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).
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Patent number: 11964960Abstract: 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: GrantFiled: March 8, 2019Date of Patent: April 23, 2024Assignees: Cornell University, Tri-Institutional Therapeutics Discovery InstituteInventors: 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
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Publication number: 20230335760Abstract: 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: ApplicationFiled: September 28, 2021Publication date: October 19, 2023Applicant: N.E. CHEMCAT CORPORATIONInventors: Yasuhiro Seki, Tomoteru Mizusaki, Kiyotaka Nagamori, Satoshi Aoki, Makoto Nishibetto, Yoshiyuki Wada, Yoko Nakamura
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Patent number: 11745969Abstract: 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: GrantFiled: December 5, 2018Date of Patent: September 5, 2023Assignee: IHI CORPORATIONInventors: Shotaro Suzuki, Kensuke Hirata, Yoshiyuki Wada, Hironori Yui, Itaru Dairaku
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Publication number: 20230231148Abstract: 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: ApplicationFiled: March 16, 2021Publication date: July 20, 2023Applicant: N.E. CHEMCAT CORPORATIONInventors: Yoshiyuki Wada, Tomoteru Mizusaki, Kiyotaka Nagamori, Satoshi Aoki, Makoto Nishibetto, Yasuhiro Seki
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Publication number: 20230170186Abstract: 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: ApplicationFiled: November 17, 2022Publication date: June 1, 2023Inventors: Shogo OKITA, Yoshiyuki WADA, Takahiro MIYAI, Naoaki TAKEDA, Toshihiro WADA, Toshiyuki TAKASAKI
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Publication number: 20230126404Abstract: 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: ApplicationFiled: March 16, 2021Publication date: April 27, 2023Applicant: N.E. CHEMCAT CORPORATIONInventors: Yoshiyuki Wada, Tomoteru Mizusaki, Kiyotaka Nagamori, Satoshi Aoki, Hiroki Shiina, Yasuhiro Seki
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Publication number: 20220111367Abstract: 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: ApplicationFiled: August 30, 2019Publication date: April 14, 2022Applicants: OSAKA UNIVERSITY, N.E. CHEMCAT CORPORATIONInventors: Kiyotomi KANEDA, Takato MITSUDOME, Miho KIMURA, Yukio TAKAGI, Yoshiyuki WADA
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Publication number: 20210380594Abstract: 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: ApplicationFiled: October 7, 2019Publication date: December 9, 2021Applicants: N.E. CHEMCAT CORPORATION, OSAKA UNIVERSITYInventors: Kiyotomi KANEDA, Takato MITSUDOME, Yoshiyuki WADA, Yukio TAKAGI
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Publication number: 20210188580Abstract: 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: ApplicationFiled: December 5, 2018Publication date: June 24, 2021Applicant: IHI CorporationInventors: Shotaro SUZUKI, Kensuke HIRATA, Yoshiyuki WADA, Hironori YUI, Itaru DAIRAKU
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Patent number: 10837642Abstract: 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: GrantFiled: June 8, 2016Date of Patent: November 17, 2020Assignee: MITSUBISHI HITACHI POWER SYSTEMS, LTD.Inventors: Masaki Mitani, Koshiro Fukumoto, Toshihiko Saito, Mitsunori Isono, Dai Morishige, Nobuyuki Izutsu, Hiroyuki Yamasaki, Yoshiyuki Wada
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Publication number: 20200299239Abstract: 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: ApplicationFiled: February 15, 2017Publication date: September 24, 2020Applicant: N.E. CHEMCAT CORPORATIONInventors: Hiroyasu Suzuka, Tomoteru Mizusaki, Yusuke Nakaya, Yoshiyuki Wada, Yukio Takagi
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Publication number: 20200290967Abstract: 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: ApplicationFiled: February 15, 2017Publication date: September 17, 2020Applicants: N.E. CHEMCAT CORPORATION, N.E. CHEMCAT CORPORATIONInventors: Hiroyasu Suzuka, Tomoteru Mizusaki, Yusuke Nakaya, Yoshiyuki Wada
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Publication number: 20200290024Abstract: 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: ApplicationFiled: February 15, 2017Publication date: September 17, 2020Applicant: N.E. CHEMCAT CORPORATIONInventors: Tomoteru Mizusaki, Hiroyasu Suzuka, Yusuke Nakaya, Yoshiyuki Wada, Yukio Takagi
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Patent number: 10611591Abstract: 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: GrantFiled: June 12, 2018Date of Patent: April 7, 2020Assignee: IHI CORPORATIONInventors: Mareto Ishibashi, Yoshiyuki Wada, Kensuke Hirata, Noriaki Hasegawa
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Patent number: 10266360Abstract: 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: GrantFiled: June 30, 2016Date of Patent: April 23, 2019Assignee: IHI CORPORATIONInventors: Mareto Ishibashi, Yoshiyuki Wada, Kensuke Hirata, Noriaki Hasegawa
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Publication number: 20180290850Abstract: 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: ApplicationFiled: June 12, 2018Publication date: October 11, 2018Applicant: IHI CorporationInventors: Mareto ISHIBASHI, Yoshiyuki WADA, Kensuke HIRATA, Noriaki HASEGAWA
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Publication number: 20180187891Abstract: 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: ApplicationFiled: June 8, 2016Publication date: July 5, 2018Inventors: Masaki MITANI, Koshiro FUKUMOTO, Toshihiko SAITO, Mitsunori ISONO, Dai MORISHIGE, Nobuyuki IZUTSU, Hiroyuki YAMASAKI, Yoshiyuki WADA
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Patent number: 9862560Abstract: 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: GrantFiled: June 30, 2016Date of Patent: January 9, 2018Assignee: IHI CORPORATIONInventors: Mareto Ishibashi, Yoshiyuki Wada, Kensuke Hirata, Rui Oohashi
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Patent number: 9609760Abstract: 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: GrantFiled: June 1, 2012Date of Patent: March 28, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tsubasa Saeki, Yoshiyuki Wada, Koji Motomura, Tadahiko Sakai
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Patent number: 9516749Abstract: 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: GrantFiled: February 21, 2013Date of Patent: December 6, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yoshiyuki Wada, Tadahiko Sakai, Koji Motomura