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).

  • Patent number: 11079624
    Abstract: There is provided a liquid crystal display apparatus having the following feature: although the liquid crystal display apparatus has a step between its display screen and outermost surface, the step is hardly recognized; and the liquid crystal display apparatus can achieve bright display. A liquid crystal display apparatus according to the present invention includes a liquid crystal cell; a first polarizer arranged on a back surface side of the liquid crystal cell; a cover sheet arranged on a viewer side of the liquid crystal cell, the cover sheet having a transmission portion at a position corresponding to a display region of the liquid crystal cell; and a second polarizer arranged on a viewer side of the cover sheet to cover the transmission portion, wherein an absorption axis direction of the first polarizer and an absorption axis direction of the second polarizer are substantially perpendicular to each other.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: August 3, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura, Seiji Umemoto
  • Patent number: 11061175
    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: Grant
    Filed: May 16, 2017
    Date of Patent: July 13, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Ryo Kanno, Takeshi Saito, Tatsuya Yamasaki, Keisuke Kimura
  • Patent number: 11048114
    Abstract: There is provided a liquid crystal display apparatus having the following feature: although the liquid crystal display apparatus has a step between its display screen and outermost surface, the step is hardly recognized; and the liquid crystal display apparatus can achieve bright display. A liquid crystal display apparatus according to the present invention includes a liquid crystal cell; a first polarizer arranged on a back surface side of the liquid crystal cell; a cover sheet arranged on a viewer side of the liquid crystal cell, the cover sheet having a transmission portion at a position corresponding to a display region of the liquid crystal cell; and a second polarizer arranged on a viewer side of the cover sheet to cover the transmission portion, wherein an absorption axis direction of the first polarizer and an absorption axis direction of the second polarizer are substantially perpendicular to each other.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: June 29, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura, Seiji Umemoto
  • Patent number: 11046859
    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: Grant
    Filed: February 25, 2020
    Date of Patent: June 29, 2021
    Assignee: NGK Insulators, Ltd.
    Inventors: Keisuke Kimura, Suguru Kodama
  • Patent number: 11041888
    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: Grant
    Filed: January 18, 2019
    Date of Patent: June 22, 2021
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventor: Keisuke Kimura
  • Patent number: 11022735
    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: November 7, 2019
    Date of Patent: June 1, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Shinobu Nagano, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura, Hiroki Kuramoto, Youichirou Sugino
  • Patent number: 10942512
    Abstract: A vehicle operating device includes a portable display unit configured to display a state of a vehicle, a portable input unit configured to receive operation information of the vehicle input thereto on the basis of a displayed content by the display unit, a first information processing unit configured to process first information among input operation information, a second information processing unit configured to process second information, which is different from the first information, among the input operation information, an interlock system configured to enable only the first information to be processed in an operating state and enable the first information and the second information to be processed in a released state, and a portable wireless output unit configured to output an operation signal of the vehicle based only on the first information processed in the operating state.
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: March 9, 2021
    Assignee: MITSUBISHI HEAVY INDUSTRIES ENGINEERING, LTD.
    Inventors: Keisuke Kimura, Kenta Masumori, Fujio Shinoki, Satoshi Kawamoto
  • Publication number: 20210048570
    Abstract: The reinforced polarizing optical film laminate comprises a polarizing film laminate containing an iodine concentration for the polarizing film and a water content for the polarizing film laminate which fall within a region surrounded, in an x-y orthogonal coordinate system in which the iodine concentration of the polarizing film is plotted on the x-axis, and the water content of the polarizing film laminate is plotted on the y-axis, by: a first line segment connecting a first point and a second point; a second line segment connecting the second point and a third point; a third line segment connecting the third point and a fourth point; a fourth line segment connecting the fourth point and a fifth point; and a fifth line segment connecting the first point and the fifth point, wherein the reinforced film laminate has a breaking strength in a MD direction of 135 N/10 mm or more.
    Type: Application
    Filed: February 28, 2019
    Publication date: February 18, 2021
    Inventors: Tetsuro TAKEDA, Katsunori TAKADA, Keisuke KIMURA, Tomohiro YAMASHITA, Yoichiro SUGINO, Eiko SUEFUSA, Akinori IZAKI
  • Patent number: 10914868
    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: Grant
    Filed: November 7, 2019
    Date of Patent: February 9, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Katsunori Takada, Naotaka Higuchi, Kota Nakai, Shinobu Nagano, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura
  • Patent number: 10899946
    Abstract: A curable resin composition, comprising a compound represented by the following general formula (1): wherein X is a functional group comprising 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 at least organometallic compound selected from the group consisting of metal alkoxides and metal chelates.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: January 26, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Takeshi Saito, Noritsugu Daigaku, Yasuaki Okada, Keisuke Kimura
  • Publication number: 20210011335
    Abstract: An active energy ray-curable adhesive composition containing active energy ray-curable compounds (A), (B), and (C) as curable components, wherein the active energy ray-curable adhesive composition contains 0.0% by weight to 4.0% by weight of an active energy ray-curable compound (A) having an SP value of 29.0 (MJ/m3)1/2 to 32.0 (MJ/m3)1/2, 5.0% by weight to 98.0% by weight of an active energy ray-curable compound (B) having the SP value of 18.0 (MJ/m3)1/2 to 21.0 (MJ/m3)1/2 (exclusive of 21.0 (MJ/m3)1/2), and 5.0% by weight to 98.0% by weight of an active energy ray-curable compound (C) having the SP value of 21.0 (MJ/m3)1/2 to 26.0 (MJ/m3)1/2 on a basis of 100% by weight of a total amount of the composition.
