Patents by Inventor Keisuke Kimura

Keisuke Kimura 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: 20200277508
    Abstract: A coating material for a honeycomb structure, the coating material containing: from 1% by mass to 10% by mass of first ceramic fibers having an average axial length of from 80 ?m to 200 ?m in an inorganic raw material; and from 0.1% by mass to 15% by mass of second ceramic fibers having an average axial length of from 50 ?m to 70 ?m in the inorganic raw material.
    Type: Application
    Filed: February 25, 2020
    Publication date: September 3, 2020
    Applicant: NGK INSULATORS, LTD.
    Inventors: Keisuke KIMURA, Suguru KODAMA
  • Publication number: 20200124773
    Abstract: A primary object of the present invention is to provide a polarizing plate excellent in durability. A polarizing plate (100) according to an embodiment of the present invention includes: a polarizer (10); and a protective film (21 and 22) arranged on at least one side of the polarizer (10). The polarizing plate (100) has a dimensional change ratio of ?0.2% or more in a transmission axis direction thereof when the polarizing plate (100) cut into a size measuring 100 mm by 100 mm is bonded to a glass plate with a pressure-sensitive adhesive and the following operation is repeated 100 times: the polarizing plate (100) bonded to the glass plate is left to stand under an atmosphere at ?40° C. for 30 minutes and then left to stand under an atmosphere at 85° C. for 30 minutes.
    Type: Application
    Filed: November 7, 2019
    Publication date: April 23, 2020
    Applicant: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Naotaka Higuchi, Kota Nakai, Shinobu Nagano, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura
  • Patent number: 10615291
    Abstract: The semiconductor substrate may include an emitter region, an upper body region being in direct contact with the gate insulating film below the emitter region, an intermediate region being in direct contact with the gate insulating film below the upper body region, a lower body region being in direct contact with the gate insulating film below the intermediate region, a drift region being in direct contact with the gate insulating film below the lower body region, and a collector region being in direct contact with the drift region from below. The lower body region may include a first range and a second range that has a higher crystal defect density than the first range. The second range may be in direct contact with the gate insulating film. The first range may be in direct contact with the second range on a side opposed to the gate insulating film.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: April 7, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Keisuke Kimura
  • Publication number: 20200103573
    Abstract: A polarizing plate excellent in durability. A polarizing plate 100 according to one embodiment includes a polarizer 10; and a pair of protective films 21, 22 respectively arranged on both main surfaces of the polarizer 10, wherein the polarizing plate 100 has a polarizer void portion 30 formed by positioning of an end surface 10a of the polarizer 10 inward in a plane direction relative to each of end surfaces 21a, 22a of the protective films 21, 22.
    Type: Application
    Filed: December 4, 2019
    Publication date: April 2, 2020
    Applicant: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Kota Nakai, Naotaka Higuchi, Keisuke Kimura, Yoshitsugu Kitamura, Hiroki Kuramoto
  • Patent number: 10585224
    Abstract: There is provided a polarizing plate excellent in durability. A polarizing plate 100 according to one embodiment of the present invention includes a polarizer 10; and a pair of protective films 21, 22 respectively arranged on both main surfaces of the polarizer 10, wherein the polarizing plate 100 has a polarizer void portion 30 formed by positioning of an end surface 10a of the polarizer 10 inward in a plane direction relative to each of end surfaces 21a, 22a of the protective films 21, 22.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: March 10, 2020
    Assignee: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Kota Nakai, Naotaka Higuchi, Keisuke Kimura, Yoshitsugu Kitamura, Hiroki Kuramoto
  • Publication number: 20200073035
    Abstract: There is provided a polarizing plate excellent in durability. A method of producing a polarizing plate according to an embodiment of the present invention includes: preparing a polarizing film laminate including a polarizer and a protective film arranged on at least one side of the polarizer; and shrinking the polarizing film laminate.
