Patents by Inventor Katsutoshi Sato

Katsutoshi Sato 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: 20240120996
    Abstract: An optical transmitter includes: an optical modulator of a Mach-Zehnder type using an InP-based material; a bias controller configured to control a DC bias applied to the optical modulator; a monitor configured to monitor output light of the optical modulator to generate a monitor signal; and a corrector configured to correct a gain of the monitor signal in a direction in which wavelength dependency of insertion loss of the optical modulator is compensated according to a wavelength at a preceding stage of bias control by the bias controller.
    Type: Application
    Filed: August 1, 2023
    Publication date: April 11, 2024
    Applicant: Fujitsu Limited
    Inventors: Hideyuki MATSUURA, Kosuke KOMAKI, Hidetoshi SATO, Katsutoshi ISHIDOU
  • Publication number: 20240116770
    Abstract: A metal-supported material including a transition metal excluding Group 4 elements supported on a binary composite oxide. The composite oxide includes a metal element expressed by AnXy, where A represents a lanthanoid that is in a partially or entirely trivalent state, X represents an element that is a Group-2 element in a periodic table selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid, and that is different from A, n satisfies 0<n<1, y satisfies 0<y<1, m satisfies 0?m<1, and n+y=1. The composite oxide includes a solid solution that is a tetragonal crystal or a cubic crystal, and a ratio of a value (Dads) of a dispersion degree of the transition metal obtained by an H2 pulse chemical adsorption method to a value (DTEM) of the dispersion degree predicted from an average particle diameter of particles of the transition metal obtained from a TEM image satisfies 0<Dads/DTEM<1.
    Type: Application
    Filed: December 1, 2023
    Publication date: April 11, 2024
    Inventors: Katsutoshi Nagaoka, Yuta Ogura, Katsutoshi Sato
  • Patent number: 11949833
    Abstract: An object of one embodiment of the present invention is to accurately derive an inclination of a line image sensor. One embodiment of the present invention is an image reading apparatus including: a line image sensor in which reading elements for reading an image are arrayed in a predetermined direction; a first derivation unit configured to, based on read data acquired by reading a chart on which a plurality of dot patterns is printed with the line image sensor, derive coordinates of each of the plurality of dot patterns; a second derivation unit configured to derive an inclination angle of the line image sensor based on the coordinates derived by the first derivation unit; and a first calculation unit configured to calculate a first correction value for correcting the inclination of the line image sensor based on the inclination angle derived by the second derivation unit.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: April 2, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuki Kamio, Katsutoshi Miyahara, Yuichi Sato, Takahiro Ode
  • Publication number: 20240087825
    Abstract: A pressing operation body includes an inversion spring having a dome shape; and a rubber stem configured to bend in response to pressing and press the inversion spring. The inversion spring includes a dome portion, and a plurality of leg portions that are extended outward from an outer peripheral edge of the dome portion. The rubber stem includes a base portion configured to support a lower edge of the rubber stem. The base portion includes a plurality of retaining portions configured to retain the plurality of leg portions of the inversion spring.
    Type: Application
    Filed: November 14, 2023
    Publication date: March 14, 2024
    Inventors: Hidetaka SATO, Katsutoshi USUI, Daichi TOMITA, Hideyuki ISHIDA
  • Patent number: 11919570
    Abstract: To simultaneously avoid contact with a front subframe and secure a connection space for a harness, a front subframe has a right and left pair of side frame sections, each of which is located in front of and below a dashboard. A converter and a vehicle component are provided behind a rear end portion of one of the side frame sections. The converter is arranged along a lower surface of a floor panel, and the vehicle component is arranged adjacent to rear of the converter. The converter is arranged in a vertically inclined state, a front-end portion of the converter is located higher than the rear end portion of the side frame section, and a rear end portion of the converter is located lower than the vehicle component.
