Patents by Inventor Takehiro Nakamura

Takehiro Nakamura 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: 20220308636
    Abstract: According to one embodiment, an electronic device includes a housing including a shield region, and a non-shield region formed of a dielectric, a part of the shield region is formed of a conductor, an antenna in the non-shield region, a vibration generating member including a casing formed of a dielectric, the vibration generating member being in the housing such that a surface of a part of the casing in the shield region and another part of the casing in the non-shield region, and an elastic support member which is sandwiched between the housing and the part of the casing, the elastic support member having a conductive property.
    Type: Application
    Filed: December 1, 2021
    Publication date: September 29, 2022
    Inventors: Takehiro Hori, Toshiyuki Hirota, Shigeki Nishiyama, Kazuhiro Nakamura, Tomokazu Yuasa, Shingo Koide
  • Patent number: 11434289
    Abstract: It is an object of the present invention to provide an antibody specifically binding to GPR20-positive tumor cells such as GIST, a pharmaceutical product comprising the antibody and having therapeutic effects on a tumor, a method for treating a tumor using the aforementioned pharmaceutical product, and the like. It is another object of the present invention to provide an anti-GPR20 antibody having internalization activity, an antibody-drug conjugate containing the antibody, and the like.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: September 6, 2022
    Assignee: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Kenji Iida, Takehiro Hirai, Tomoko Terauchi, Kensuke Nakamura
  • Publication number: 20220171078
    Abstract: An electromagnetic wave detector is provided. The electromagnetic wave detector comprises: a base; a sensor element arranged on a principal surface of the base and configured to convert, into an electrical signal, light emitted from a scintillator which receives an electromagnetic wave; a lens portion arranged between the scintillator and the sensor element and configured to collect the light generated by the scintillator to the sensor element; a light transmissive portion arranged between the lens portion and the sensor element and configured to transmit the light generated by the scintillator; and a shielding portion including an inner wall located on a periphery of the sensor element and configured to shield the electromagnetic wave. The inner wall is arranged between the light transmissive portion and the principal surface.
    Type: Application
    Filed: February 17, 2022
    Publication date: June 2, 2022
    Inventors: Takehiro NAKAMURA, Ryouta SARUYA
  • Publication number: 20220073295
    Abstract: An attachment mechanism includes a first holding member and a second holding member. The first holding member is configured to hold a device side plate of a belt device to attach a main body side plate of an apparatus in which the belt device is incorporated. The second holding member is configured to be fixed to the first holding member. The first holding member and the second folding member are configured to adjust a posture of the device side plate with respect to the main body side plate in assembly of the belt device.
    Type: Application
    Filed: August 26, 2021
    Publication date: March 10, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Hiroki ISHIHARA, Takehiro NAKAMURA, Kenji NOZAWA
  • Patent number: 10805055
    Abstract: A system for supporting smooth mobility of a mobile terminal apparatus between a plurality of local areas that are arranged in a wide area is disclosed. The system includes a wide area base station apparatus that covers a wide area, a local area base station apparatus that covers a local area arranged in the wide area, and a mobile terminal apparatus that can communicate with the wide area base station apparatus and the local area base station apparatus, and is configured to scramble a data signal and a reference signal by a scrambling sequence that is common between a plurality of local areas in communication between the local area base station apparatus and the mobile terminal apparatus.
    Type: Grant
    Filed: June 27, 2013
    Date of Patent: October 13, 2020
    Assignee: NTT DOCOMO, INC.
    Inventors: Yoshihisa Kishiyama, