Patents by Inventor Masahiro Ito

Masahiro Ito 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: 10563894
    Abstract: In a refrigeration cycle apparatus, a controller is configured to, when a defrost mode is started, control a first pressure reducing device is controlled to adjust a flow rate of refrigerant to bring a degree of superheat of the refrigerant at a suction side of a compressor close to a target value, control a flow path switching device to form a first flow path through which the refrigerant released from the compressor flows to a first heat exchanger; perform a refrigerant release operation of opening one of a second pressure reducing device and a valve and closing the other of the second pressure reducing device and the valve, and perform a refrigerant collection operation of opening the second pressure reducing device and the valve, with the flow path switching device retained to form the first flow path, after the refrigerant release operation.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: February 18, 2020
    Assignee: Mitsubishi Electric Corporation
    Inventors: Masahiro Ito, Kosuke Tanaka, Takuya Ito, Yasushi Okoshi, Kazuyuki Ishida
  • Patent number: 10547276
    Abstract: A power amplifier circuit includes a Doherty amplifier including a divider that divides a first signal into a second signal and a third signal, a carrier amplifier that amplifies the second signal and outputs a fourth signal, a peak amplifier that amplifies the third signal and outputs a fifth signal, a combiner that combines the fourth signal and the fifth signal and outputs an amplified signal of the first signal, a first bias circuit that supplies a first bias current or voltage to the carrier amplifier, and a second bias circuit that supplies a second bias current or voltage corresponding to a control signal to the peak amplifier; and a control circuit that supplies the control signal corresponding to a level of the second signal to the second bias circuit. The control circuit includes a detecting unit, an output unit, and a filter circuit.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: January 28, 2020
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Masahiro Ito, Tsuyoshi Sato, Kiichiro Takenaka, Hidetoshi Matsumoto
  • Publication number: 20190392169
    Abstract: In an information providing apparatus, a rule storage unit stores a processing rule including, as a permitted processing method, a processing method permitted for equipment information transmitted from equipment. Further, a data provision unit acquires a provision request including a processing method of the equipment information as a requested processing method. When the requested processing method matches the permitted processing method included in the processing rule, a data processing unit processes the equipment information by the requested processing method. Further, the data provision unit transmits, as processed information, the processed equipment information to a request source of the provision request.
    Type: Application
    Filed: January 30, 2017
    Publication date: December 26, 2019
    Applicant: Mitsubishi Electric Corporation
    Inventors: Takumi MORI, Mitsuhiro HATTORI, Rina SHIMIZU, Masahiro ITO, Ryo FURUYA, Kengo RYU
  • Publication number: 20190383308
    Abstract: When an ejector having a variable nozzle and a variable throttle mechanism are integrated together as an ejector module, a nozzle-side central axis CL1 and a decompression-side driving mechanism have a twisted positional relationship, if the nozzle-side central axis CL1 is defined as a central axis of a nozzle-side driving mechanism in a displacement direction in which the nozzle-side driving mechanism of the ejector having the variable nozzle displaces a needle valve, and the decompression-side central axis CL2 is defined as a central axis of a decompression-side driving mechanism in a displacement direction in which the decompression-side driving mechanism of the variable throttle mechanism displaces a throttle valve. When viewed from the central axis direction of one of the nozzle-side central axis CL1 and the decompression-side central axis CL2, a driving portion corresponding to the one central axis is disposed to overlap with the other central axis.
