Patent: June 25, 2019Assignee: POLYMATECH JAPAN CO., LTD.Inventors: Yasuyoshi Watanabe, Gaku Kitada
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Patent number: 10310689Abstract: To provide a sensor panel and a sensor sheet, in which a conductive fine line and a silhouette of the conductive fine line is difficult to be seen through a display portion during illumination and in which the visibility of the display portion during illumination is good. A light diffusion layer is provided on the sensor sheet, the light diffusion layer diffusing a light of an internal light source L and transmitting the light to sensor electrodes.Type: GrantFiled: August 24, 2015Date of Patent: June 4, 2019Assignee: POLYMATECH JAPAN CO., LTD.Inventor: Yuta Ohsawa
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Patent number: 10287406Abstract: Provided is an electrically conductive member, comprising: a matrix including a rubber-like elastic body; electrically conductive fiber; a coloring pigment, which has low resistance, a desired color tone, and flexibility. The electrically conductive member has a percentage of the coloring pigment of 2.5 to 11.0 vol % relative to the total of the electrically conductive fiber and the coloring pigment, and a percentage of the total of the electrically conductive fiber and the coloring pigment of 25 to 33 vol % relative to the entire electrically conductive member.Type: GrantFiled: June 26, 2015Date of Patent: May 14, 2019Assignee: POLYMATECH JAPAN CO., LTD.Inventor: Akihito Takeuchi
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Publication number: 20180292148Abstract: A thermally conductive sheet is obtained by stacking a carbon fiber oriented thermally conductive layer and an electrically insulating thermally conductive layer, the carbon fiber oriented thermally conductive layer containing a carbon fiber powder, which has a fiber axis oriented in a sheet thickness direction and is contained in a polymer matrix, the electrically insulating thermally conductive layer having a heat conducting property and an electrical insulation property and containing an electrically insulating thermally conductive filler dispersed in a polymer matrix. This thermally conductive sheet has both a high heat conducting property and an electrical insulating property, is easy to be fixed to an object to be attached, and has excellent handleability.Type: ApplicationFiled: June 14, 2016Publication date: October 11, 2018Applicant: POLYMATECH JAPAN CO., LTD.Inventor: Yasuyoshi Watanabe
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Publication number: 20180163112Abstract: Provided is a thermally conductive sheet including an oriented-graphite thermally conductive layer and an insulating thermally conductive layer stacked on the oriented-graphite thermally conductive layer, the oriented-graphite thermally conductive layer including a polymer matrix including a plate-like graphite powder, flat surfaces of particles of the plate-like graphite powder being oriented in the thickness direction of the sheet, the insulating thermally conductive layer including a polymer matrix including an insulating thermally conductive filler dispersed in the polymer matrix, the insulating thermally conductive layer having a thermal conductivity and an insulating property. The thermally conductive sheet has a high thermal conductivity and an insulating property, is capable of being readily fixed to an adherend, and is easy to handle.Type: ApplicationFiled: May 20, 2016Publication date: June 14, 2018Applicants: POLYMATECH JAPAN CO., LTD., PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yasuyoshi Watanabe, Yoshiya Sakaguchi, Masafumi NAKAYAMA
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Publication number: 20180100045Abstract: Provided is an electrically conductive member, comprising: a matrix including a rubber-like elastic body; electrically conductive fiber; a coloring pigment, which has low resistance, a desired color tone, and flexibility. The electrically conductive member has a percentage of the coloring pigment of 2.5 to 11.0 vol % relative to the total of the electrically conductive fiber and the coloring pigment, and a percentage of the total of the electrically conductive fiber and the coloring pigment of 25 to 33 vol % relative to the entire electrically conductive member.Type: ApplicationFiled: June 26, 2015Publication date: April 12, 2018Applicant: POLYMATECH JAPAN CO., LTD.Inventor: Akihito Takeuchi
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Patent number: 9910536Abstract: A touch panel device in which a touch panel provided with a switch display and a touch sensor having a plurality of electrodes that include a chevron-shaped portion and a valley-shaped portion and that correspond to the switch display are disposed in a stacked manner, a slide input being capable of being performed by slide operation in an arrangement direction of the electrodes, in which, among intersection angles formed by intersection between a virtual line extending in the slide operation direction and a valley bottom of the valley-shaped portion, a valley side external angle that is an external angle of each electrode is larger than, among intersection angles formed by intersection between the virtual line and a peak portion of the chevron-shaped portion, a chevron side internal angle that is an internal angle of each electrode, and a buried portion that raises the valley bottom is provided in each electrode.Type: GrantFiled: December 5, 2014Date of Patent: March 6, 2018Assignee: POLYMATECH JAPAN CO., LTD.Inventor: Shinya Tateda
