Patents by Inventor Takeshi Yamaguchi

Takeshi Yamaguchi 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).

  • Publication number: 20230072746
    Abstract: A presentation control device is provided for guiding a visitor in a specific area to an appropriate point in the area. The presentation control device (100) includes an acquisition unit (130) that acquires a photographed image photographed by a predetermined photographing device, an authentication control unit (140) that extracts a face area or facial feature information from the photographed image and causes an authentication device (200) to perform face authentication, a specification unit (160) that specifies presentation information to be presented for guiding to a predetermined point, based on a movement history and an action history being associated with a user ID of a user who succeeds in the face authentication, and an output unit (170) that transmits the presentation information specified by the specifying unit (160) to a predetermined display terminal.
    Type: Application
    Filed: March 2, 2020
    Publication date: March 9, 2023
    Applicant: NEC Corporation
    Inventors: Yusuke MORI, Takeshi Yamaguchi, Honami Yuki, Shuuji Kikuchi
  • Patent number: 11546713
    Abstract: An information processing device includes circuitry that detects a change in a position of a person. The circuitry also changes a position of a virtual sound source in accordance with the change in the position of the person and outputs a sound through wave field synthesis so that a spatial sound field is transmitted via a plurality of speakers.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: January 3, 2023
    Assignee: Sony Corporation
    Inventors: Eisaburo Itakura, Takeshi Yamaguchi
  • Publication number: 20220368141
    Abstract: A secondary battery protection circuit includes a potential-difference control circuit. The potential-difference control circuit provides, when overcharge is detected by an overcharge detection circuit, a control terminal of a charge control transistor with feedback on a potential-difference detection signal to control a potential difference between an electrode of a secondary battery and a terminal for a load and charger. The potential-difference control circuit provides, when overdischarge is detected by an overdischarge detection circuit, a control terminal of each of the charge control transistor and a discharge control transistor with feedback on the potential-difference detection signal to control the potential difference.
    Type: Application
    Filed: April 27, 2022
    Publication date: November 17, 2022
    Applicant: MITSUMI ELECTRIC CO., LTD.
    Inventors: Takeshi YAMAGUCHI, Iwao KITAMURA
  • Publication number: 20220347743
    Abstract: According to an embodiment, a method for manufacturing a joined metal member includes: disposing a first metal member inside a mold of an injection molding apparatus, the first metal member being made of a first metal material, unevenness being formed over a surface of the first metal member, and an oxide film being formed so as to cover the unevenness; and injecting a second metal material into the mold, and thereby molding a second metal member and joining the second metal member to the first metal member, the second metal material being, when it is injected into the mold, in a semi-molten state, or in a molten state in which a difference between a temperature of the second metal material and a liquidus temperature thereof is smaller than or equal to 30° C.
    Type: Application
    Filed: April 14, 2022
    Publication date: November 3, 2022
    Inventors: Takeshi YAMAGUCHI, Chikara KAWABE, Takayuki UNO, Kiyoshi SHIMIZU
  • Patent number: 11485124
    Abstract: A laminating apparatus that prevents partial protrusion of a film during pressing and ensures the uniformity of the thickness of a resulting laminate is provided. The laminating apparatus includes a pressing device for pressing a substrate and a film (a workpiece). The pressing device includes a press block movable back and forth, a pressing plate mountable to the press block, a plurality of heat sources (cartridge heaters) capable of heating the pressing plate, and a control system set up to perform heating control on the heat sources. The heat sources are arranged so as to be able to separately heat a central portion of the pressing plate and a peripheral portion thereof annularly surrounding the central portion.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: November 1, 2022
    Assignee: NIKKO-MATERIALS CO., LTD.
    Inventors: Kazutoshi Iwata, Yoshiaki Honma, Takeshi Yamaguchi, Taihei Matsumoto
  • Publication number: 20220337967
    Abstract: A transmission apparatus includes a first transmission unit that transmits sound data to a first sound channel in a transmission path, and a second transmission unit that transmits meta data related to the sound data to a second sound channel in the transmission path while ensuring synchronization with the sound data.
    Type: Application
    Filed: March 3, 2020
    Publication date: October 20, 2022
    Inventor: Takeshi Yamaguchi
  • Patent number: 11462921
    Abstract: A secondary-battery protection circuit is configured to, in response to detecting that a first switching circuit is turned on and a second switching circuit is turned on, supply a first output voltage to a first load between a first terminal and a second terminal; and supply a third output voltage to a second load between the first terminal and a third terminal, the third output voltage indicating the sum of the first output voltage and a second output voltage, the second output voltage corresponding to a voltage across a second secondary battery. In response to detecting that the first switching circuit is turned off and the second switching circuit is turned on, the secondary-battery protection circuit is configured to stop supplying the first output voltage to the first load; and stop supplying the third output voltage via the first terminal and the third terminal.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: October 4, 2022
    Assignee: MITSUMI ELECTRIC CO., LTD.
