Patents by Inventor Kenji Kojima

Kenji Kojima 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: 20210045975
    Abstract: An embodiment according to the present invention provides a dental gypsum powder including a hemihydrate gypsum and a water-reducing agent, wherein the mass ratio of the water-reducing agent to the hemihydrate gypsum is 0.1 to 1%, the content of particles having a particle diameter of 10 ?m or less is 15 to 35 volume %, the content of particles having a particle diameter of 20 ?m or less is 40 to 55 volume %, and the content of particles having a particle diameter of 30 ?m or less is 55 to 75 volume %.
    Type: Application
    Filed: October 24, 2018
    Publication date: February 18, 2021
    Inventors: Daizaburo MORI, Kenji KOJIMA, Masatoshi YOSHINAGA
  • Patent number: 10917720
    Abstract: A sound source localization device includes an acquisition unit configured to acquire acoustic signals of M channels (M is an integer equal to or greater than one), a phase difference information calculator configured to perform a short-time Fourier transform on the acoustic signals of M channels and to convert a time domain into a frequency domain including phase information, and an estimator configured to input phase information of the acoustic signals subjected to the short-time Fourier transform to a deep learning machine and to perform sound source localization of the acoustic signals using the deep learning machine where input follows a von Mises distribution.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: February 9, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Kazuhiro Nakadai, Shungo Masaki, Ryosuke Kojima, Osamu Sugiyama, Katsutoshi Itoyama, Kenji Nishida
  • Publication number: 20210032580
    Abstract: A cell culture container is provided which is filled with a cell culture substrate (14) including a gel layer formed of a gel (15) capable of being denatured by heating and a gold nanoparticle layer (13) formed on one surface of the gel layer, in which a cell is cultured on a side of the one surface or a side of the other surface in the cell culture substrate. A method for manufacturing a cell culture container, including: a step of filling the cell culture container with a gel capable of being denatured by heating; and a step of forming a gold nanoparticle layer on one surface of the gel. A method for acquiring a cell, including: a step of selecting a cell to be acquired from cells placed in the cell culture container; a step of irradiating a cell culture substrate in the vicinity of the selected cell with light; and a step of recovering the selected cell.
    Type: Application
    Filed: August 18, 2020
    Publication date: February 4, 2021
    Inventors: Chie KOJIMA, Tatsuya SHIMIZU, Yuji HARAGUCHI, Takeshi KAWANO, Kenji TAKATSUKA, Kaede YOKOYAMA, Yusuke TAKI
  • Patent number: 10910733
    Abstract: It is aimed to enhance efficiency in connecting operation to a shielded cable and prevent the impairment of a shielding function. A terminal fitting (T) includes an inner conductor (6) including core crimping portions (9) to be crimped to a core (1), a dielectric (7) made of an insulating material, an outer conductor (5) including a body portion (12) configured to surround the dielectric (7), a braided wire crimping portion (22) crimpable to a braided wire and a coupling portion (15) configured to connect the body portion (12) and the braided wire crimping portion (22), parts of the coupling portion corresponding to the core crimping portions (9) being vertically opened, and a cover member (8) configured to close both openings (18, 19) of the coupling portion (15).
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: February 2, 2021
    Inventors: Kenji Miyamoto, Kazuaki Hamada, Eiji Kojima
  • Publication number: 20210028339
    Abstract: A method of manufacturing a light-emitting device includes: providing a wiring board that includes: a substrate, and a wiring pattern comprising: a plating base layer disposed on the substrate so as to have a gap portion that surrounds a first region in which a light-emitting element is to be mounted, and a plating layer having a groove that surrounds the first region; mounting the light-emitting element in the first region; supplying a first resin that contains a first reflective material into the groove; forming a first covering member, at least a portion of which is located in the groove and comprises: a reflective material containing layer containing the first reflective material, and a light-transmissive layer formed above the reflective material containing layer; and forming a light-transmissive member on the first covering member and the light-emitting element.
