Patents by Inventor Takashi Matsuda
Takashi Matsuda 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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Patent number: 10812039Abstract: An acoustic wave resonator includes: a piezoelectric substrate that is a lithium tantalate substrate or a lithium niobate substrate and has a thickness of 20 ?m or less; a support substrate that has an upper surface bonded with a lower surface of the piezoelectric substrate And is a glass substrate mainly composed of silicon oxide; a plurality of electrode fingers that are located on an upper surface of the piezoelectric substrate, excite an acoustic wave, and include a metal film mainly composed of at least one of Cr, Mo, and W.Type: GrantFiled: June 7, 2018Date of Patent: October 20, 2020Assignee: TAIYO YUDEN CO., LTD.Inventors: Masafumi Iwaki, Takashi Matsuda
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Publication number: 20200317864Abstract: A surface treatment agent which comprises a fluoropolyether-group-containing polymer represented by the following formula (1) or (2) Rf1—[N(V)?(E)?]???(1) Rf1-[Q-(G)?-(E?)?-B]???(2) and/or a product of partial (hydrolytic) condensation of the polymer. The surface treatment agent forms a cured coating film excellent in terms of water and oil repellency and resistance to abrasion with erasers. (In formulae (1) and (2), Re is a mono- or divalent polymer residue containing a fluorooxyalkylene group; N is C, Si, N, or a tri- to octavalent group optionally substituted by F; V is a monovalent group containing a hydroxy group or hydrolyzable group at the terminal; E is a monovalent group containing an oxyalkylene group; a is 1 or 2; ? and ? are each 1-6, and ?+? is 2-7; Q is a single bond or a divalent group; G is a divalent group containing a hydroxy group or hydrolyzable group; E? is a divalent group containing an oxyalkylene group; B is H, an alkyl group, or a halogeno; ? is 0-10; and ? is 1-10.Type: ApplicationFiled: May 10, 2017Publication date: October 8, 2020Applicant: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Ryusuke SAKOH, Takashi MATSUDA, Yuji YAMANE
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Publication number: 20200281340Abstract: A cosmetic kit provides cosmetics which are customized (personalized) for each user and a cosmetic provision device which uses the kit to supply customized cosmetics. The cosmetic kit includes a plurality of cosmetic bases, and is used for customized cosmetics which are prepared by mixing the plurality of cosmetic bases in accordance with recipe information determined on the basis of user unique information. The cosmetic kit provides that when a container containing at least two cosmetic bases selected from the plurality of cosmetic bases is rotated at a prescribed speed, and a near-infrared measurement of the bases in the container is performed at prescribed time intervals, the time (T) required to obtain an nth measurement, in which the rate of change between the absorbance in the nth measurement and the absorbance in the previous ((n?1)th) measurement is 100%±5%, and the rate of change with respect to the absorbance in the following ((n+1)th) measurement is 100%±5%, is not more than 35 minutes.Type: ApplicationFiled: November 22, 2018Publication date: September 10, 2020Applicant: SHISEIDO COMPANY, LTD.Inventors: Takashi MATSUDA, Kinya HOSOKAWA, Chieko NOMIZU, Akane YANAGIHARA, Yuuichi NUKADA
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Publication number: 20200283458Abstract: By using this organosilane compound represented by formula (1), a surface treatment agent that contains said (hydrolyzable) organosilane compound and/or a partial (hydrolysis) condensate thereof can form a cured film which exhibits excellent lipophilic properties and has a refractive index similar to the refractive index of sebum. (A is any one of —C(?O)OR1, —C(?O)NR12, —C(?O)SR1 and —P(?O)(OR1)2; R1 is a hydrogen atom, an alkyl group, an aryl group or an aralkyl group; Y is a divalent organic group; R is an alkyl group or a phenyl group; Xis a hydroxyl group or a hydrolyzable group; and n is 1-3.Type: ApplicationFiled: September 26, 2018Publication date: September 10, 2020Applicant: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Ryusuke SAKOH, Seiya MORI, Takashi MATSUDA, Yuji YAMANE
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Patent number: 10763822Abstract: An acoustic wave resonator includes: a piezoelectric substrate; and an IDT that is located on the piezoelectric substrate and includes comb-shaped electrodes facing each other, each of the comb-shaped electrodes having grating electrode and a bus bar connected to the grating electrodes, a duty ratio of grating electrodes of the comb-shaped electrodes in a center region of an overlap region differing from a duty ratio of grating electrodes of the comb-shaped electrodes in an edge region of the overlap region in an arrangement direction of the grating electrodes, the grating electrodes of each of the comb-shaped electrodes overlapping with the grating electrodes of the other in the overlap region, a grating electrode of a first one of the comb-shaped electrodes in the center region having a different width from a grating electrode of a second one of the comb-shaped electrodes in the center region.Type: GrantFiled: October 30, 2018Date of Patent: September 1, 2020Assignee: TAIYO YUDEN CO., LTD.Inventors: Takashi Matsuda, Masafumi Iwaki
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Patent number: 10763813Abstract: An acoustic wave device fabrication method includes: forming on a piezoelectric substrate a comb-shaped electrode and a wiring layer coupled to the comb-shaped electrode; forming on the piezoelectric substrate a first dielectric film having a film thickness greater than those of the comb-shaped electrode and the wiring layer, covering the comb-shaped electrode and the wiring layer, and being made of silicon oxide doped with an element or undoped silicon oxide; forming on the first dielectric film a second dielectric film having an aperture above the wiring layer; removing the first dielectric film exposed by the aperture of the second dielectric film by wet etching using an etching liquid causing an etching rate of the second dielectric film to be less than that of the first dielectric film so that the first dielectric film is left so as to cover an end face of the wiring layer and the comb-shaped electrode.Type: GrantFiled: June 6, 2017Date of Patent: September 1, 2020Assignee: TAIYO YUDEN CO., LTD.Inventors: Kentaro Nakamura, Fumiya Matsukura, Naoki Takahashi, Takashi Matsuda, Tsutomu Miyashita
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Patent number: 10753564Abstract: A vehicle headlamp includes a projection lens, a first lens, a second lens, a first light source, and a second light source. The first lens and the second lens are behind the projection lens. The first light source is behind the first lens. The second light source is behind the second lens. The first lens and the second lens deviate from an optical axis of the projection lens and are opposite to each other.Type: GrantFiled: December 3, 2018Date of Patent: August 25, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yoshinori Sakamoto, Kenichiro Mase, Takashi Matsuda
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Publication number: 20200254482Abstract: This water-repellent, oil-repellent member is obtained via a method comprising: a step for wet-coating a substrate surface with a solution containing an organic silicon compound comprising multiple silanol groups and a solvent; a step for drying the solvent to form a primer layer; a step for wet-coating the primer layer with a solution containing a fluorine-containing compound and a solvent, followed by drying the solvent, or dry-coating with the fluorine-containing compound obtained by evaporating the solvent from the solution; and a step for curing the fluorine-containing compound to form a water-repellent, oil-repellent layer.Type: ApplicationFiled: September 11, 2018Publication date: August 13, 2020Applicant: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Yuji YAMANE, Lisa KATAYAMA, Ryusuke SAKOH, Takashi MATSUDA
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Publication number: 20200222290Abstract: The problem to be solved by the present invention is to provide a water-in-oil-type solid cosmetic which contains an ultraviolet ray absorber, can be solidified with a wax, rarely undergoes a sweating phenomenon, and has excellent sensation upon use. A water-in-oil-type solid cosmetic is capable of being solidified with a wax, the solid cosmetic contains a continuous-phase oil that contains an organic modified silicone and can form a continuous oily phase, a wax that is compatible with the continuous-phase oil, an ultraviolet ray absorber and an aqueous phase, wherein oily phase droplets each contain the ultraviolet ray absorber and aqueous phase droplets are dispersed separately in the continuous phase oil having the wax dissolved therein.Type: ApplicationFiled: July 13, 2018Publication date: July 16, 2020Applicant: SHISEIDO COMPANY, LTD.Inventors: SHUN KUBOTA, Yukiko SATO, Takashi MATSUDA, Mayo SHINKE, Tomohiro ARAI
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Patent number: 10703261Abstract: A mounting pedestal on which a heat generating component is disposed is provided. The mounting pedestal includes a substrate which includes a plurality of bending portions at which the substrate is bent in a staircase shape. An insulating layer is disposed on a surface of the substrate. An interconnecting line is disposed on the insulating layer. In the mounting pedestal, the interconnecting line extends across the plurality of bending portions. In each of the plurality of bending portions, a corner radius (R) of a mountain portion is greater than a corner R of a valley portion.Type: GrantFiled: June 21, 2018Date of Patent: July 7, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tomoyuki Nakano, Takahiro Miyake, Yoshihiro Kawakita, Takashi Matsuda, Masahiro Kasano
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Patent number: 10700662Abstract: An acoustic wave device includes: a piezoelectric substrate; and a pair of comb-shaped electrodes that is located on the piezoelectric substrate, includes a metal film, and excites a surface acoustic wave, the metal film being mainly composed of a metal having a melting point equal to or higher than a melting point of Pt, the metal film having a first region in which a crystal grain has a columnar shape and a second region that is located on and/or under the first region in a stacking direction and has less crystallinity than the first region or has an amorphous structure.Type: GrantFiled: November 21, 2018Date of Patent: June 30, 2020Assignee: TAIYO YUDEN CO., LTD.Inventors: Shinpei Miura, Satoshi Imasu, Takashi Matsuda, Masafumi Iwaki
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Publication number: 20200169245Abstract: An acoustic wave device includes: a piezoelectric substrate; electrodes sandwiching the piezoelectric substrate and exciting a thickness shear vibration in the piezoelectric substrate; and an edge region that is a region surrounding a center region of a resonance region, wherein a first region of the edge region is located on both sides of the center region in a first direction substantially parallel to a displacement direction of a thickness shear vibration, a second region of the edge region is located on both sides of the center region in a second direction substantially perpendicular to the first direction, a width of the second region is different from a width of the first region, and acoustic velocities of acoustic waves in the piezoelectric substrate in the first and second regions are less than that in the piezoelectric substrate in the center region.Type: ApplicationFiled: November 19, 2019Publication date: May 28, 2020Applicant: TAIYO YUDEN CO., LTD.Inventors: Takashi MATSUDA, Yoshio SATOH, Mamoru ISHIDA
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Patent number: 10663996Abstract: There is provided a constant current circuit having a current characteristic satisfactory in a high voltage circuit while being low in manufacturing cost. The constant current circuit includes a high breakdown-voltage depletion type NMOS transistor and a low breakdown-voltage depletion type NMOS transistor connected in series between a first terminal and a second terminal. The low breakdown-voltage depletion type NMOS transistor includes a first depletion type NMOS transistor and a second depletion type NMOS transistor connected in series. The high breakdown-voltage depletion type NMOS transistor has a gate connected to a connecting point of the first depletion type NMOS transistor and the second depletion type NMOS transistor.Type: GrantFiled: August 14, 2019Date of Patent: May 26, 2020Assignee: ABLIC INC.Inventors: Takashi Matsuda, Fumihiko Maetani
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Publication number: 20200161238Abstract: An inductor includes: a substrate; a first wiring line located on the substrate; a second wiring line located above the first wiring line and spaced from the first wiring line through an air gap, at least a part of the second wiring line overlapping with at least a part of the first wiring line in plan view; a first supporting post connecting ends of the first and second wiring lines such that a direct current conducts between the first and second wiring lines through the first supporting post; and a second supporting post provided such that the second supporting post overlaps with the second wiring line in plan view, and overlaps with the first wiring line in plan view or is surrounded by the first wiring line in plan view, the second supporting post being insulated from the first wiring line, the second supporting post supporting the second wiring line.Type: ApplicationFiled: October 17, 2019Publication date: May 21, 2020Applicant: TAIYO YUDEN CO., LTD.Inventors: Takeshi SAKASHITA, Takashi MATSUDA