    Inventors: Takeshi Yamaguchi, Yoshihiro Motoichi, Junji Takeshita
  • Patent number: 11451685
    Abstract: A color conversion table corrector corrects a color conversion table used in an image data generation device, and the color conversion table corrector includes a hardware processor that: obtains data related to a print image; obtains first target data based on a first captured image obtained by capturing an image of a first color matching target corresponding to the print image; decides a specific area, in the first captured image, which is not used to correct the color conversion table; and corrects the color conversion table according to the data related to the print image and the first target data based on the first captured image excluding the specific area.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: September 20, 2022
    Assignee: KONICA MINOLTA, INC.
    Inventor: Takeshi Yamaguchi
  • Patent number: 11446913
    Abstract: Provided is a laminating apparatus configured to improve the uniformity of the thickness of a laminate to be obtained to improve the yield of a product, such as a laminate. The laminating apparatus includes a pressing device including a first press block that is advanceable and retreatable, a second press block arranged to face the first press block, a first pressing rubber mounted inside the first press block, and a second pressing rubber mounted inside the second press block, the first pressing rubber and the second pressing rubber facing each other, the first pressing rubber having formed on a surface thereof facing the second pressing rubber a convex frame configured to surround a peripheral edge portion thereof.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: September 20, 2022
    Assignee: NIKKO-MATERIALS CO., LTD.
    Inventors: Kazutoshi Iwata, Yoshiaki Honma, Takeshi Yamaguchi, Taihei Matsumoto
  • Patent number: 11384483
    Abstract: The present invention is directed to a non-moisturizing high-grade type tissue paper having excellent softness wherein the polyol applied to the two-ply tissue paper is not applied by external addition. In various embodiments, the tissue paper has a basis weight per ply of 14.0 to 17.0 g/m2, a paper thickness for two plies of 160 to 220 ?m, and a water content of 4.0 to 9.0% by mass, contains 0.15 to 0.45% by mass of an oily component to be extracted with diethyl ether, and has a bending rigidity of less than 0.006 gf·cm/cm in CD (cross direction) and a bending recovery force of less than 0.005 gf·cm/cm in CD.
    Type: Grant
    Filed: June 3, 2019
    Date of Patent: July 12, 2022
    Assignees: DAIO PAPER CORPORATION, TOHOKU UNIVERSITY
    Inventors: Sachiko Takahashi, Kazuo Hokkirigawa, Takeshi Yamaguchi, Kei Shibata
  • Publication number: 20220171581
    Abstract: A color conversion table generation device includes a color conversion table acquisition unit, an image data acquisition unit, a read image data acquisition unit, an acceptance unit, and a modification unit. The color conversion table acquisition unit acquires a color conversion table used in color conversion for image data to be printed which is imposed. The image data acquisition unit acquires the image data to be printed. The read image data acquisition unit acquires read image data of a print target corresponding to a partial area in the image data to be printed. The acceptance unit accepts specification of a target area in the image data to be printed which is to be used for modifying the color conversion table. The modification unit modifies the color conversion table based on the read image data and information corresponding to the specified target area.
    Type: Application
    Filed: November 12, 2021
    Publication date: June 2, 2022
    Applicant: KONICA MINOLTA, INC.
    Inventor: Takeshi YAMAGUCHI
  • Patent number: 11331454
    Abstract: The present invention provides a needle tip protector of a novel structure for an indwelling needle, which enables improvements in safety, etc. as compared with conventional needle tip protectors. A needle tip protector 10 for an indwelling needle includes a tubular peripheral wall 58, and is externally attached over a needle hub 22 of an indwelling needle 16 and moved toward a needle tip 14 side so as to cover the needle tip 14. Detents 74, 74, which are to be detained with the needle hub 22 at a position in a movement of the protector toward the needle tip 14 side of the indwelling needle 16 so as to inhibit backward movement of the protector to the proximal end side of the indwelling needle 16 and to prevent the needle tip 14 from being reexposed, are formed within an inside enclosed by the peripheral wall 58, and are integrally molded with the peripheral wall 58.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: May 17, 2022
    Assignee: NIPRO CORPORATION
    Inventors: Yoshiei Ono, Kohzo Ishikura, Tatsuya Kudo, Takeshi Yamaguchi
  • Patent number: 11331892
    Abstract: A laminating apparatus for improving the uniformity of the thickness of a resulting laminate to improve the yield of products such as laminates is provided. A pressing device includes: a first press block movable back and forth; a second press block disposed in opposed relation to the first press block; a first pressing plate mounted to the inside of the first press block; and a second pressing plate mounted to the inside of the second press block. The first pressing plate and the second pressing plate are opposed to each other. A surface of the first pressing plate which is opposed to the second pressing plate has a peripheral portion formed into a tapered surface in such a manner that the distance from the second pressing plate increases in an outward direction.
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: May 17, 2022
    Assignee: NIKKO-MATERIALS CO., LTD.