    Type: Application
    Filed: July 14, 2020
    Publication date: January 28, 2021
    Applicant: NICHIA CORPORATION
    Inventors: Atsushi Kojima, Kenji Ozeki, Chinami Nakai
  • Patent number: 10881801
    Abstract: A cartridge adapter includes: a cartridge holder having a space that can accommodate therein a drug cartridge, the drug cartridge including a cylinder having a tubular internal space extending in a longitudinal direction, a gasket supported in the internal space so as to be movable in the longitudinal direction, and a drug held in the internal space; a piston that moves the gasket in the longitudinal direction in the internal space of the cylinder; a piston guide that movably supports the piston and connected to the cartridge holder; and a piston driving mechanism that drives the piston in the longitudinal direction.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: January 5, 2021
    Assignee: PHC HOLDINGS CORPORATION
    Inventors: Kenji Murakami, Mitsuteru Fujimoto, Seiji Kikuchi, Toru Aoki, Masakazu Mori, Ryosuke Tani, Shinichi Kojima, Yoshihiro Kataoka, Katsumi Nakanishi, Tsuguhiro Kondo, Takashi Morimoto, Akio Inoki
  • Patent number: 10825943
    Abstract: A concentrator photovoltaic module including: a concentrating portion formed by arranging a plurality of lens elements each configured to concentrate sunlight; and a housing configured to accommodate a plurality of power generating elements disposed at positions respectively corresponding to the lens elements, wherein the housing includes: a frame body formed from resin; and a bottom plate formed from metal, the bottom plate being mounted to the frame body and having the power generating elements mounted thereto, and the frame body includes: a frame body portion forming an outer frame; and a liner portion extending along an upper surface of the bottom plate at an inner side of the frame body portion, the liner portion having both end portions thereof formed integrally with the frame body portion.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: November 3, 2020
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kenji Saito, Youichi Nagai, Rui Mikami, Akihiko Kojima
  • Publication number: 20200324562
    Abstract: A liquid discharging apparatus 1 includes a carriage 2 configured to reciprocate relative to a medium, and a plurality of discharging units 4 attached to the carriage 2 and configured to discharge liquid onto the medium. At a plurality of replacement positions in a reciprocation direction B of the carriage 2, the carriage 2 allows the plurality of discharging units 4 to be replaced. At the plurality of replacement positions for the carriage 2, a discharging unit to be replaced, among the plurality of discharging units, is accessible from downstream in a discharge direction C of the liquid.
    Type: Application
    Filed: May 17, 2017
    Publication date: October 15, 2020
    Inventors: Masahiro IDO, Kenji KOJIMA, Masaru JINGUSHI, Seigo MIZUTANI, Takahiro KOBAYASHI
  • Patent number: 10791209
    Abstract: A communication unit transmits an SSID of an access point which is a connection target in a first wireless communication scheme to electronic equipment in compliance with a second wireless communication scheme and receives an identifier of the electronic equipment in compliance with both the first wireless communication scheme and the second wireless communication scheme. When it is determined that both identifiers match, a processing unit notifies that a connection between the electronic equipment and the access point is successful.
    Type: Grant
    Filed: September 4, 2019
    Date of Patent: September 29, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Junpei Koizumi, Kenji Sakuda, Naoki Kojima
  • Publication number: 20200295471
    Abstract: It is aimed to enhance efficiency in connecting operation to a shielded cable and prevent the impairment of a shielding function. A terminal fitting (T) includes an inner conductor (6) including core crimping portions (9) to be crimped to a core (1), a dielectric (7) made of an insulating material, an outer conductor (5) including a body portion (12) configured to surround the dielectric (7), a braided wire crimping portion (22) crimpable to a braided wire and a coupling portion (15) configured to connect the body portion (12) and the braided wire crimping portion (22), parts of the coupling portion corresponding to the core crimping portions (9) being vertically opened, and a cover member (8) configured to close both openings (18, 19) of the coupling portion (15).
