Patents by Inventor Takashi Matsui
Takashi Matsui has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20190384195Abstract: A toner comprising a toner particle containing a binder resin, the storage elastic modulus Gt? (150) of the toner at 150° C. is at least 1.0×104 Pa, the binder resin contains a polymer A having a first monomer unit derived from a first polymerizable monomer and a second monomer unit derived from a second polymerizable monomer different from the first polymerizable monomer, the first polymerizable monomer is selected from specific (meth)acrylic acid esters, the contents of the first monomer unit and second monomer unit in the polymer A are within specific ranges, and the SP values of the first monomer unit and second monomer unit are within specific ranges.Type: ApplicationFiled: June 12, 2019Publication date: December 19, 2019Inventors: Tatsuya Saeki, Shuntaro Watanabe, Hiroki Akiyama, Hiroki Kagawa, Takashi Matsui
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Publication number: 20190384192Abstract: Provided is a magnetic toner having a toner particle containing a binder resin and a magnetic body, wherein the binder resin contains a polymer A having a first monomer unit and a second monomer unit, the first polymerizable monomer is at least one selected from the group consisting of the (meth)acrylic acid esters having C18-36 alkyl groups, a content of the first monomer unit and a content of the second monomer unit based on the total moles of all monomer units in the polymer A are respectively 5.0 to 60.0 mol % and 20.0 to 95.0 mol %, and assuming that an SP value of the first monomer unit and the second monomer unit are taken as SP11 (J/cm3)0.5 and SP21(J/cm3)0.5, respectively, 3.00?(SP21?SP11)?25.00 is satisfied, and an oil absorption of the magnetic body is 5 to 40 ml/100 g.Type: ApplicationFiled: June 12, 2019Publication date: December 19, 2019Inventors: Hiroki Kagawa, Shuntaro Watanabe, Hiroki Akiyama, Tatsuya Saeki, Takashi Matsui
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Publication number: 20190363153Abstract: A display device includes a TFT layer provided in a display area, a bending section and a terminal in a non-active area, and a terminal wiring line that connects to the terminal through the bending section, and the terminal wiring line includes a first wiring line and a second wiring line each positioned on both sides of the bending section and a third wiring line that passes through the bending section and is electrically connected with each of the first wiring line and the second wiring line and curved so as to have recesses and protrusions.Type: ApplicationFiled: September 22, 2017Publication date: November 28, 2019Inventors: Takashi MATSUI, Yukio SHIMIZU, Gen NAGAOKA, Motoji SHIOTA
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Publication number: 20190339513Abstract: A photonic crystal fiber according to the present invention has a plurality of holes arranged in the optical fiber along a longitudinal direction, in which the holes are arranged such that, in a cross section, a hole ratio which is an area of the holes per unit area is larger in a central side than in an outer side in a portion corresponding to a cladding and that a wide core area can be obtained while the number of modes that can be propagated is limited to several. Moreover, in a high-power optical transmission system according to the present invention, the amount of axis misalignment between the central axis of a laser oscillator and the central axis of the photonic crystal fiber is less than or equal to a certain amount.Type: ApplicationFiled: July 10, 2019Publication date: November 7, 2019Inventors: Takashi MATSUI, Kazuhide NAKAJIMA, Kyozo TSUJIKAWA, Fumihiko YAMAMOTO
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Patent number: 10457166Abstract: An object of the present invention is to provide a vehicle seat in which a vacant space produced after tipping up a seat cushion can be effectively used as a luggage storage space. The vehicle seat includes: a support leg (6A, 6B, 6C) to support weight related to a seat cushion (2); a leg holding member (8) to hold a lower part (6C) of the support leg (6A, 6B, 6C); and a slide mechanism (18A, 18B) to move the seat cushion (2) and a seat back (3) in a front/back direction. The seat has a tip-up function to rotate the seat cushion (2) so that its front part is in a higher position than its rear part and the seating surface of the seat cushion (2) and the front surface of the seat back (3) face each other, in which the leg holding member (8) is located at a part (18A) of the slide mechanism (18A, 18B) which moves along with the seat cushion (2) and the seat back (3).Type: GrantFiled: May 9, 2016Date of Patent: October 29, 2019Assignee: TACHI-S CO., LTD.Inventor: Takashi Matsui
