Patents by Inventor Masanori Ikeda

Masanori Ikeda 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: 20210354110
    Abstract: A gasoline engine exhaust gas purification catalyst for purifying exhaust gas emitted from a gasoline engine includes a precious metal, alumina, and a ceria/zirconia composite oxide supported on a three-dimensional structure, and has pores having a peak 1 at a pore size of not less than 0.001 ?m and not greater than 0.05 ?m, pores having a peak 2 at a pore size of not less than 2.5 ?m and not greater than 5.0 ?m, and pores having a peak 3 at a different pore size than the above pore sizes in a pore size distribution measured by mercury intrusion method, wherein the pore volume of the pores having the peak 3 is greater than 1.4% of the total pore volume. A production method for the catalyst, and an exhaust gas purification method using the catalyst are also described.
    Type: Application
    Filed: November 11, 2019
    Publication date: November 18, 2021
    Applicant: Umicore Shokubai Japan Co., Ltd.
    Inventors: Yuji OGINO, Masanori IKEDA, Hideki GOTO
  • Publication number: 20210333333
    Abstract: The abnormal power supply voltage detection device has a function of accurately detecting the abnormal voltage in accordance with the characteristics of the semiconductor element for each semiconductor chip. Circuit group for operating the adjustment function has a function of preventing the influence of the power supply voltage of the logic system such as control in the semiconductor product malfunctions becomes abnormal. Furthermore, it has a function of detecting the abnormal voltage of the various power supplies in the semiconductor product. It also has a function to test the abnormal voltage detection function in the normal power supply voltage range during use of semiconductor products.
    Type: Application
    Filed: April 22, 2020
    Publication date: October 28, 2021
    Inventors: Tadashi KAMEYAMA, Masanori IKEDA, Masataka MINAMI, Kenichi SHIMADA, Yukitoshi TSUBOI
  • Patent number: 11149603
    Abstract: In order to provide an exhaust gas purification catalyst capable of purifying hydrocarbons, carbon monoxide, and nitrogen oxides in exhaust gas at low temperatures, the exhaust gas purification catalyst according to the present invention includes: a region (2) containing palladium and yttrium on a three-dimensional structure (1), and a first region (3) and a second region (4) provided on the region (2) in order from an inflow side of exhaust gas to an outflow side of exhaust gas. The concentration of yttrium contained in the first region (3) and/or the second region (4) is higher than the concentration of yttrium contained in the region (2).
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: October 19, 2021
    Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
    Inventors: Hirotaka Kuno, Masashi Nakashima, Takahiro Ikegami, Kosuke Mikita, Masanori Ikeda, Shigekazu Minami
  • Patent number: 11141713
    Abstract: In order to provide an exhaust gas purification catalyst capable of purifying hydrocarbons, carbon monoxide, and nitrogen oxides in exhaust gas at low temperatures, the exhaust gas purification catalyst according to the present invention includes: a region (2) containing palladium on a three-dimensional structure (1), and a first region (3) and a second region (4) provided on the region (2) in order from an inflow side of exhaust gas to an outflow side of exhaust gas. The concentration of rhodium contained in the first region (3) is higher than the concentration of rhodium contained in the second region (4).
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: October 12, 2021
    Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
    Inventors: Hirotaka Kuno, Takahiro Ikegami, Kosuke Mikita, Masashi Nakashima, Shigekazu Minami, Masanori Ikeda
  • Publication number: 20210304934
    Abstract: To provide a ferrite sintered magnet having a high residual magnetic flux density (Br) and a high coercive force (HcJ), and also able to produce at a low cost. The ferrite sintered magnet includes a hexagonal M-type ferrite including A, R, Fe, and Co in an atomic ratio of A1-xRx(Fe12-yCoy)zO19. A is at least one selected from Sr, Ba, and Pb. R is La only or La and at least one selected from rare earth elements. 0.13?x?0.23, 10.80?(12?y)z?12.10, and 0.13?yz?0.20 are satisfied.