    Type: Application
    Filed: March 2, 2017
    Publication date: September 17, 2020
    Inventors: Kenji Miyamoto, Kazuaki Hamada, Eiji Kojima
  • Publication number: 20200295242
    Abstract: A method of producing a light-emitting device includes: providing a package having an upper surface and a recess including an opening located at the upper surface; disposing a light-emitting element on a surface defining a bottom of the recess of the package; disposing an uncured sealing member in the recess of the package; and curing the uncured sealing member while applying a centrifugal force to the package in which the uncured sealing member are disposed, such that the centrifugal force is applied in a direction perpendicular to the upper surface and toward the surface defining the bottom of the recess.
    Type: Application
    Filed: March 13, 2020
    Publication date: September 17, 2020
    Applicant: NICHIA CORPORATION
    Inventors: Kenji OZEKI, Atsushi KOJIMA, Chinami NAKAI
  • Publication number: 20200275200
    Abstract: A sound source localization device includes an acquisition unit configured to acquire acoustic signals of M channels (M is an integer equal to or greater than one), a phase difference information calculator configured to perform a short-time Fourier transform on the acoustic signals of M channels and to convert a time domain into a frequency domain including phase information, and an estimator configured to input phase information of the acoustic signals subjected to the short-time Fourier transform to a deep learning machine and to perform sound source localization of the acoustic signals using the deep learning machine where input follows a von Mises distribution.
    Type: Application
    Filed: February 20, 2020
    Publication date: August 27, 2020
    Inventors: Kazuhiro Nakadai, Shungo Masaki, Ryosuke Kojima, Osamu Sugiyama, Katsutoshi Itoyama, Kenji Nishida
  • Patent number: 10714739
    Abstract: Disclosed is a lead-acid battery including: a battery container; an electrolyte and an electrode plate group in the battery container; and a battery container cover that hermetically seals an opening of the battery container, wherein the electrode plate group includes a positive electrode plate including a positive electrode active material, a negative electrode plate including a negative electrode active material, and a separator interposed between the positive electrode plate and the negative electrode plate, the battery container cover is provided with a liquid port, a liquid port plug that closes the liquid port, and a sleeve that hangs down from the liquid port to a prescribed liquid surface height of the electrolyte, a sodium ion concentration contained in the electrolyte is 1 mmol/L to 90 mmol/L, and a specific surface area of the positive electrode active material is 5 m2/g to 9 m2/g.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: July 14, 2020
    Assignee: GS Yuasa International Ltd.
    Inventors: Kenji Izumi, Yu Kojima, Mikihito Hasegawa, Shinsuke Ooki
  • Publication number: 20200212277
    Abstract: A light emitting device includes: a substrate including a grooved part surrounding a first region; a light emitting element mounted in the first region; a first cover member comprising: a reflecting material-containing layer that is disposed in the groove of the grooved part and that contains a first reflecting material, and a light transmitting layer that covers at least a portion of lateral surfaces of the light emitting element; and a light transmitting member disposed on the first cover member and the light emitting element
    Type: Application
    Filed: December 24, 2019
    Publication date: July 2, 2020
    Applicant: NICHIA CORPORATION
    Inventors: Kenji OZEKI, Atsushi KOJIMA, Chinami NAKAI
  • Publication number: 20200212015
    Abstract: A light emitting device includes: a plurality of light emitting elements; a plurality of light transmissive members, each located on an upper surface of a respective one of the light emitting element; a mounting board on which the light emitting elements are disposed; a first cover member located on or above the mounting board, the first cover member comprising: a first reflective material containing layer disposed between the light emitting elements and containing a first reflective material, and a light transmissive layer disposed between the light transmissive members; and a second cover member disposed around the light emitting elements and comprising a second reflective material.