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Patent number: 10444428Abstract: An optical fiber that is a photonic crystal fiber in which a plurality of holes is arranged along a longitudinal direction of the optical fiber, having a predetermined bending radius R determined according to a transmission distance L of the optical fiber and optical power output from the optical fiber, and having an inter-hole distance ? and a ratio d/? between a hole diameter d and the inter-hole distance ? such that light of a predetermined number of modes is transmitted and a bending loss of the light of a fundamental mode with the predetermined bending radius R is equal to or smaller than a predetermined value.Type: GrantFiled: March 3, 2016Date of Patent: October 15, 2019Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Takashi Matsui, Kyozo Tsujikawa, Fumihiko Yamamoto, Nobutomo Hanzawa
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Publication number: 20190290559Abstract: A purpose of the present invention is to provide an oil-in-water emulsion cosmetic having a fresh feeling in use like that of a skin-care cosmetic such as a milky lotion, while also allowing titanium oxide or zinc oxide, which are ultraviolet scattering agents, to be stably blended into the oil phase, and also providing excellent sunscreen effects. The present invention relates to an oil-in-water emulsion cosmetic characterized by comprising (A) an ultraviolet scattering agent having a hydrophobic surface; (B) a water-soluble alkyl-substituted polysaccharide derivative; (C) a higher alcohol; and (D) a non-ionic surfactant. The emulsion cosmetic of the present invention preferably has a viscosity, measured by a B-type viscometer at 30° C., of 12,000 mPa·s or lower.Type: ApplicationFiled: December 6, 2016Publication date: September 26, 2019Applicant: SHISEIDO COMPANY, LTD.Inventors: Takahiro KATORI, Takashi MATSUI
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Patent number: 10414986Abstract: A method for manufacturing coke having a high strength and excellent extrusion capability. The method includes a preparing step of blending two or more coal brands to prepare a coal blend, a stirring and mixing step of stirring and mixing the coal blend to disintegrate at least a part of pseudo-particles that have been formed by agglomeration of coal particles in the coal blend, and a carbonizing step of charging the stirred and mixed coal blend into a coke oven to carbonize the stirred and mixed coal blend. Additionally, a mixing apparatus is used in the stirring and mixing step that has a capability of controlling a degree of mixing of the coal blend to be 0.85 or more at 60 seconds after start of a mixing operation. The degree of mixing is calculated by the following equation (1): degree of mixing=(?C0??C)/(?C0??Cf)??(1).Type: GrantFiled: May 15, 2015Date of Patent: September 17, 2019Assignee: JFE STEEL CORPORATIONInventors: Yusuke Dohi, Yoshiko Maeta, Kazutoshi Hanada, Kiyoshi Fukada, Takashi Matsui, Michio Honma, Masahiro Shinohara
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Publication number: 20190281691Abstract: An optical transceiver according to one example comprises: a housing having an inner surface therein; a first printed circuit board on which a CDR, which generates heat by consuming electric power, is mounted; a second printed circuit board arranged between the inner surface and the first printed circuit board; a protection member arranged to surround the periphery of the CDR in parallel with the inner surface; a thermal conductive gel in contact with each of the CDR, the protection member and the second printed circuit board; a heat dissipation sheet arranged between the second printed circuit board and the inner surface; and a heat dissipation sheet arranged between the first printed circuit board and the inner surface, wherein the protection member has an opening in contact with a part of the thermal conductive gel.Type: ApplicationFiled: March 6, 2019Publication date: September 12, 2019Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventor: Takashi Matsui
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Publication number: 20190232829Abstract: Provided is a vehicle seat (1) capable of facilitating the mounting of a cover (30). The cover (30) of a seat cushion (2) is configured such that a upper portion cover (31) is disposed on the upper surface side of the seat cushion (2), a front portion cover (33) extends from the front edge of the upper portion cover (31) to the rear surface side of the seat cushion (2), and a rear portion cover (34) extends from the rear edge of the upper portion cover (31) to the rear surface side of the seat cushion (2). A first link portion (44) which detachably couples the rear edge of the front portion cover (33) and the front edge of the rear portion cover (34) to each other contacts a lower portion pad (22) of a cushion pad (20).Type: ApplicationFiled: April 5, 2017Publication date: August 1, 2019Applicant: Tachi-S Co., Ltd.Inventors: Takashi MATSUI, Takashi YOKOYAMA