    Type: Application
    Filed: August 30, 2019
    Publication date: December 19, 2019
    Inventors: Yoichiro KAWAMOTO, Gota OGATA, Hiroshi OSHITANI, Ryu FUKUSHIMA, Teruyuki HOTTA, Tatsuhiro SUZUKI, Hang YUAN, Daisuke SAKURAI, Masahiro ITO, Hiroshi MAEDA
  • Patent number: 10511111
    Abstract: A conductor connection structure of a laminated wiring body includes a plurality of plate wiring members which are made of a conductive material and stacked to each other, an insulating layer which is arranged between the vertically-adjacent plate wiring members to insulate the vertically-adjacent plate wiring members, a connection portion which is provided in an upper surface of each of the plate wiring members on a way in an extending direction of the plate wiring members, and a leading-out portion which takes out the connection portion of a lower plate wiring member among the plurality of plate wiring member while avoiding an upper plate wiring member among the plurality of plate wiring member, the lower plate wiring member is arranged at a layer lower than the upper plate wiring member in the laminated wiring body.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: December 17, 2019
    Assignee: YAZAKI CORPORATION
    Inventors: Masahiro Ito, Yuta Kawamura, Sadaharu Okuda
  • Publication number: 20190355536
    Abstract: A first conductive member is fixed to a first fixed terminal having a longitudinal direction, and a second conductive member is fixed to a second fixed terminal having a longitudinal direction. The first fixed terminal and the second fixed terminal are fixed to a partition member. A first extension portion of the first conductive member includes a first opposed portion opposed to at least one of the first fixed terminal at a first fixed contact side of the partition member. The first opposed portion extends in the longitudinal direction of the first fixed terminal.
    Type: Application
    Filed: January 11, 2018
    Publication date: November 21, 2019
    Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Ryosuke OZAKI, Shinya KIMOTO, Kazuhiro KODAMA, Seiya SAKAGUCHI, Yasutaka HIEDA, Masahiro ITO, Hideki WATANABE
  • Patent number: 10454192
    Abstract: A conductor connection structure of a laminated wiring body includes a plurality of plate wiring members which are made of a conductive material and stacked to each other, an insulating layer which is arranged between the vertically-adjacent plate wiring members to insulate the vertically-adjacent plate wiring members, a connection portion which is provided in an upper surface of each of the plate wiring members on a way in an extending direction of the plate wiring members, and a leading-out portion which takes out the connection portion of a lower plate wiring member among the plurality of plate wiring member while avoiding an upper plate wiring member among the plurality of plate wiring member, the lower plate wiring member is arranged at a layer lower than the upper plate wiring member in the laminated wiring body.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: October 22, 2019
    Assignee: YAZAKI CORPORATION
    Inventors: Masahiro Ito, Yuta Kawamura, Sadaharu Okuda
  • Patent number: 10454434
    Abstract: A communication unit includes a first input terminal to which a first transmission signal based on a first communication standard is input, a second input terminal to which a second transmission signal based on a second communication standard is input, a first transmission signal amplifier circuit outputting a first amplified transmission signal, or outputting a second amplified transmission signal, a first input-output terminal outputting the first amplified transmission signal or the second amplified transmission signal, and at least one of a first reception signal and a second reception signal inputted to the first input-output terminal, a first reception signal amplifier circuit performing at least one of operation of outputting a first amplified reception signal and operation of outputting a second amplified reception signal, a first output terminal outputting the first amplified reception signal, and a second output terminal outputting the second amplified reception signal.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: October 22, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Tsuyoshi Sato, Hidetoshi Matsumoto, Kiichiro Takenaka, Masahiro Ito, Satoshi Tanaka, Takahiro Katamata
  • Patent number: 10435399
    Abstract: The present invention provides a heterocyclic compound having a HDAC inhibitory action, and useful for the treatment of central nervous system diseases including neurodegenerative disease, and the like, and a medicament comprising the compound. The present invention relates to a compound represented by the formula (I): wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: October 8, 2019
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Masahiro Ito, Hideyuki Sugiyama, Osamu Kubo, Fumiaki Kikuchi, Takeshi Yasui, Keiko Kakegawa, Zenichi Ikeda, Tohru Miyazaki, Yasuyoshi Arikawa, Tomohiro Okawa, Jinichi Yonemori, Akinori Toita, Takuto Kojima, Yasutomi Asano, Ayumu Sato, Hironobu Maezaki, Shinobu Sasaki, Hironori Kokubo, Misaki Homma, Minoru Sasaki, Yasuhiro Imaeda
  • Publication number: 20190301778
    Abstract: A refrigeration cycle apparatus includes a compressor group, a four-way valve, a first heat exchanger, an expansion valve, a second heat exchanger, an accumulator, and an oil storage. The oil storage is connected to the discharge side of the compressor group via a discharge gas bypass pipe provided with a first solenoid valve. The oil storage is connected to the accumulator via a first oil bypass piping provided with a second solenoid valve. The oil storage is connected to the compressor group via a second oil bypass pipe provided with a third solenoid valve.