    Type: Application
    Filed: February 19, 2019
    Publication date: January 14, 2021
    Applicant: NITTO DENKO CORPORATION
    Inventors: Masayuki Okamoto, Tatsuya Yamasaki, Noritsugu Daigaku, Ryo Kanno, Takeshi Saito, Keisuke Kimura
  • Publication number: 20200409213
    Abstract: The polarizing film laminate contains an iodine concentration for the polarizing film and a water content for the polarizing film laminate which fall within a region surrounded, in an x-y orthogonal coordinate system in which the iodine concentration of the polarizing film is plotted on the x-axis, and the water content of the polarizing film laminate is plotted on the y-axis, by: a first line segment connecting a first coordinate point and a second coordinate point; a second line segment connecting the second coordinate point and a third coordinate point; a third line segment connecting the third coordinate point and a fourth coordinate point; a fourth line segment connecting the fourth coordinate point and a fifth coordinate point; and a fifth line segment connecting the first coordinate point and the fifth coordinate point.
    Type: Application
    Filed: February 28, 2019
    Publication date: December 31, 2020
    Inventors: Tetsuro TAKEDA, Katsunori TAKADA, Keisuke KIMURA, Tomohiro YAMASHITA, Yoichiro SUGINO
  • Patent number: 10873300
    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: Grant
    Filed: January 8, 2019
    Date of Patent: December 22, 2020
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventor: Keisuke Kimura
  • Patent number: 10860160
    Abstract: A display control device including: an acquiring unit configured to acquire location information items representing locations of each of a plurality of vehicles and a plurality of status information items representing statuses of each of the plurality of vehicles, the plurality of vehicles being registered in advance in association with a user using a user terminal; a setting receiving unit configured to receive a display condition set by the user; and a display control unit configured to display a map image on the user terminal such that an icon image representing a vehicle whose status information item satisfies the display condition is positioned at the center of the map image and a position of the icon image of the vehicle in the map image corresponds to the location of the vehicle represented by the location information item.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: December 8, 2020
    Assignee: ISUZU MOTORS LIMITED
    Inventors: Akira Yamashita, Keisuke Kimura
  • Publication number: 20200308069
    Abstract: A joining material used for joining side surfaces of a plurality of silicon carbide-based honeycomb segments to each other to produce a silicon carbide-based honeycomb structure. The joining material contains from 0.1 to 50% by mass of processed powder generated in the production of the silicon carbide-based honeycomb segments and/or the silicon carbide-based honeycomb structure. The joining material has an average particle diameter D50 of from 0.5 to 60 ?m.
    Type: Application
    Filed: February 27, 2020
    Publication date: October 1, 2020
    Applicant: NGK INSULATORS, LTD.
    Inventor: Keisuke KIMURA
  • Publication number: 20200309824
    Abstract: The present invention provides a current detection circuit, semiconductor device, and a semiconductor system suitable for improving a current sensing accuracy. According to one embodiment, the current detection circuit 12 comprises a sense transistor Tr11 through which a first sense current proportional to the current flowing through the drive transistor MN1 flows, an operational amplifier AMP1 for amplifying the potential difference of the voltage of the external output terminal OUT and the source voltage of the sense transistor Tr11 for outputting the first sense current, a transistor Tr12 provided in series with the sense transistor Tr11 and to which the output voltage of the operational amplifier AMP1 is applied to the gate, and a switch SW3 provided between the external output terminal OUT and the source of the sense transistor Tr11 and turned on when the drive transistor MN1 is turned off.
    Type: Application
    Filed: March 16, 2020
    Publication date: October 1, 2020
    Inventors: Keisuke KIMURA, Hideyuki TAJIMA, Wataru SAITO
  • Publication number: 20200306677
    Abstract: A honeycomb structure including a plurality of porous honeycomb block bodies bound via joining material layers A. Each of the porous honeycomb block bodies includes a plurality of porous honeycomb segments bound via joining material layers B, each of the porous honeycomb segment includes: partition walls that defines a plurality of cells to form flow paths for a fluid, each of cells extending from an inflow end face that is an end face on a fluid inflow side to an outflow end face that is an end face on a fluid outflow side; and an outer peripheral wall located at the outermost periphery. At least a part of the joining material layers A has higher toughness than that of the joining material layers B.
    Type: Application
    Filed: March 18, 2020
    Publication date: October 1, 2020
    Applicant: NGK INSULATORS, LTD.
    Inventors: Jun INOUE, Michio SUZUKI, Yoshitaka TABUCHI, Keisuke KIMURA
  • Patent number: D903909
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: December 1, 2020
    Inventors: Keisuke Kimura, Daisuke Tanaka, Taketoshi Aoki
  • Patent number: D905599
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: December 22, 2020
    Inventors: Keisuke Kimura, Daisuke Tanaka
  • Patent number: D907542
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: January 12, 2021
    Inventors: Keisuke Kimura, Daisuke Tanaka, Taketoshi Aoki