    Type: Application
    Filed: March 11, 2021
    Publication date: September 30, 2021
    Applicant: TDK CORPORATION
    Inventors: Shogo MUROYA, Yoshitaka MURAKAWA, Hiroyuki MORITA, Masanori IKEDA
  • Publication number: 20210304935
    Abstract: To provide a ferrite sintered magnet having a high residual magnetic flux density (Br), a high coercive force (HcJ), a good production stability, and also able to produce at a low cost. The ferrite sintered magnet includes a hexagonal M-type ferrite including A, R, Fe, and Co in an atomic ratio of A1-xRx(Fe12-yCoy)zO19. A is at least one selected from Sr, Ba, and Pb. R is La only or La and at least one selected from rare earth elements. 0.14?x?0.22, 11.60?(12-y)z?11.99, and 0.13?yz?0.17 are satisfied. 0.30?Mc?0.63 is satisfied in which Mc is CaO content (mass %) converted from a content of Ca included in the ferrite sintered magnet.
    Type: Application
    Filed: March 15, 2021
    Publication date: September 30, 2021
    Applicant: TDK CORPORATION
    Inventors: Shogo MUROYA, Yoshitaka MURAKAWA, Hiroyuki MORITA, Masanori IKEDA
  • Publication number: 20210296030
    Abstract: A ferrite sintered magnet including 0.010 mass % or more and 0.090 mass % or less of Mg in terms of MgO.
    Type: Application
    Filed: March 11, 2021
    Publication date: September 23, 2021
    Applicant: TDK CORPORATION
    Inventors: Hiroyuki MORITA, Masanori IKEDA, Yoshitaka MURAKAWA, Shogo MUROYA
  • Publication number: 20210296032
    Abstract: A ferrite sintered magnet including ferrite grains having a hexagonal crystal structure. The ferrite grains satisfy 0.56?W?0.68 where W is an average value of circularities of the ferrite grains in a cross section parallel to an axis of easy magnetization.
    Type: Application
    Filed: March 19, 2021
    Publication date: September 23, 2021
    Applicant: TDK CORPORATION
    Inventors: Masanori IKEDA, Hiroyuki MORITA, Yoshitaka MURAKAWA, Shogo MUROYA
  • Patent number: 11110396
    Abstract: An object is to provide a means for suppressing a deterioration in catalytic performance even after being exposed to high temperature exhaust gas containing a phosphorus compound for a long period of time. An exhaust gas purifying catalyst including palladium supported on cerium-aluminum composite oxide containing cerium at from 3 to 60% by mass in terms of cerium oxide.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: September 7, 2021
    Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
    Inventors: Shigekazu Minami, Masanori Ikeda, Yuta Akasaka, Hirotaka Kuno, Hideki Goto
  • Publication number: 20210231508
    Abstract: According to one embodiment, a semiconductor device 1 includes a temperature sensor module 10 that outputs a non-linear digital value with respect to temperature and a substantially linear sensor voltage value with respect to the temperature, a storage unit 30 that stores the temperature, the digital value, and the sensor voltage value, and a controller 40 that calculates a characteristic formula using the temperature, the digital value, and the sensor voltage value stored in the storage unit 30, in which the temperature, the digital value, and the sensor voltage value stored in the storage unit 30 include absolute temperature under measurement of absolute temperature, the digital value at the absolute temperature, and the sensor voltage value at the absolute temperature.
    Type: Application
    Filed: April 16, 2021
    Publication date: July 29, 2021
    Inventors: Masanori IKEDA, Tadashi KAMEYAMA
  • Patent number: 11009407
    Abstract: According to one embodiment, a semiconductor device 1 includes a temperature sensor module 10 that outputs a non-linear digital value with respect temperature and a substantial linear sensor voltage value with respect to the temperature, a storage unit 30 that stores the temperature, the digital value, and the sensor voltage value, and a controller 40 that calculates a characteristic formula using the temperature, the digital value, and the sensor voltage value stored in the storage 30, in which the temperature, the digital value, and the sensor voltage value stored in the storage unit 30 include absolute temperature under measurement of absolute temperature, the digital value at the absolute temperature, and the sensor voltage value at the absolute temperature.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: May 18, 2021
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventors: Masanori Ikeda, Tadashi Kameyama
  • Patent number: 10987372
    Abstract: It is an object of the present invention to provide a novel therapeutic agent for hepatoma viruses. Specifically, the present invention relates to an anti-hepatoma virus agent, containing as an active ingredient a compound represented by the following Formula (I) or a pharmaceutically acceptable salt thereof: (wherein R1 is fluorine or hydrogen).