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Publication number: 20170345734Abstract: The thermally conductive sheet includes a sheet-like formed body produced by curing a mixed composition containing an uncured polymer matrix, a flat graphite powder, and a thermally conductive filler having an aspect ratio of 2 or less, flat surfaces of particles of the flat graphite powder being aligned in a thickness direction of the sheet. The thermally conductive sheet contains the thermally conductive filler together with the flat graphite powder and thus contains the thermally conductive material densely charged and has good flexibility and good tackiness on the surfaces of the sheet.Type: ApplicationFiled: December 1, 2015Publication date: November 30, 2017Applicants: POLYMATECH JAPAN CO., LTD., PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yasuyoshi Watanabe, Yoshiya Sakaguchi, Masafumi Nakayama
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Publication number: 20170313881Abstract: The silicone composition is one that contains liquid silicone, at least one insoluble functionalizing filler, such as a thermally or electrically conductive filler, and a non-liquid anti-thickening or non-thickening anti-settling material, such as a cellulose compound or polysaccharide. In a system that contains liquid silicone and insoluble functionalizing filler(s), a polysaccharide functions as an anti-thickening or non-thickening anti-settling material, providing a low-viscosity and filler-rich silicone composition.Type: ApplicationFiled: December 25, 2014Publication date: November 2, 2017Applicant: POLYMATECH JAPAN CO., LTD.Inventors: Yasuyoshi Watanabe, Gaku Kitada
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Publication number: 20170262098Abstract: To provide a sensor panel and a sensor sheet, in which a conductive fine line and a silhouette of the conductive fine line is difficult to be seen through a display portion during illumination and in which the visibility of the display portion during illumination is good. A light diffusion layer is provided on the sensor sheet, the light diffusion layer diffusing a light of an internal light source L and transmitting the light to sensor electrodes.Type: ApplicationFiled: August 24, 2015Publication date: September 14, 2017Applicant: POLYMATECH JAPAN CO., LTD.Inventor: Yuta Ohsawa
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Patent number: 9753564Abstract: A touch sensor includes sensor electrodes formed on a transparent substrate by patterning an electroconductive polymer, and a see-through preventing layer in the vicinity of the outsides of the sensor electrodes on a surface different from the surface of the transparent substrate on which the sensor electrodes are disposed. The see-through preventing layer may be made of the same material as the sensor electrodes, and can not only reduce the visibility of the space between the sensor electrodes, but also reduce short-circuiting between the sensor electrodes.Type: GrantFiled: July 11, 2013Date of Patent: September 5, 2017Assignee: POLYMATECH JAPAN CO., LTD.Inventor: Yuta Osawa
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Patent number: 9695903Abstract: To provide a novel damper for a compressor that includes a vibration isolation system that suits the low rotation speed of a compressor of a cooling apparatus. A plurality of support projections that support annular mounting portions of a compressor at multiple points are provided at an upper end portion of a cylindrical support. The plurality of support projections elastically support the compressor so that the compressor has a high center of gravity and allow the compressor to be laterally displaced by vibration. Moreover, a bellows portion that is elastically deformed while being in contact with the annular mounting portion that becomes laterally displaced is provided. The elastic deformation of the bellows portion buffers the lateral displacement of the compressor and stirs a viscous fluid that fills inside thereof to buffer the vibration.Type: GrantFiled: August 29, 2012Date of Patent: July 4, 2017Assignees: Panasonic Corporation, Polymatech Japan Co., Ltd.Inventors: Tsuyoki Hirai, Akira Naito
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Publication number: 20170184273Abstract: The input component includes a molding that forms an external frame, a sensor sheet formed by providing a sensor electrode on a base sheet formed of a resin film, the sensor sheet being installed inside the molding, a display element capable of being illuminated by an internal light source, a light shielding portion that shields a light from the internal light source, the display element being illuminated when the internal light source is on, a contact with the display element enabling an input operation, a colored transparent layer formed so as to have a color tone that creates a blackout in which the display element becomes integrated with the light shielding portion surrounding the display element when the internal light source is off so as to become difficult to perceive, the colored transparent layer being provided so as to be layered on the display element, and a light diffusing layer.Type: ApplicationFiled: June 25, 2015Publication date: June 29, 2017Applicant: Polymatech Japan Co., Ltd.Inventor: Shinya Tateda
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Patent number: 9660371Abstract: In a connector including a connection portion that is compressed between connection object members (F and F?) and that conductively connects the connection object members (F and F?) to each other, and a base portion that is connected to the connection portion and that forms a recess therein, the connection portion includes a plurality of conductive portions, each conductive portion having conductors arranged in a thickness direction and two electrode planes each in contact with the corresponding one of the connection object members (F and F?), and a retaining portion that retains the conductive portion, the base portion including erect walls and a top wall portion so as to form a recess in the erect walls and the top wall portion, the base portion including, in the recess, partition walls so as to form accommodation portions that accommodate projecting parts (S) connected to the connection object member (F?).Type: GrantFiled: July 18, 2014Date of Patent: May 23, 2017Assignee: POLYMATECH JAPAN CO., LTD.Inventor: Hideaki Konno
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Publication number: 20170139511Abstract: A touch sensor includes a sensor sheet that includes a plurality of sensor electrodes, wires that extend from the sensor electrodes, and a connection portion for connection to a substrate. The sensor sheet is formed with a body portion in which the sensor electrodes are formed, and a tail portion that projects from the body portion and that includes a terminal. A protective layer is stacked on at least a part of the tail portion. A folded portion in which the sensor sheet has been bent permanently is formed in the tail portion on which the protective layer is stacked.Type: ApplicationFiled: March 30, 2015Publication date: May 18, 2017Applicant: POLYMATECH JAPAN CO., LTD.Inventors: Yuta Ohsawa, Yoshifumi HONMATSU
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Patent number: 9643560Abstract: A touch sensor usable in a portion which an airbag comes out of, such as the center portion of a steering wheel, and an airbag cover integrated input device including the touch sensor are provided. More specifically, a touch sensor attached to an airbag cover provided outside the airbag, and having end portions that form an insertion portion which the airbag passes through during the deployment of an airbag system is provided. Moreover, an airbag cover integrated input device in which the airbag cover has a thin wall portion that tears open during the deployment of the airbag system, and the end portions of the touch sensor are placed along the thin wall portion of the airbag cover is provided.Type: GrantFiled: August 22, 2014Date of Patent: May 9, 2017Assignee: POLYMATECH JAPAN CO., LTD.Inventors: Yoshifumi Honmatsu, Yasuyuki Abe
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Publication number: 20170038797Abstract: A touch sensor includes a sensor electrode layer having a plurality of sensor electrodes, a front surface protective layer disposed on an operation surface side, and a back surface protective layer disposed on an opposite side of the operation surface, the front surface protective layer and the back surface protective layer being stacked together. In the touch sensor, the back surface protective layer includes a suppressing member configured to prevent easy detection of a change in capacitance from the opposite side of the operation surface.Type: ApplicationFiled: April 24, 2015Publication date: February 9, 2017Applicant: POLYMATECH JAPAN CO., LTD.Inventor: Yuta Ohsawa
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Publication number: 20170003799Abstract: A touch panel device in which a touch panel provided with a switch display and a touch sensor having a plurality of electrodes that include a chevron-shaped portion and a valley-shaped portion and that correspond to the switch display are disposed in a stacked manner, a slide input being capable of being performed by slide operation in an arrangement direction of the electrodes, in which, among intersection angles formed by intersection between a virtual line extending in the slide operation direction and a valley bottom of the valley-shaped portion, a valley side external angle B that is an external angle of each electrode is larger than, among intersection angles formed by intersection between the virtual line and a peak portion of the chevron-shaped portion, a chevron side internal angle that is an internal angle of each electrode, and a buried portion that raises the valley bottom is provided in each electrode.Type: ApplicationFiled: December 5, 2014Publication date: January 5, 2017Applicant: POLYMATECH JAPAN CO., LTD.Inventor: Shinya Tateda
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Publication number: 20160338198Abstract: A sensor sheet-containing exterior component includes an exterior member; a sensor sheet having a sensor electrode and disposed on a back surface of the exterior member; and a mounting plate that holds the sensor sheet in close contact with the exterior member, wherein the mounting plate has a front surface shape that substantially corresponds to a back surface shape of the exterior member and is configured to engage with the exterior member, and a sensor sheet-fixing unit is provided between the mounting plate and the sensor sheet so as to fix the sensor sheet to the mounting plate along the front surface shape of the mounting plate.Type: ApplicationFiled: February 27, 2015Publication date: November 17, 2016Applicant: POLYMATECH JAPAN CO., LTD.Inventors: Yuta Ohsawa, Kota Yamazaki, Yoshifumi Honmatsu
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Publication number: 20160312097Abstract: A curable thermally conductive grease la contains a curable liquid polymer, a thermally conductive filler (A) having an average particle diameter of less than 10 ?m, and a thermally conductive filler (B) having an average particle diameter of 10 ?m or more, the ratio by volume of the thermally conductive filler (A) to the thermally conductive filler (B), i.e., (A)/(B), being 0.65 to 3.02, and the curable thermally conductive grease having a viscosity of 700 Pa·s to 2070 Pa·s, in which after the curable thermally conductive grease is applied to the heat-generating body or the heat-dissipating body to a thickness of 5 mm, the curable thermally conductive grease has slump resistance in which the curable thermally conductive grease does not flow down when the heat-generating body or the heat-dissipating body is vertically arranged.Type: ApplicationFiled: December 18, 2013Publication date: October 27, 2016Applicant: POLYMATECH JAPAN CO., LTD.Inventors: Gaku Kitada, Yasuyoshi Watanabe