    Type: Grant
    Filed: February 7, 2022
    Date of Patent: March 5, 2024
    Assignee: MAZDA MOTOR CORPORATION
    Inventors: Masanao Sato, Katsutoshi Noguchi, Tomokazu Murakami, Yudai Kawaguchi
  • Patent number: 11866342
    Abstract: A composite having a composition expressed by AnXyMm wherein, A represents a lanthanoid that is in a trivalent state at least partially or entirely, X represents an element that is a Group-2 element in the periodic table selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A, M represents an element that is a Group-1 element in the periodic table, a Group-2 element selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A and X, n satisfies 0<n<1, y satisfies 0<y<1, m satisfies 0?m<1, and n+y+m=1.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: January 9, 2024
    Assignee: Japan Science and Technology Agency
    Inventors: Katsutoshi Nagaoka, Yuta Ogura, Katsutoshi Sato
  • Publication number: 20230347320
    Abstract: A composite oxide including an oxide of a metal element L and an oxide of a metal element N, and represented by a composition of general formula LnN1-n, wherein the metal element L is a Group 1 element, a Group 2 element, or a Group 1 element and a Group 2 element, the metal element N comprises a Group 1 or Group 2 element other than the metal element L, n is 0.001 or more and 0.300 or less, the oxide of the metal element L and the oxide of the metal element N form no solid solution, and oxide particles of the metal element L are deposited on surfaces of oxide particles of the metal element N. Also, a metal-carrier material and an ammonia synthesis catalyst having, supported on this composite oxide, particles of at least one metal M selected from the group consisting of cobalt, iron, and nickel.
    Type: Application
    Filed: January 29, 2021
    Publication date: November 2, 2023
    Inventors: Katsutoshi Nagaoka, Yuta Ogura, Katsutoshi Sato, Shin-ichiro Miyahara
  • Publication number: 20210246041
    Abstract: A composite oxide including a metal element represented by the composition of general formula: AnXy, represents an element selected from the group consisting of Sc, Y, and a trivalent lanthanoid; X represents an element selected from the group consisting of Ca, Sr, and Ba; n is 0<n<1; y is 0<y<1; and n+y=1. Also, a metal-supported material in which cobalt particles are supported on the composite oxide.
    Type: Application
    Filed: May 7, 2019
    Publication date: August 12, 2021
    Inventors: Katsutoshi Nagaoka, Yuta Ogura, Katsutoshi Sato
  • Publication number: 20200247682
    Abstract: A composite having a composition expressed by AnXyMm wherein, A represents a lanthanoid that is in a trivalent state at least partially or entirely, X represents an element that is a Group-2 element in the periodic table selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A, M represents an element that is a Group-1 element in the periodic table, a Group-2 element selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A and X, n satisfies 0<n<1, y satisfies 0<y<1, m satisfies 0?m<1, and n+y+m=1.
    Type: Application
    Filed: September 18, 2018
    Publication date: August 6, 2020
    Inventors: Katsutoshi Nagaoka, Yuta Ogura, Katsutoshi Sato
  • Patent number: 10487170
    Abstract: A polycondensation product containing a phenolic copolymer useful for a hydraulic-composition dispersant that has stable dispersability and can obtain a prescribed fluidity, including a copolymer obtained by polycondensing a monomeric mixture including compounds A-D of formulas (A)-(D). A hydraulic-composition dispersant containing the product or copolymer. In the formulas, A1O, A2O, A3O, and A4O represent a C2-4 alkylene oxide group; m, n represent a number from 0 to 300 and m+n?1; p, q represent a number from 1 to 300; X represents a hydrogen atom, alkyl group, or C1-24 acyl group; R0, R1 represent a hydrogen atom, alkyl group or alkenyl group; Y1, Y2 represent a hydrogen atom, phosphoester group, or sulfate ester group; Y3 represents a phosphoester or a sulfate ester group; R2 represents a hydrogen atom, carboxyl group, C1-10 alkyl group, C2-10 alkenyl group, phenyl group, napthyl group, or heterocyclic group; r represents a number from 1-100.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: November 26, 2019
    Assignee: TOHO CHEMICAL INDUSTRY CO., LTD.
    Inventors: Akira Suga, Katsutoshi Sato, Tomohisa Okada, Taro Tsushima
  • Patent number: 10328343
    Abstract: A game apparatus being a non-limiting example information processing apparatus includes a display, and a game screen of a baseball game is displayed on the display. In a defensive (fielding team) side, in the game screen, a batter object and a catcher object are displayed, and an index object is displayed in front of the catcher object. Using the index object, a player designates a target position of a position that a ball object is to be thrown (pitching course) and a pitch type of the ball object, and instructs pitching. Even if the player designates the target position and the pitch type in any order, the target position and the pitch type can be set according to a designated order.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: June 25, 2019
    Assignee: NINTENDO CO., LTD.