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Publication number: 20190192400Abstract: A lip cosmetic has a high transparency without giving unnatural whiteness and exerts a remarkable effect of ultraviolet ray protection over a broad wavelength range including the UVA and UVB regions. The lip cosmetic includes (A) at least 5% by mass of UV absorbers; wherein said (A) UV absorbers comprises (A1) at least one UV absorber selected from a group consisting of octocrylene, dimethicodiethylbenzalmalonate and diethylamino hydroxybenzoyl hexyl benzoate, and (A2) ethylhexyl methoxycinnamate; (B) a high-viscosity oil component in a range of 30% by mass to 70% by mass thereof; (C) a low-viscosity oil component in a range of 20% by mass to 40% by mass thereof, and (D) titanium dioxide and zinc oxide of which a total content is at most 0.5% by mass thereof; and wherein a sun-protection-factor (SPF) of the lip cosmetic is at least 20, and a critical wavelength thereof is at a shortest 370 nm.Type: ApplicationFiled: November 18, 2016Publication date: June 27, 2019Applicant: SHISEIDO COMPANY, LTD.Inventors: Shihoka OHASHI, Yukiko HIRUMA, Takashi MATSUDA, Takashi MATSUI
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Patent number: 10328004Abstract: A sunscreen cosmetic achieves high ultraviolet ray protection effect even when restricting a blended amount of the liquid ultraviolet ray absorbing agents ethylhexyl methoxycinnamate and octocrylene, that is stable and has excellent texture, and does not resulting in an unnatural whiteness on application. A sunscreen cosmetic comprises: (A) 0.5 to 10.0 mass % of t-butyl methoxydibenzoylmethane and/or diethylamino hydroxybenzoyl hexyl benzoate; (B) 0.5 to 5.0 mass % of bis-ethylhexyloxyphenol methoxyphenyl triazine; (C) 0.5 to 5.0 mass % of ethylhexyl triazone; (D) 5 to 50 mass % of an ester oil to which the ingredients (A), (B) and (C) have a solubility, at 25° C., of 10% or more; and (E) 1.5 to 12 mass % of an ultraviolet ray scattering agent; wherein the total blended amount of the ingredients (A), (B) and (C) is 1.5 to 15 mass % and the total blended amount of ethylhexyl methoxycinnamate and octocrylene is 3 mass % or less.Type: GrantFiled: September 30, 2016Date of Patent: June 25, 2019Assignee: SHISEIDO COMPANY, LTD.Inventors: Takashi Matsui, Taichi Harada
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Publication number: 20190170931Abstract: An optical connector is provided which includes at least one multi-core block fixing and holding a plurality of multi-core optical fibers in a state where a position in a direction orthogonal to an optical axis of each multi-core optical fiber and a rotation angle around the optical axis are in a predetermined state, and a ferrule including an accommodating portion accommodating the multi-core block.Type: ApplicationFiled: June 21, 2017Publication date: June 6, 2019Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Taiji SAKAMOTO, Takashi MATSUI, Kazuhide NAKAJIMA, Kotaro SAITOH
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Patent number: 10310177Abstract: An object of the present invention is to provide a structure of an optical fiber capable of satisfying desired requirements of an output power, a propagation distance, and a beam quality. In the design of the PCF of the present invention, the PCF has air holes having diameters d and intervals ? in an overlapping region where a region of Aeff of a desired value or more and a cutoff region in a desired higher-order mode overlap each other on a graph where the horizontal axis represents d/? and the vertical axis represents ?, so that it is possible to sufficiently cut off the mode which is the desired higher-order mode or more, and thus, it is possible to select a region where the Aeff is large.Type: GrantFiled: March 22, 2016Date of Patent: June 4, 2019Assignee: Nippon Telegraph and Telephone CorporationInventors: Takashi Matsui, Kyozo Tsujikawa, Fumihiko Yamamoto, Nobutomo Hanzawa
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Patent number: 10286514Abstract: A spindle condition detection device for a machine tool includes: bearing load detecting means for detecting a load on a bearing that rotatably supports a spindle of a machine tool; and present usage ratio calculating means for calculating, based on the load detected by the bearing load detecting means, a present usage ratio that is a ratio of usage of the bearing with respect to a prescribed operating life of the bearing, which is achieved over a period until a present moment.Type: GrantFiled: October 14, 2011Date of Patent: May 14, 2019Assignee: JTEKT CORPORATIONInventors: Koji Hasegawa, Koji Kito, Takashi Matsui, Nobumitsu Hori, Osamu Higashimoto