    Type: Application
    Filed: December 21, 2016
    Publication date: October 3, 2019
    Inventor: Masahiro ITO
  • Patent number: 10416561
    Abstract: A coating composition which contains a fluorinated polymer having a unit (1) represented by —[CX1X2—CY1(Rf1—COOM1)]— and a fluorinated compound represented by CX3X4?CY2(Rf2—COOM2), wherein the content of the fluorinated compound is from 0.1 to 8.0 parts by mass per 100 parts by mass of the fluorinated polymer. X1, X2, X3 and X4 are H, F or Cl, Y1 and Y2 are H, F, Cl, a methyl group or a trifluoromethyl group, Rf1 and Rf2 are a perfluoroalkylene group which may contain an etheric oxygen atom between carbon-carbon atoms, or an oxyperfluoroalkylene group which may contain an etheric oxygen atom between carbon-carbon atoms, —COOM1 is —COOH or —COOZ1, and —COOM2 is —COOH or —COOZ2 (wherein Z1 and Z2 are an ammonium ion in which the hydrogen atom may be substituted). The coating composition is suitable for forming a thin antireflection coating layer without increasing its refractive index.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: September 17, 2019
    Assignee: AGC Inc.
    Inventors: Ryujiro Yamasaki, Masahiro Ito, Yoshihiko Sakane
  • Publication number: 20190257554
    Abstract: An air conditioner includes a refrigeration cycle in which a first compressor and a second compressor are connected in parallel, and the first compressor, the second compressor, a first outdoor heat exchanger, a second outdoor heat exchanger, a first indoor heat exchanger, a second indoor heat exchanger, and expansion valves are connected. When the air conditioning apparatus is operated in a first operation mode in which the second outdoor heat exchanger and the first indoor heat exchanger are operated as condensers and the second indoor heat exchanger is operated as an evaporator, refrigerant discharged from the first compressor flows through the first indoor heat exchanger, the expansion valves, and the second indoor heat exchanger in order while bypassing the first outdoor heat exchanger and the second outdoor heat exchanger.
    Type: Application
    Filed: October 28, 2016
    Publication date: August 22, 2019
    Inventors: Masahiro ITO, Kosuke TANAKA
  • Publication number: 20190253096
    Abstract: First to fourth circuits are connected to corresponding first to fourth antenna terminals. The first to fourth circuits transmit and receive a signal of TDD and a signal of FDD. The first to fourth circuits transmit and receive a signal of MIMO. The third circuit receives a signal of a satellite positioning system. The lower limit of the frequency of the signal received by the third circuit and the fourth circuit is higher than the lower limit of the frequency of the signal received by the first circuit and the second circuit.
    Type: Application
    Filed: February 5, 2019
    Publication date: August 15, 2019
    Inventors: Tsuyoshi SATO, Hidetoshi MATSUMOTO, Kiichiro TAKENAKA, Masahiro ITO, Satoshi TANAKA
  • Publication number: 20190253086
    Abstract: A high-frequency-signal transceiver circuit transmits and receives a signal between first to sixth antenna terminals and terminals near a high-frequency circuit. The high-frequency-signal transceiver circuit includes first to sixth circuits connected to the corresponding first to sixth antenna terminals. One of the first to sixth circuits transmits and receives only a signal of time division multiplexing communication.
    Type: Application
    Filed: February 13, 2019
    Publication date: August 15, 2019
    Inventors: Tsuyoshi SATO, Hidetoshi MATSUMOTO, Kiichiro TAKENAKA, Masahiro ITO, Satoshi TANAKA
  • Patent number: 10348248
    Abstract: Improvement in linearity is achieved at low costs in a power amplifier module employing an envelope tracking system. The power amplifier module includes a first power amplifier circuit that amplifies a radio frequency signal and that outputs a first amplified signal, a second power amplifier circuit that amplifies the first amplified signal on the basis of a source voltage varying depending on amplitude of the radio frequency signal and that outputs a second amplified signal, and a matching circuit that includes first and second capacitors connected in series between the first and second power amplifier circuit and an inductor connected between a node between the first and second capacitors and a ground and that decreases a gain of the first power amplifier circuit as the source voltage of the second power amplifier circuit increases.