    Type: Application
    Filed: December 20, 2019
    Publication date: July 2, 2020
    Applicant: NICHIA CORPORATION
    Inventors: Kenji OZEKI, Atsushi KOJIMA, Chinami NAKAI
  • Patent number: 10677287
    Abstract: A bearing structure S includes: a bearing hole formed in a housing; a main body portion of a bearing provided in the bearing hole and inserted with a shaft therethrough; damper surface and provided on an outer circumferential surface of the main body portion, the damper surface facing an inner circumferential surface of the bearing hole; thrust surface provided at end portions of the main body portion in an axial direction of the shaft; and thrust back surface portions provided in the main body portion and having an outer diameter larger than those of the damper surface, the thrust back surface portions spaced apart from the damper surface by a distance farther than a distance between each of the damper surface and the inner circumferential surface of the bearing hole and positioned on back sides of the thrust surface.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: June 9, 2020
    Assignee: IHI Corporation
    Inventors: Yutaka Uneura, Shinichi Kaneda, Shunsuke Nishii, Hideyuki Kojima, Tomomi Sugiura, Kenji Bunno
  • Patent number: 10669891
    Abstract: A bearing structure includes: a housing; a bearing hole, which is formed in the housing, and receives a bearing configured to axially support a shaft having one end provided with an impeller; a clearance groove, which is formed in an inner circumferential surface of the bearing hole, and communicates with a passage formed on a lower side of the shaft; and an inclined portion formed on an inner wall surface of the clearance groove, which is positioned at least above the shaft.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: June 2, 2020
    Assignee: IHI Corporation
    Inventors: Kenji Bunno, Yutaka Uneura, Shinichi Kaneda, Yuichi Daito, Hideyuki Kojima, Tomomi Sugiura, Shunsuke Nishii
  • Patent number: 10620040
    Abstract: To make a display in a photoelectric switch easy to see for a user. A photoelectric switch includes a housing having a substantially rectangular parallelepiped shape. A display is attached to a first surface of the outer surface of the housing. A control board is housed on the inside of the housing. A controller is mounted on the control board. The first surface includes a hole-like or cutout-like opening section for allowing a signal cable to pass from the outside to the inside of the housing. The signal cable electrically connects the control board disposed on the inside of the housing and the display disposed on the outside of the housing. A cover member includes a window section for exposing a display region of the display and covers a non-display region of the display. The cover member is provided outside the housing.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: April 14, 2020
    Assignee: Keyence Corporation
    Inventors: Choryon Oh, Kenji Kojima
  • Publication number: 20200105974
    Abstract: A light-emitting device includes: a mounting board; at least one light-emitting element located on or above the mounting board; a first covering member comprising, in order from an upper surface of the mounting board: a containing layer comprising a light-absorbing material, and a light-transmissive layer; and a second covering member over the first covering member and the light-emitting element. A thickness of the containing layer is less than a thickness of the light-emitting element.
    Type: Application
    Filed: September 27, 2019
    Publication date: April 2, 2020
    Applicant: NICHIA CORPORATION
    Inventors: Kenji OZEKI, Atsushi KOJIMA, Chinami NAKAI, Yoshio ICHIHARA
  • Publication number: 20200093708
    Abstract: To provide a composite for a dental pattern resin whose shrinkage when curing and expansion when heated can be both suppressed as its usability is kept, the composite for a dental pattern resin includes a liquid formulation and a powder formulation, wherein the liquid formulation includes a polymerizable monofunctional (meth)acrylate, a polymerizable polyfunctional (meth)acrylate, and a polymerization accelerator, and the powder formulation includes more than 5 mass % of a (meth)acrylate copolymer on the basis of the total powder formulation.
    Type: Application
    Filed: September 10, 2019
    Publication date: March 26, 2020
    Applicant: GC CORPORATION
    Inventors: Yoshie NOMURA, Kenji KOJIMA, Tatsuya FUJIMOTO