Patents by Inventor Yoshiyuki Wada

Yoshiyuki Wada 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: 11964960
    Abstract: The various examples presented herein are directed to compounds of the formula A-L1-Het1-L2-Cy1 or a pharmaceutical acceptable salt, polymorph, prodrug, solvate or clathrate thereof, wherein: A is cycloalkyl, aryl, arylalkyl or heterocyclyl; Het1 is heterocyclyl containing at least two heteroatoms; Cy1 is a heterocyclyl; L1 is a bond, alkyl, alkenyl or alkynyl linker; L2 is an acyl or alkyl linker; and A and Cy1 are different. The compounds are useful in the treatment of fibrotic diseases, abnormal vascular leak and pathological angiogenesis.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: April 23, 2024
    Assignees: Cornell University, Tri-Institutional Therapeutics Discovery Institute
    Inventors: Timothy Hla, Irina Jilishitz, Peter Meinke, Andrew Stamford, Michael Foley, Ayumu Sato, Yasufimi Wada, Yoshiyuki Fukase, Asato Kina, Hiroki Takahagi, Hideyuki Igawa, William J. Polvino
  • Publication number: 20230335760
    Abstract: This catalyst for electrodes comprises: a porous carbon support which has nanopores having a pore diameter of from 1 nm to 20 nm; and a plurality of catalyst particles which are supported by the support. The catalyst particles contain Pt (zerovalent), and are supported by both inner portions and outer portions of the nanopores of the support. If an analysis of the particle size distribution of the catalyst particles is performed using three-dimensional reconstructed images obtained through a STEM-based electron tomography measurement, the proportion of the catalyst particles supported by the inner portions of the nanoparticles is 50% or more: at least one nanopore is formed in a cubic image having a side of from 20 nm to 50 nm, said cubic image being obtained from a three-dimensional reconstructed image of a catalyst aggregate; and this nanopore has the shape of a continuously extending interconnected pore.
    Type: Application
    Filed: September 28, 2021
    Publication date: October 19, 2023
    Applicant: N.E. CHEMCAT CORPORATION
    Inventors: Yasuhiro Seki, Tomoteru Mizusaki, Kiyotaka Nagamori, Satoshi Aoki, Makoto Nishibetto, Yoshiyuki Wada, Yoko Nakamura
  • Patent number: 11745969
    Abstract: A sheet space-detecting device detects a space between a rear end of a preceding first fiber reinforced plastic sheet and a front end of a following second fiber reinforced plastic sheet in a conveyance path for fiber reinforced plastic sheets and includes: a light-detecting sensor that projects detection light on an area including the rear end of the first fiber reinforced plastic sheet, the front end of the second fiber reinforced plastic sheet, and a reference surface exposed from the space and receives reflected light thereof; and a spacer that supports the rear end of the first fiber reinforced plastic sheet and the front end of the second fiber reinforced plastic sheet in a state where the rear end and the front end are separated from the reference surface, in an area including at least a light-projected area on which the detection light is projected.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: September 5, 2023
    Assignee: IHI CORPORATION
    Inventors: Shotaro Suzuki, Kensuke Hirata, Yoshiyuki Wada, Hironori Yui, Itaru Dairaku
  • Publication number: 20230231148
    Abstract: Provided is a catalyst for electrode that has excellent catalytic activity and that is capable of contributing toward lower PEFC costs. This catalyst for electrode includes: a hollow carbon support having nanopores with a pore diameter of 1 to 20 nm; and a plurality of catalyst particles supported on the support. The catalyst particles are supported both inside and outside the nanopores of the support, are composed of (zerovalent) Pt, and when analysis of the particle size distribution of the catalyst particles is performed using three-dimensional, reconstructed images obtained through STEM-based electron tomography measurement, the percentage of catalyst particles supported inside the nanopores is 50% or more.
    Type: Application
    Filed: March 16, 2021
    Publication date: July 20, 2023
    Applicant: N.E. CHEMCAT CORPORATION
    Inventors: Yoshiyuki Wada, Tomoteru Mizusaki, Kiyotaka Nagamori, Satoshi Aoki, Makoto Nishibetto, Yasuhiro Seki
  • Publication number: 20230170186
    Abstract: Disclosed is a plasma processing apparatus 10 including a chamber 11, a stage 12, a dielectric member 13, a cover 14, a gas introduction path 15, and an induction coil 16. The induction coil 16 includes a first induction coil 17 installed so as to overlap a central region R1 of the dielectric member 13, and a second induction coil 18 installed so as to overlap a peripheral region R2 outside the central region R1 of the dielectric member 13. The cover 14 has a first gas hole 14c formed at a position overlapping the central region R1 and a second gas hole 14d formed at a position overlapping the peripheral region R2. The gas introduction path 15 has a first gas introduction path 15a communicating with the first gas hole 14c and a second gas introduction path 15b communicating with the second gas hole 14d.