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: July 9, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Kiichiro Takenaka, Masahiro Ito, Masakazu Hori, Mitsuo Ariie, Hayato Nakamura, Satoshi Arayashiki, Hidetoshi Matsumoto, Tsuyoshi Sato, Satoshi Tanaka
  • Patent number: 10339516
    Abstract: [Problem] To enable easily using transaction information printed on receipts through an external device. [Solution] A control server 15 that can communicate with a printer 12 that produces receipts printed with transaction information related to a transaction, has a plurality of APIs registered thereon, and has: a control server storage unit 42 that stores a transaction information manager database 421; and a control server control unit 40 that receives transaction information from the printer 12, stores the received transaction information in the transaction information manager database 421, and when response request information requesting a response and including API call information specifying an API is received from a management device 17, executes a process through the API specified by the API call information based on the transaction information stored in the transaction information manager database 421, and sends information indicating the process result to the management device 17.
    Type: Grant
    Filed: January 7, 2016
    Date of Patent: July 2, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Masahiro Ito, Koji Nishizawa, Keigo Mori, Yuichi Sugiyama, Shigeru Hirai
  • Publication number: 20190194475
    Abstract: To provide a composition which comprises a fluorinated polymer having an alicyclic ring, from which a film having excellent in-plane uniformity and small surface roughness can be formed by an electrospraying apparatus, and a method for producing a film-provided substrate using the composition. A composition comprising a fluorinated polymer having an alicyclic ring and a solvent, wherein the solvent contains at least one high boiling point solvent having a boiling point of at least 150° C., and the solvent has a dielectric constant of at least 5. And, a method for producing a film-provided substrate, which comprises applying the composition to a substrate by an electrospraying apparatus to form a film containing the fluorinated polymer.
    Type: Application
    Filed: March 4, 2019
    Publication date: June 27, 2019
    Applicant: AGC Inc.
    Inventors: Tamami Takeuchi, Shingo Maekawa, Masahiro Ito
  • Publication number: 20190199298
    Abstract: A matching network is a matching network of a power amplifier circuit that outputs a signal obtained by a differential amplifier amplifying power of a high-frequency signal. The matching network includes an input-side winding connected between differential outputs of the differential amplifier; an output-side winding that is coupled to the input-side winding via an electromagnetic field and whose one end is connected to a reference potential; a first LC series resonant circuit including a capacitive element and an inductive element connected in series with each other, and being connected in parallel with the input-side winding; and a second LC series resonant circuit including a capacitive element and an inductive element connected in series with each other, and being connected in parallel with the output-side winding.
    Type: Application
    Filed: December 12, 2018
    Publication date: June 27, 2019
    Inventors: Kiichiro TAKENAKA, Masahiro ITO, Tsuyoshi SATO, Kozo SATO, Hidetoshi MATSUMOTO
  • Patent number: 10311867
    Abstract: According to an embodiment, a tagging support apparatus includes a first acquirer, an estimator, a first storage, a second acquirer, and a presenter. The first acquirer acquires a spoken sentence concerning an utterance of a user. The estimator estimates an utterance intention of the spoken sentence to obtain one or more intention candidates of the utterance intention. The first storage stores an intention system having a hierarchical structure of intentions used in a dialog system. The second acquirer acquires, based on the intention candidates, part of the intention system as one or more hierarchical intention candidates. The presenter presents the hierarchical intention candidates.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: June 4, 2019
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Masahiro Ito, Kenji Iwata
  • Patent number: 10306774
    Abstract: A laminate structure of metal coating is laminated on a base material, and includes a primer layer, a catalyst layer and a plating deposited layer. The primer layer is a resin layer with a glass transition temperature (Tg) of 40 to 430° C. The catalyst layer is a metal nanoparticle group arranged in a plane on the primer layer, wherein the metal nanoparticle group is a metal in Group 11 or Groups 8, 9 and 10 in a periodic table, and the metal nanoparticles are surrounded by the primer layer. Ends of the metal nanoparticles are attached to the plating deposited layer.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: May 28, 2019
    Assignee: ELECTROPLATING ENGINEERS OF JAPAN LIMITED.
    Inventor: Masahiro Ito