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Patent number: 10240092Abstract: A coal mixture is provided that maintains a high level of coke strength after carbonization, even where coal having an excessively large permeation distance is used in a large amount. The coal mixture includes large-permeation-distance coal and permeation-distance-decreasing coal. The permeation-distance-decreasing coal has a mean maximum vitrinite reflectance Ro of 1.25% or more and a total inert amount TI of 30 vol. % or less. The blending ratio of the permeation-distance-decreasing coal in the coal mixture is in a range derived by multiplying the blending ratio of the large-permeation-distance coal by 0.25 or more and 3.0 or less.Type: GrantFiled: March 23, 2015Date of Patent: March 26, 2019Assignee: JFE STEEL CORPORATIONInventors: Yusuke Dohi, Kiyoshi Fukada, Takashi Matsui, Mikiya Nagayama, Narumi Nanri
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Patent number: 10241430Abstract: A toner comprising: a toner particle containing a binder resin and a colorant; and an external additive, wherein the external additive is a composite particle having an organic substance and an organosilicon polymer coating layer on the surface of the organic substance, and when a curve for the variation (dE?/dT) in the storage elastic modulus E? of the toner with respect to temperature T [° C.] is obtained on the basis of a curve of the temperature T—the storage elastic modulus E? [Pa] of the toner, as determined by powder dynamic viscoelasticity measurements of the toner, the relative minimum value on the lowest temperature side between the onset temperature and 90° C. is ?1.35×108 or less.Type: GrantFiled: May 2, 2018Date of Patent: March 26, 2019Assignee: Canon Kabushiki KaishaInventors: Sho Kimura, Shuhei Moribe, Takashi Matsui, Hiroyuki Tomono, Shotaro Nomura, Atsuhiko Ohmori, Takuya Mizuguchi, Tatsuya Saeki, Katsuhisa Yamazaki
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Patent number: 10224305Abstract: In order to inhibit defective connection between a bump of a semiconductor chip and an electrode pad of a substrate, a semiconductor device includes a substrate provided on a surface with a plurality of electrode pads 15, a semiconductor chip 20 provided on a surface with a plurality of bumps 21 substantially equal in size, and an anisotropic conductive film 30 interposed between the plurality of bumps 21 and the plurality of electrode pads 15 and electrically connecting each of the bumps 21 and corresponding one of the electrode pads 15. The plurality of electrode pads 15 includes a plurality of first electrode pads 15A positioned closest to an end 25 of the semiconductor chip 20, and a plurality of second electrode pads 15B positioned inside the plurality of first electrode pads 15A on the semiconductor chip 20. Each of the second electrode pads 15B is larger in area than each of the first electrode pads 15A.Type: GrantFiled: May 18, 2016Date of Patent: March 5, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Masaki Nakayama, Motoji Shiota, Takashi Matsui, Yasuhiko Tanaka, Hiroki Miyazaki, Seiji Muraoka
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Patent number: 10197934Abstract: A toner having a toner particle containing a binder resin, an amorphous polyester, and a colorant, wherein a softening point of the toner is at least 110° C. and not more than 140° C.; an integrated value f1 for stress of the toner is not more than 10 g·m/sec, as measured using a tack tester, with a temperature for a probe end being 150° C. and a press holding time being 0.01 seconds; and an integrated value f2 for stress of the toner is at least 30 g·m/sec, as measured using a tack tester, with a temperature for a probe end being 150° C. and a press holding time being 0.1 seconds.Type: GrantFiled: June 23, 2017Date of Patent: February 5, 2019Assignee: CANON KABUSHIKI KAISHAInventors: Takashi Matsui, Naoki Okamoto, Yuujirou Nagashima, Keisuke Tanaka, Shohei Tsuda, Kosuke Fukudome, Takuya Mizuguchi
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Patent number: 10191229Abstract: An optical transceiver that optionally exchanges between the bail and the pull-tab for disengaging the optical transceiver with the cage is disclosed. The optical transceiver provides a slider to be assembled with both of the bail and the pull-tab. The slider provides an opening common to the bail and the pull-tab, and a composite opening that includes a portion for the bail and another portion for the pull-tab. The bail, by rotating around the common opening, may induce forward and rearward motions for the slider, while, the pull-tab, by pulling and pushing, may directly cause the forward and rearward motions for the slider through the composite opening.Type: GrantFiled: November 6, 2017Date of Patent: January 29, 2019Assignee: Sumitomo Electric Industries, Ltd.Inventor: Takashi Matsui