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: April 27, 2021
    Assignees: KAGOSHIMA UNIVERSITY, NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY, DAIKIN INDUSTRIES, LTD.
    Inventors: Masanori Ikeda, Midori Takeda, Masanori Baba, Nobuyuki Kato
  • Publication number: 20210118598
    Abstract: A ferrite sintered magnet 100 comprises M-type ferrite crystal grains 4 and multiple-crystal grain boundaries 6b surrounded by three or more of the M-type ferrite crystal grains 4. The ferrite sintered magnet 100 contains at least Fe, Ca, B, and Si, and contains 0.005 to 0.9 mass % of B in terms of B2O3. The multiple-crystal grain boundaries 6b contain Si and Ca, and in a case where the molar ratio of Ca to Si in the multiple-crystal grain boundaries 6b is represented by (Ca/Si)G, the following formula is satisfied. 0.1<(Ca/Si)G<0.
    Type: Application
    Filed: October 14, 2020
    Publication date: April 22, 2021
    Applicant: TDK Corporation
    Inventors: Yoshitaka MURAKAWA, Hiroyuki MORITA, Masanori IKEDA, Shogo MUROYA, Tomokazu ISHIKURA
  • Patent number: 10967362
    Abstract: A catalyst for purification of exhaust gas containing a phosphorus compound includes: a lower catalyst layer containing at least one of noble metal provided on a refractory three-dimensional structure; and an upper catalyst layer at an inflow side of exhaust gas and an upper catalyst layer at an outflow side of exhaust gas provided on a surface of the lower catalyst layer. The upper catalyst layer at the inflow side and the upper catalyst layer at the outflow side have different concentrations of noble metal. The catalyst has an intermediate zone with a length of 3 to 23% of the overall length of the refractory three-dimensional structure provided between the upper catalyst layer at the inflow side and the upper catalyst layer at the outflow side. The intermediate zone starts from a position 10 to 38% from an end face of the catalyst at the inflow side of exhaust gas.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: April 6, 2021
    Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
    Inventors: Hirotaka Kuno, Masashi Nakashima, Yuzo Hamada, Masanori Ikeda
  • Publication number: 20210090768
    Abstract: The present invention provides a ferrite sintered magnet comprising ferrite crystal grains having a hexagonal structure, wherein the ferrite sintered magnet comprises metallic elements at an atomic ratio represented by formula (1). In formula (1), R is at least one element selected from the group consisting of Bi and rare-earth elements, and R comprises at least La. In formula (1), w, x, z and m satisfy formulae (2) to (5). The above-mentioned ferrite sintered magnet further has a coefficient of variation of a size of the crystal grains in a section parallel to a c axis of less than 45%. Ca1-w-xRwSrxFezCom??(1) 0.360?w=0.420??(2) 0.110?x?0.173??(3) 8.51?z?9.71??(4) 0.208?m?0.
    Type: Application
    Filed: September 21, 2020
    Publication date: March 25, 2021
    Applicant: TDK Corporation
    Inventors: Tomokazu ISHIKURA, Masanori IKEDA, Yoshitaka MURAKAWA, Hiroyuki MORITA, Shogo MUROYA
  • Publication number: 20200312496
    Abstract: A ferrite sintered magnet 100 comprises M-type ferrite crystal grains 4 having a hexagonal structure, two-crystal grain boundaries 6a formed between two of the M-type ferrite crystal grains 4, and multiple-crystal grain boundaries 6b surrounded by three or more of the M-type ferrite crystal grains 4. This ferrite sintered magnet 100 contains at least Fe, Ca, B, and Si, and contains B in an amount of 0.005 to 0.9 mass % in terms of B2O3, the two-crystal grain boundaries 6a and the multiple-crystal grain boundaries 6b contain Si and Ca, and in a cross-section parallel to a c-axis of the ferrite sintered magnet, when the number of multiple-crystal grain boundaries 6b having a maximum length of 0.49 to 5 ?m per cross-sectional area of 76 ?m2 is N, N is 7 or less.