    Type: Application
    Filed: November 7, 2019
    Publication date: March 5, 2020
    Applicant: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Shinobu Nagano, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura, Hiroki Kuramoto, Youichirou Sugino
  • Patent number: 10578786
    Abstract: There is provided a polarizer excellent in heat resistance. A polarizer according to an embodiment of the present invention includes a resin film containing iodine, wherein an end portion of the resin film has formed therein a high-concentration portion having a concentration of a substance that forms a counter ion of iodine higher than that of another portion.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: March 3, 2020
    Assignee: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Daisuke Ogomi, Shinobu Nagano, Eiko Suefusa, Yoshitsugu Kitamura, Hiroki Kuramoto, Youichirou Sugino, Keisuke Kimura
  • Patent number: 10556597
    Abstract: An operation information management device including: an acquiring unit configured to acquire operation information items of each of a plurality of vehicles; an evaluating unit configured to make evaluations of drivers respectively associated with each of the plurality of vehicles, the evaluations being made based on the operation information items; a determining unit configured to determine a ranking of one or more of the drivers associated with each of one or more vehicles of the plurality of vehicles which are classified into the same type of vehicle, the determining of the ranking being performed based on the evaluations of the one or more drivers; and a display control unit configured to control a display unit such that the display unit displays the ranking of the one or more drivers determined by the determining unit.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: February 11, 2020
    Assignee: ISUZU MOTORS LIMITED
    Inventors: Akira Yamashita, Keisuke Kimura
  • Publication number: 20190380206
    Abstract: An electrical junction box includes a conductive input busbar, a conductive output busbar electrically connectable to the input busbar, a semiconductor relay electrically connected to the input busbar and the output busbar and configured to switch a connected state and a disconnected state of the input busbar and the output busbar, a substrate having mounted thereon a control circuit configured to output a control signal for controlling the semiconductor relay, and a control terminal electrically connecting the control circuit and the semiconductor relay to each other to output the control signal to the semiconductor relay. The semiconductor relay is mounted on at least one of the input busbar and the output busbar. The input busbar, the output busbar, and the semiconductor relay are disposed away from the substrate.
    Type: Application
    Filed: August 26, 2019
    Publication date: December 12, 2019
    Inventors: Keisuke Kimura, Naoyuki Ikeda
  • Patent number: 10497266
    Abstract: An operation management device including: a display control unit configured to display a map image on a user terminal; a storage configured to store a setting region, the setting region being specified as a polygonal shape which is formed by connecting three or more points set by a user of the user terminal on the map image displayed on the user terminal; an acquisition unit configured to acquire position information that indicates a position of a vehicle registered in advance, and a notification unit configured to notify the user terminal of a determination result of whether the position indicated by the position information is included in the setting region.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: December 3, 2019
    Assignee: ISUZU MOTORS LIMITED
    Inventors: Akira Yamashita, Keisuke Kimura
  • Patent number: 10466397
    Abstract: There is provided a polarizing plate excellent in durability. A method of producing a polarizing plate according to an embodiment of the present invention includes: preparing a polarizing film laminate including a polarizer and a protective film arranged on at least one side of the polarizer; and shrinking the polarizing film laminate.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: November 5, 2019
    Assignee: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Shinobu Nagano, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura, Hiroki Kuramoto, Youichirou Sugino
  • Publication number: 20190310406
    Abstract: There is provided a polarizing plate excellent in durability. A method of producing a polarizing plate according to an embodiment of the present invention includes: preparing a polarizing film laminate including a polarizer and a protective film arranged on at least one side of the polarizer; and shrinking the polarizing film laminate.
    Type: Application
    Filed: June 24, 2019
    Publication date: October 10, 2019
    Applicant: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Shinobu Nagano, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura, Hiroki Kuramoto, Youichirou Sugino
  • Publication number: 20190309193
    Abstract: A pressure-sensitive-adhesive layer attached polarizing film comprises a polarizing film in which a transparent protective film is laid on/over at least one surface of a polarizer to interpose an adhesive layer between the surface and the transparent protective film, and a pressure-sensitive-adhesive layer laminated on a transparent protective film side of the polarizing film. The adhesive-layer-laid surface of the polarizer is subjected to an activating treatment. The adhesive layer is a cured product layer of an adhesive composition. The adhesive composition comprises an active-energy-ray-curable component, and a shrinkage inhibitor having a structural formula having an M-O bond wherein M is silicon, titanium, aluminum or zirconium, and O represents an oxygen atom.
    Type: Application
    Filed: June 26, 2017
    Publication date: October 10, 2019
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yasuaki Okada, Takeshi Saito, Keisuke Kimura, Tetsuro Ikeda
  • Publication number: 20190293851
    Abstract: A polarizing film, comprising a polarizer, and a transparent protective film laminated on/over at least one surface of the polarizer to interpose an adhesive layer between the surface and the transparent protective film, and the polarizing film comprising, on/over the adhesion surface of the polarizer, an adhesion-improving layer interposed between the polarizer and the adhesive layer. The adhesion-improving layer preferably comprises a compound represented by the following general formula (1): wherein X is a functional group containing a reactive group, and R1 and R2 each independently represent a hydrogen atom, or an aliphatic hydrocarbon group, aryl group or heterocyclic group that may have a substituent, and the compound represented by the general formula (1) is interposed between the polarizer and the adhesive layer.