    Type: Application
    Filed: November 17, 2022
    Publication date: June 1, 2023
    Inventors: Shogo OKITA, Yoshiyuki WADA, Takahiro MIYAI, Naoaki TAKEDA, Toshihiro WADA, Toshiyuki TAKASAKI
  • Publication number: 20230126404
    Abstract: The present invention provides an electrode catalyst which has excellent catalytic activity, and which can contribute to reducing the cost of a polymer electrolyte fuel cell (PEFC). According to the present invention, an electrode catalyst includes a hollow carrier including nanopores having a pore size of 1 to 20 nm, and a plurality of catalyst particles. The catalyst particles are supported both inside and outside the nanopores of the carrier, and comprise (zero-valent) Pt, and when a particle size distribution analysis of the catalyst particles is carried out using a three-dimensional reconstructed image obtained by electron beam tomography measurement employing STEM, the conditions of formula (S1): 100×(N10/N20)?8.0 are satisfied (in the formula, N10 is the number of noble metal particles not in contact with a pore having a pore size of 1 nm or more, and N20 is the number of catalyst particles supported inside the nanopores of the carrier).
    Type: Application
    Filed: March 16, 2021
    Publication date: April 27, 2023
    Applicant: N.E. CHEMCAT CORPORATION
    Inventors: Yoshiyuki Wada, Tomoteru Mizusaki, Kiyotaka Nagamori, Satoshi Aoki, Hiroki Shiina, Yasuhiro Seki
  • Publication number: 20220111367
    Abstract: Provided is a hydrogenation catalyst for an amide compound, containing hydroxyapatite and platinum and vanadium that are fixed on the hydroxyapatite, 15 to 80% of the surface of the platinum being covered with vanadium. The hydrogenation catalyst can promote a reduction reaction in which an amide compound is converted into an amine compound, can be used under mild conditions, and has such durability that the catalyst can be repeatedly used while retaining a high activity.
    Type: Application
    Filed: August 30, 2019
    Publication date: April 14, 2022
    Applicants: OSAKA UNIVERSITY, N.E. CHEMCAT CORPORATION
    Inventors: Kiyotomi KANEDA, Takato MITSUDOME, Miho KIMURA, Yukio TAKAGI, Yoshiyuki WADA
  • Publication number: 20210380594
    Abstract: The present invention provides a method for producing a compound represented by formula (2), comprising at least a step of preparing a compound represented by formula (1) and a step of reacting the compound represented by formula (1) with a hydrogen source using a catalyst, wherein R1 and R2 are each independently an alkyl group.
    Type: Application
    Filed: October 7, 2019
    Publication date: December 9, 2021
    Applicants: N.E. CHEMCAT CORPORATION, OSAKA UNIVERSITY
    Inventors: Kiyotomi KANEDA, Takato MITSUDOME, Yoshiyuki WADA, Yukio TAKAGI
  • Publication number: 20210188580
    Abstract: A sheet space-detecting device detects a space between a rear end of a preceding first fiber reinforced plastic sheet and a front end of a following second fiber reinforced plastic sheet in a conveyance path for fiber reinforced plastic sheets and includes: a light-detecting sensor that projects detection light on an area including the rear end of the first fiber reinforced plastic sheet, the front end of the second fiber reinforced plastic sheet, and a reference surface exposed from the space and receives reflected light thereof; and a spacer that supports the rear end of the first fiber reinforced plastic sheet and the front end of the second fiber reinforced plastic sheet in a state where the rear end and the front end are separated from the reference surface, in an area including at least a light-projected area on which the detection light is projected.