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Patent number: 10659003Abstract: An electronic component includes: a first substrate; a second substrate that includes a functional element formed on a lower surface of the second substrate, the second substrate being mounted on the first substrate so that the functional element faces an upper surface of the first substrate across an air gap; and an insulating film that is located on the upper surface of the first substrate, overlaps with at least a part of the functional element in plan view, faces the functional element across the air gap, and has a film thickness that is more than half of a distance between a lower surface of the functional element and the upper surface of the first substrate.Type: GrantFiled: November 3, 2017Date of Patent: May 19, 2020Assignee: TAIYO YUDEN CO., LTD.Inventors: Hidetaro Nakazawa, Takashi Matsuda
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Publication number: 20200122950Abstract: An image processing apparatus according to the present invention has: an apparatus main body whose external appearance is configured from an upper casing, a lower casing, and a link casing that vertically links the upper casing and the lower casing and that has a paper discharge opening for discharging paper on one side face; a paper discharge portion that is formed as a space between the upper casing and the lower casing and that is to store paper discharged from the paper discharge opening; and an operation panel portion that is disposed in a vertically tiltable manner on a front face of the upper casing. When viewing the apparatus main body from the front side, an open space that allows paper discharged to the paper discharge portion to be viewed is provided between the operation panel portion and the link casing.Type: ApplicationFiled: December 20, 2019Publication date: April 23, 2020Applicant: SHARP KABUSHIKI KAISHAInventors: Masahiro KAWANO, Takashi MATSUDA, Naoki SAITO, Kenji OHTA
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Patent number: 10598370Abstract: A mounting pedestal is disposed on a wheeled vehicle and a light emitter is mounted on the mounting pedestal. The mounting pedestal includes a metal layer and an insulating layer stacked on the metal layer. The insulating layer has a major surface facing in a direction of travel of the wheeled vehicle and a heat escape port in which solder that joins the light emitter and the metal layer is disposed. The mounting pedestal has a step which arranges the major surface into a plurality of major surfaces.Type: GrantFiled: September 3, 2017Date of Patent: March 24, 2020Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Takahiro Miyake, Tomoyuki Nakano, Masahiro Kasano, Takashi Matsuda
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Publication number: 20200073422Abstract: There is provided a constant current circuit having a current characteristic satisfactory in a high voltage circuit while being low in manufacturing cost. The constant current circuit includes a high breakdown-voltage depletion type NMOS transistor and a low breakdown-voltage depletion type NMOS transistor connected in series between a first terminal and a second terminal. The low breakdown-voltage depletion type NMOS transistor includes a first depletion type NMOS transistor and a second depletion type NMOS transistor connected in series. The high breakdown-voltage depletion type NMOS transistor has a gate connected to a connecting point of the first depletion type NMOS transistor and the second depletion type NMOS transistor.Type: ApplicationFiled: August 14, 2019Publication date: March 5, 2020Inventors: Takashi MATSUDA, Fumihiko MAETANI
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Patent number: 10563835Abstract: A vehicle headlamp includes a plurality of light emitting elements; a plurality of first lenses; and a plurality of second lenses. The first lens includes a first lens entrance and a first lens exit, and is configured to converge light entered the first lens entrance from the light emitting element on the first lens exit. The second lens includes a second lens entrance facing the first lens exit of the first lens and the second lens exit having a projection shape for forming a focal point. The focal point of the second lens is positioned at a side of the second lens ahead the first lens exit of the first lens.Type: GrantFiled: February 2, 2017Date of Patent: February 18, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masahiro Kasano, Takashi Matsuda
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Patent number: RE48129Abstract: An elastic wave device includes resonators having a piezoelectric substrate, a resonation unit formed on the piezoelectric substrate, and reflectors formed on respective sides of the resonation unit on the piezoelectric substrate, and bumps formed on the piezoelectric substrate. The resonators are configured such that two or more split resonators are connected in parallel, and a bump is formed in a region sandwiched between reflectors of the split resonators.Type: GrantFiled: October 28, 2013Date of Patent: July 28, 2020Assignee: TAIYO YUDEN CO., LTD.Inventors: Takashi Matsuda, Kazunori Inoue, Michio Miura