    Type: Application
    Filed: May 16, 2017
    Publication date: September 26, 2019
    Applicant: NITTO DENKO CORPORATION
    Inventors: Ryo Kanno, Takeshi Saito, Tatsuya Yamasaki, Keisuke Kimura
  • Publication number: 20190265280
    Abstract: A current detection circuit, a semiconductor device and a semiconductor system which are capable of improving current detection accuracy are provided. According to one embodiment of the invention, a current detection circuit includes a resistive element to convert an input current supplied from outside into an input voltage, a constant-current source, a resistive element to convert an output current of the constant-current source into a reference voltage, and an AD converter to AD-convert the input voltage using the reference voltage.
    Type: Application
    Filed: January 18, 2019
    Publication date: August 29, 2019
    Inventor: Keisuke KIMURA
  • Patent number: 10395534
    Abstract: An operation management device including: a setting information acquisition unit configured to acquire selected vehicle information set in a user terminal and indicating a selected vehicle selected from a plurality of vehicles; a vehicle information acquisition unit configured to acquire position information and time information at predetermined time intervals, the position information indicating positions of each of the plurality of vehicles, and the time information indicating time at which the position information is acquired, and a display control unit configured to display, on the user terminal, a map image and a position image that is overlapped on the map image, the position image indicating a plurality of positions indicated by the position information corresponding to the selected vehicle, and the position image being displayed in a mode that is determined based on the time indicated by time information.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: August 27, 2019
    Assignee: ISUZU MOTORS LIMITED
    Inventors: Akira Yamashita, Keisuke Kimura
  • Patent number: 10377312
    Abstract: Provided is an image display mirror that includes a half mirror and an image display apparatus, reduces an influence of a reflected image provided by the half mirror, and is excellent in visibility of an image displayed on the image display apparatus. The image display mirror for a vehicle includes a first polarizing plate, a half mirror, and an image display apparatus in the stated order from a viewer side. In one embodiment, the first polarizing plate includes a polarizer, and the direction of the polarizer of the first polarizing plate is set so that the transmittance of light output from the image display apparatus that is transmitted through the first polarizing plate becomes maximum.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: August 13, 2019
    Assignee: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Tadayuki Kameyama, Yoshitsugu Kitamura, Keisuke Kimura, Hiroki Kuramoto
  • Publication number: 20190243046
    Abstract: There is provided a polarizer excellent in heat resistance. A polarizer according to an embodiment of the present invention includes a resin film containing iodine, wherein an end portion of the resin film has formed therein a high-concentration portion having a concentration of a substance that forms a counter ion of iodine higher than that of another portion.
    Type: Application
    Filed: January 23, 2019
    Publication date: August 8, 2019
    Applicant: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Daisuke Ogomi, Shinobu Nagano, Eiko Suefusa, Yoshitsugu Kitamura, Hiroki Kuramoto, Youichirou Sugino, Keisuke Kimura
  • Publication number: 20190238100
    Abstract: A semiconductor device has a drive transistor coupled to a load and a current detection circuit. The current detection circuit includes: an operational amplifier amplifying a potential difference between voltage of a first terminal and voltage of a second terminal; a sense transistor passing sense current between the first terminal and the drive transistor; a voltage supply circuit having a first current source and supplying voltage higher than voltage supplied to the grounding voltage terminal to the second terminal; a third terminal outputting current based on the sense current; a second current source coupled between the third terminal and the grounding voltage terminal; and a current source control circuit controlling current of the first and second current sources. Detection current detected by the current detection circuit is current obtained by subtracting the current of the second current source from the current based on the sense current.
    Type: Application
    Filed: January 8, 2019
    Publication date: August 1, 2019
    Inventor: Keisuke KIMURA
  • Publication number: 20190228973
    Abstract: The semiconductor substrate may include an emitter region, an upper body region being in direct contact with the gate insulating film below the emitter region, an intermediate region being in direct contact with the gate insulating film below the upper body region, a lower body region being in direct contact with the gate insulating film below the intermediate region, a drift region being in direct contact with the gate insulating film below the lower body region, and a collector region being in direct contact with the drift region from below. The lower body region may include a first range and a second range that has a higher crystal defect density than the first range. The second range may be in direct contact with the gate insulating film. The first range may be in direct contact with the second range on a side opposed to the gate insulating film.
    Type: Application
    Filed: January 23, 2019
    Publication date: July 25, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Keisuke KIMURA