    Type: Application
    Filed: December 5, 2018
    Publication date: June 24, 2021
    Applicant: IHI Corporation
    Inventors: Shotaro SUZUKI, Kensuke HIRATA, Yoshiyuki WADA, Hironori YUI, Itaru DAIRAKU
  • Patent number: 10837642
    Abstract: Provided are a combustor nozzle, a gas turbine combustor, a gas turbine, a cover ring, and a combustor nozzle manufacturing method. The combustor nozzle includes: a nozzle body provided with a fuel flow passage; a cover ring that is disposed on an outer side of the nozzle body so as to form air flow passages that allow air to jet out toward a front side; and fuel injection nozzles that are provided in a leading end part of the nozzle body at predetermined intervals in a circumferential direction and extend through the cover ring so as to be able to inject fuel from the fuel flow passage toward the front side.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: November 17, 2020
    Assignee: MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    Inventors: Masaki Mitani, Koshiro Fukumoto, Toshihiko Saito, Mitsunori Isono, Dai Morishige, Nobuyuki Izutsu, Hiroyuki Yamasaki, Yoshiyuki Wada
  • Publication number: 20200299239
    Abstract: An aromatic nitro compound has a structure in which a nitro group and a halogen atom, in a separated state, are directly bonded as substituents to the ring structure of the same ring; a reaction composition is provided which, in a hydrogenation reaction of the nitro group of said aromatic nitro compound, allows selectively hydrogenating the nitro group, and sufficiently reducing the separation of the halogen atom from the ring; also provided is a reaction system that uses this reaction composition. This reaction composition includes a catalyst which, with the aforementioned aromatic nitro compound as reactant, is used in a hydrogenation reaction of at least one of the one or more nitro groups of said reactant. Further, the reaction composition includes a base and an organic solvent. The catalyst includes a carrier, and Fe oxide particles and Pt particles supported by the carrier.
    Type: Application
    Filed: February 15, 2017
    Publication date: September 24, 2020
    Applicant: N.E. CHEMCAT CORPORATION
    Inventors: Hiroyasu Suzuka, Tomoteru Mizusaki, Yusuke Nakaya, Yoshiyuki Wada, Yukio Takagi
  • Publication number: 20200290967
    Abstract: An aromatic nitro compound has a structure in which a nitro group and a halogen atom, in a separated state, are directly bonded as substituents to the ring structure of the same ring; a reaction composition is provided which, in a hydrogenation reaction of the nitro group of said aromatic nitro compound, allows selectively hydrogenating the nitro group, and sufficiently reducing the separation of the halogen atom from the ring; also provided is a reaction system that uses this reaction composition. This reaction composition includes a solvent, and a catalyst which, with the aforementioned aromatic nitro compound as reactant, is used in a hydrogenation reaction of at least one of the one or more nitro groups of said reactant. The catalyst includes a carrier, and Fe oxide particles and Pt particles supported by the carrier.
    Type: Application
    Filed: February 15, 2017
    Publication date: September 17, 2020
    Applicants: N.E. CHEMCAT CORPORATION, N.E. CHEMCAT CORPORATION
    Inventors: Hiroyasu Suzuka, Tomoteru Mizusaki, Yusuke Nakaya, Yoshiyuki Wada
  • Publication number: 20200290024
    Abstract: Provided is a catalyst mixture which, in a nitro group hydrogenation reaction of an aromatic nitro compound having a structure in which nitro groups and halogen atoms are directly bonded as substituents to a ring skeleton of the same ring while separated from each other, is capable of selectively hydrogenating the nitro groups and sufficiently reducing the removal of the halogen atoms from the ring. This catalyst mixture includes a catalyst which is used in a hydrogenation reaction of at least one among one or more nitro groups present in a reactant, which is an aromatic nitro compound having a structure in which one or more nitro groups and one or more halogen atoms are directly bonded as substituents to a ring skeleton of the same ring while separated from each other. This catalyst mixture further includes a base.