    Inventors: Kazutoshi Iwata, Yoshiaki Honma, Takeshi Yamaguchi, Taihei Matsumoto
  • Patent number: 11325365
    Abstract: A laminating apparatus is provided, which is capable of producing a laminate having a highly planarized surface. The laminating apparatus is arranged to laminate a film on an irregular surface of a substrate having irregularities, and includes a vacuum laminating device which brings the film into close conformal contact with the substrate under reduced pressure to form a first temporary laminate, a first flat press device which presses the first temporary laminate to form a second temporary laminate having a substantially planarized irregular surface, and a second flat press device which presses the second temporary laminate under different conditions from the first flat press device to form a product laminate having a planar surface.
    Type: Grant
    Filed: February 16, 2021
    Date of Patent: May 10, 2022
    Assignee: NIKKO-MATERIALS CO., LTD.
    Inventors: Kazutoshi Iwata, Yoshiaki Honma, Takeshi Yamaguchi
  • Patent number: 11323812
    Abstract: A signal processing apparatus includes: an audio signal processing unit configured to perform wavefront synthesis processing for at least part of a plurality of sound source data; a first output unit configured to output N-channel audio signals output from the audio signal processing unit to a first speaker device; a mix processing unit configured to mix the N-channel audio signals output from the audio signal processing unit; and a second output unit configured to output an audio signal output from the mix processing unit to a second speaker device.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: May 3, 2022
    Assignee: SONY CORPORATION
    Inventors: Kazuaki Taguchi, Takeshi Yamaguchi
  • Publication number: 20220106740
    Abstract: To provide a non-moisturizing high-grade type tissue paper having excellent softness. The problem is solved by a 3-ply tissue paper having a basis weight of 12.0 g/m2 or more per ply, having a paper thickness of 200 to 265 ?m for three plies, having a water content of 4.0 to 9.0% by mass, containing 0.15 to 0.45% by mass of an oily component to be extracted with diethyl ether, and having a bending rigidity of less than 0.006 gf·cm/cm in CD (Cross Direction) and a bending recovery force of less than 0.005 gf·cm/cm in CD.
    Type: Application
    Filed: January 30, 2020
    Publication date: April 7, 2022
    Inventors: Noritada TOMIOKA, Minoru IWASAKI, Shuta YASUI, Sachiko TAKAHASHI, Kazuo HOKKIRIGAWA, Takeshi YAMAGUCHI, Kei SHIBATA
  • Publication number: 20210370656
    Abstract: A laminating apparatus for improving the uniformity of the thickness of a resulting laminate to improve the yield of products such as laminates is provided. A pressing device includes: a first press block movable back and forth; a second press block disposed in opposed relation to the first press block; a first pressing plate mounted to the inside of the first press block; and a second pressing plate mounted to the inside of the second press block. The first pressing plate and the second pressing plate are opposed to each other. A surface of the first pressing plate which is opposed to the second pressing plate has a peripheral portion formed into a tapered surface in such a manner that the distance from the second pressing plate increases in an outward direction.
    Type: Application
    Filed: May 26, 2021
    Publication date: December 2, 2021
    Applicant: Nikko-Materials Co., Ltd.
    Inventors: Kazutoshi IWATA, Yoshiaki HONMA, Takeshi YAMAGUCHI, Taihei MATSUMOTO
  • Publication number: 20210362480
    Abstract: Provided is a laminating apparatus configured to improve the uniformity of the thickness of a laminate to be obtained to improve the yield of a product, such as a laminate. The laminating apparatus includes a pressing device including a first press block that is advanceable and retreatable, a second press block arranged to face the first press block, a first pressing rubber mounted inside the first press block, and a second pressing rubber mounted inside the second press block, the first pressing rubber and the second pressing rubber facing each other, the first pressing rubber having formed on a surface thereof facing the second pressing rubber a convex frame configured to surround a peripheral edge portion thereof.
    Type: Application
    Filed: May 17, 2021
    Publication date: November 25, 2021
    Applicant: Nikko-Materials Co., Ltd.
    Inventors: Kazutoshi IWATA, Yoshiaki HONMA, Takeshi YAMAGUCHI, Taihei MATSUMOTO
  • Publication number: 20210352427
    Abstract: An information processing device includes circuitry that estimates an attribute of a first person located in at least one of a plurality of areas, and sets a first content corresponding to the attribute of the first person and outputs a sound through wave field synthesis so that a sound field of the set first content is spatially transmitted to at least the one of the plurality of areas via a plurality of speakers.
    Type: Application
    Filed: September 12, 2019
    Publication date: November 11, 2021
    Applicant: Sony Corporation
    Inventors: Eisaburo ITAKURA, Takeshi YAMAGUCHI
  • Publication number: 20210345058
    Abstract: An information processing device includes circuitry that detects a change in a position of a person. The circuitry also changes a position of a virtual sound source in accordance with the change in the position of the person and outputs a sound through wave field synthesis so that a spatial sound field is transmitted via a plurality of speakers.
    Type: Application
    Filed: September 12, 2019
    Publication date: November 4, 2021
    Applicant: Sony Corporation
    Inventors: Eisaburo ITAKURA, Takeshi YAMAGUCHI