    Inventors: Toshiharu Izuno, Shinya Saito, Naohiro Hayashi, Kenji Fujioka, Katsutoshi Sato
  • Publication number: 20180223028
    Abstract: A polycondensation product containing a phenolic copolymer useful for a hydraulic-composition dispersant that has stable dispersability and can obtain a prescribed fluidity, including a copolymer obtained by polycondensing a monomeric mixture including compounds A-D of formulas (A)-(D). A hydraulic-composition dispersant containing the product or copolymer. In the formulas, A1O, A2O, A3O, and A4O represent a C2-4 alkylene oxide group; m, n represent a number from 0 to 300 and m+n?1; p, q represent a number from 1 to 300; X represents a hydrogen atom, alkyl group, or C1-24 acyl group; R0, R1 represent a hydrogen atom, alkyl group or alkenyl group; Y1, Y2 represent a hydrogen atom, phosphoester group, or sulfate ester group; Y3 represents a phosphoester or a sulfate ester group; R2 represents a hydrogen atom, carboxyl group, C1-10 alkyl group, C2-10 alkenyl group, phenyl group, napthyl group, or heterocyclic group; r represents a number from 1-100.
    Type: Application
    Filed: August 4, 2016
    Publication date: August 9, 2018
    Applicant: TOHO CHEMICAL INDUSTRY CO., LTD.
    Inventors: Akira SUGA, Katsutoshi SATO, Tomohisa OKADA, Taro TSUSHIMA
  • Patent number: 9962683
    Abstract: The present invention provides an alloy fine particle including palladium and ruthenium, the alloy fine particle including at least one first phase in which the palladium is more abundant than the ruthenium and at least one second phase in which the ruthenium is more abundant than the palladium, the at least one first phase and the at least one second phase being separated by a phase boundary, the palladium and the ruthenium being distributed in the phase boundary in such a manner that the molar ratio of the palladium and the ruthenium continually changes, a plurality of crystalline structures being present together in the phase boundary.
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: May 8, 2018
    Assignees: Kyoto University, OITA UNIVERSITY, KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Hiroshi Kitagawa, Kohei Kusada, Hirokazu Kobayashi, Katsutoshi Nagaoka, Katsutoshi Sato, Syo Matsumura, Tomokazu Yamamoto
  • Publication number: 20180071719
    Abstract: The present invention provides a rare earth oxide-supported noble metal catalyst which has a high catalytic activity, is greatly improved in the ammonia production activity per weight of the catalyst and per amount of the supported metal, and enables the synthesis of ammonia under mild conditions. The catalyst according to the present invention is characterized in that ruthenium is supported in a layered form on a praseodymium oxide carrier. The catalyst according to the present invention can be produced by burning a praseodymium oxide precursor at a lower temperature, then at a medium temperature and then at a higher temperature to produce praseodymium oxide, then agitating the resultant praseodymium oxide together with a ruthenium supply source in a solvent, then removing the solvent from the mixture, and then burning the resultant product.
    Type: Application
    Filed: February 19, 2016
    Publication date: March 15, 2018
    Inventors: Katsutoshi NAGAOKA, Kazuya IMAMURA, Katsutoshi SATO
  • Publication number: 20180036634
    Abstract: A game apparatus being a non-limiting example information processing apparatus includes a display, and a game screen of a baseball game is displayed on the display. In a defensive (fielding team) side, in the game screen, a batter object and a catcher object are displayed, and an index object is displayed in front of the catcher object. Using the index object, a player designates a target position of a position that a ball object is to be thrown (pitching course) and a pitch type of the ball object, and instructs pitching. Even if the player designates the target position and the pitch type in any order, the target position and the pitch type can be set according to a designated order.