    Type: Application
    Filed: February 15, 2017
    Publication date: September 17, 2020
    Applicant: N.E. CHEMCAT CORPORATION
    Inventors: Tomoteru Mizusaki, Hiroyasu Suzuka, Yusuke Nakaya, Yoshiyuki Wada, Yukio Takagi
  • Patent number: 10611591
    Abstract: The present disclosure is a conveyor device which feeds a thin workpiece from an unwinding roll and conveys the thin workpiece on a conveyance path. The conveyor device includes first movable holding members, fixed holding members, a cutting device, second movable holding members, a first position sensor, and a first correction mechanism.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: April 7, 2020
    Assignee: IHI CORPORATION
    Inventors: Mareto Ishibashi, Yoshiyuki Wada, Kensuke Hirata, Noriaki Hasegawa
  • Patent number: 10266360
    Abstract: The present disclosure is a conveyor device which feeds a thin workpiece from an unwinding roll and conveys the thin workpiece on a conveyance path. The conveyor device includes first movable holding members, fixed holding members, a cutting device, second movable holding members, a first position sensor, and a first correction mechanism.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: April 23, 2019
    Assignee: IHI CORPORATION
    Inventors: Mareto Ishibashi, Yoshiyuki Wada, Kensuke Hirata, Noriaki Hasegawa
  • Publication number: 20180290850
    Abstract: The present disclosure is a conveyor device which feeds a thin workpiece from an unwinding roll and conveys the thin workpiece on a conveyance path. The conveyor device includes first movable holding members, fixed holding members, a cutting device, second movable holding members, a first position sensor, and a first correction mechanism.
    Type: Application
    Filed: June 12, 2018
    Publication date: October 11, 2018
    Applicant: IHI Corporation
    Inventors: Mareto ISHIBASHI, Yoshiyuki WADA, Kensuke HIRATA, Noriaki HASEGAWA
  • Publication number: 20180187891
    Abstract: Provided are a combustor nozzle, a gas turbine combustor, a gas turbine, a cover ring, and a combustor nozzle manufacturing method. The combustor nozzle includes: a nozzle body provided with a fuel flow passage; a cover ring that is disposed on an outer side of the nozzle body so as to form air flow passages that allow air to jet out toward a front side; and fuel injection nozzles that are provided in a leading end part of the nozzle body at predetermined intervals in a circumferential direction and extend through the cover ring so as to be able to inject fuel from the fuel flow passage toward the front side.
    Type: Application
    Filed: June 8, 2016
    Publication date: July 5, 2018
    Inventors: Masaki MITANI, Koshiro FUKUMOTO, Toshihiko SAITO, Mitsunori ISONO, Dai MORISHIGE, Nobuyuki IZUTSU, Hiroyuki YAMASAKI, Yoshiyuki WADA
  • Patent number: 9862560
    Abstract: The present disclosure is a tension control device which includes a pressing member configured to press an object in a noncontact manner by spraying a gas onto the object to which tension is applied, an actuator configured to vary a position of the pressing member, a pressure sensor configured to detect pressure of the gas, a gap sensor configured to detect a floating amount of the object from the pressing member, and a control unit configured to control the actuator based on a detected value of the pressure sensor and a detected value of the gap sensor.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: January 9, 2018
    Assignee: IHI CORPORATION
    Inventors: Mareto Ishibashi, Yoshiyuki Wada, Kensuke Hirata, Rui Oohashi
  • Patent number: 9609760
    Abstract: An electronic component mounting method including the steps of: providing a first electronic component having a principal surface provided with a plurality of bumps; providing a substrate having a placement area provided with a plurality of first electrodes corresponding to the plurality of bumps; applying flux to the plurality of bumps; applying flux to at least one of the first electrodes adjacent to at least one reinforcement position set on a peripheral portion of the placement area; dispensing a thermosetting resin onto the reinforcement position, and at least partially coating the first electrode adjacent to the reinforcement position, with the thermosetting resin; placing the first electronic component on the substrate such that the bumps land on the corresponding first electrodes, and thus bringing the thermosetting resin into contact with a peripheral edge portion of the first electronic component; and heating the substrate with the first electronic component placed thereon.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: March 28, 2017
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Tsubasa Saeki, Yoshiyuki Wada, Koji Motomura, Tadahiko Sakai
  • Patent number: 9516749
    Abstract: Disclosed is an electronic component-mounted structure including: a substrate, a conductive wiring pattern formed on a surface of the substrate, and an electronic component having an external terminal and being placed on the surface of the substrate at a mounting position including a terminal joint position of the conductive wiring pattern. The external terminal is joined to the conductive wiring pattern at the terminal joint position such that the external terminal is embedded in the conductive wiring pattern. Therefore, the junction between the external terminal and the conductive wiring pattern can have a high strength as compared with that obtained by joining the external terminal of the electronic component to the conductive wiring pattern merely on the surface of the conductive wiring pattern.
    Type: Grant
    Filed: February 21, 2013
    Date of Patent: December 6, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yoshiyuki Wada, Tadahiko Sakai, Koji Motomura