    Type: Application
    Filed: March 23, 2020
    Publication date: October 1, 2020
    Applicant: TDK Corporation
    Inventors: Yoshitaka MURAKAWA, Shogo MUROYA, Hiroyuki MORITA, Masanori IKEDA
  • Publication number: 20200312494
    Abstract: A ferrite sintered magnet 100 comprises M-type ferrite crystal grains 4 having a hexagonal crystal structure, two-crystal grain boundaries 6a formed between two of the M-type ferrite crystal grains 4, and multiple-crystal grain boundaries 6b surrounded by three or more of the M-type ferrite crystal grains 4. This ferrite sintered magnet 100 contains at least Fe, Ca, B, and Si, and contains B in an amount of 0.005 to 0.9 mass % in terms of B2O3, the two-crystal grain boundaries 6a and the multiple-crystal grain boundaries 6b contain Si and Ca, and in a cross-section parallel to a c-axis of the ferrite sintered magnet, when the number of multiple-crystal grain boundaries having a maximum length of 0.088 or more and less than 0.49 ?m per cross-sectional area of 76 ?m2 is P, P is 8 or more.
    Type: Application
    Filed: March 20, 2020
    Publication date: October 1, 2020
    Applicant: TDK Corporation
    Inventors: Yoshitaka MURAKAWA, Shogo MUROYA, Hiroyuki MORITA, Masanori IKEDA
  • Publication number: 20200312497
    Abstract: This ferrite sintered magnet comprises ferrite phases having a magnetoplumbite type crystal structure. This magnet comprises an element R, an element M, Fe, Co, B, Mn and Cr, the element R is at least one element selected from rare earth elements including Y, the element M is at least one element selected from the group consisting of Ca, Sr and Ba, with Ca being an essential element, and when an atomic composition of metallic elements is represented by R1-xMxFem-yCoy, x, y and m satisfy formulae: 0.2?x?0.8??(1) 0.1?y?0.65??(2) 3?m<14??(3). Additionally, a content of B is 0.1 to 0.4% by mass in terms of B2O3, a content of Mn is 0.15 to 1.02% by mass in terms of MnO, and a content of Cr is 0.02 to 2.01% by mass in terms of Cr2O3.
    Type: Application
    Filed: March 20, 2020
    Publication date: October 1, 2020
    Applicant: TDK Corporation
    Inventors: Shogo MUROYA, Yoshitaka MURAKAWA, Hiroyuki MORITA, Masanori IKEDA
  • Publication number: 20200312495
    Abstract: A ferrite sintered magnet comprising an M type Sr ferrite having a hexagonal structure as a main phase, wherein the ferrite sintered magnet comprises La and Co, a content of B is 0.005 to 0.9% by mass in terms of B2O3, a content of Zn is 0.01 to 1.2% by mass in terms of ZnO, and the ferrite sintered magnet satisfies [La]/[Zn]?0.79 and [Co]/[Zn]?0.67 when an atomic concentration of La is represented by [La], an atomic concentration of Co is represented by [Co], and an atomic concentration of Zn is represented by [Zn].
    Type: Application
    Filed: March 20, 2020
    Publication date: October 1, 2020
    Applicant: TDK Corporation
    Inventors: Yoshitaka MURAKAWA, Shogo MUROYA, Hiroyuki MORITA, Masanori IKEDA
  • Publication number: 20200312493
    Abstract: A ferrite sintered magnet comprising an M type Sr ferrite having a hexagonal structure as a main phase, wherein the ferrite sintered magnet does not substantially comprise a rare earth element and Co, a content of B is 0.005 to 0.9% by mass in terms of B2O3, and a content of Zn is 0.01 to 1.2% by mass in terms of ZnO.
    Type: Application
    Filed: March 19, 2020
    Publication date: October 1, 2020
    Applicant: TDK Corporation
    Inventors: Yoshitaka MURAKAWA, Shogo MUROYA, Hiroyuki MORITA, Masanori IKEDA