    Type: Application
    Filed: August 1, 2017
    Publication date: February 8, 2018
    Inventors: Toshiharu IZUNO, Shinya SAITO, Naohiro HAYASHI, Kenji FUJIOKA, Katsutoshi SATO
  • Publication number: 20170259247
    Abstract: The present invention provides an alloy fine particle including palladium and ruthenium, the alloy fine particle including at least one first phase in which the palladium is more abundant than the ruthenium and at least one second phase in which the ruthenium is more abundant than the palladium, the at least one first phase and the at least one second phase being separated by a phase boundary, the palladium and the ruthenium being distributed in the phase boundary in such a manner that the molar ratio of the palladium and the ruthenium continually changes, a plurality of crystalline structures being present together in the phase boundary.
    Type: Application
    Filed: September 9, 2015
    Publication date: September 14, 2017
    Applicants: Kyoto University, OITA UNIVERSITY, KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Hiroshi KITAGAWA, Kohei KUSADA, Hirokazu KOBAYASHI, Katsutoshi NAGAOKA, Katsutoshi SATO, Syo MATSUMURA, Tomokazu YAMAMOTO
  • Patent number: 9756763
    Abstract: To provide a cooling fluid supply apparatus capable of continuing cooling a heat load even when supply of a cooling fluid stops while the heat load is running. A cooling fluid circulation path connecting a cooling fluid supply apparatus and a heat load and a heat-dissipating fluid circulation path connecting the cooling fluid supply apparatus and a heat-dissipating fluid supply apparatus are connected with bypass pipes and disposed therebetween. When a cooling fluid is supplied from the cooling fluid supply apparatus to the heat load, the cooling fluid circulation path and heat-dissipating fluid circulation path are disconnected by closing the bypass pipes and by using the overheating prevention valves.
    Type: Grant
    Filed: February 1, 2016
    Date of Patent: September 5, 2017
    Assignee: SMC CORPORATION
    Inventors: Fumiaki Shimizu, Hideo Morita, Katsutoshi Sato
  • Patent number: 9452417
    Abstract: The catalyst disclosed is a catalyst including palladium-ruthenium alloy fine particles in which palladium and ruthenium form a solid solution. The palladium-ruthenium alloy fine particles used in this catalyst can be produced by a production method including the step of maintaining a solution containing a protective agent, a reducing agent, a palladium compound or palladium ions, and a ruthenium compound or ruthenium ions at a temperature equal to or higher than a predetermined temperature.
    Type: Grant
    Filed: September 18, 2013
    Date of Patent: September 27, 2016
    Assignee: Japan Science and Technology Agency
    Inventors: Hiroshi Kitagawa, Kohei Kusada, Katsutoshi Nagaoka, Katsutoshi Sato, Md. Shahajahan Kutubi
  • Publication number: 20160244365
    Abstract: There is provided a gypsum dispersant and a gypsum additive that improve the fluidity of gypsum slurry even if gypsum raw materials used are different in quality and that do not induce delay of curing of gypsum slurry. A gypsum dispersant, characterized by comprising: (A) a polycarboxylic acid polymer; and (B) a polyamide polyamine obtained by a reaction of a polyalkylene polyamine and a dibasic acid as essential components, and/or an alkylene oxide adduct of the polyamide polyamine.
    Type: Application
    Filed: April 7, 2016
    Publication date: August 25, 2016
    Inventors: Akira Ikeda, Seiichi Koshisaka, Katsutoshi Sato
  • Publication number: 20160234969
    Abstract: To provide a cooling fluid supply apparatus capable of continuing cooling a heat load even when supply of a cooling fluid stops while the heat load is running. A cooling fluid circulation path connecting a cooling fluid supply apparatus and a heat load and a heat-dissipating fluid circulation path connecting the cooling fluid supply apparatus and a heat-dissipating fluid supply apparatus are connected with bypass pipes and disposed therebetween. When a cooling fluid is supplied from the cooling fluid supply apparatus to the heat load, the cooling fluid circulation path and heat-dissipating fluid circulation path are disconnected by closing the bypass pipes and by using the overheating prevention valves.
    Type: Application
    Filed: February 1, 2016
    Publication date: August 11, 2016
    Applicant: SMC CORPORATION
    Inventors: Fumiaki SHIMIZU, Hideo Morita, Katsutoshi Sato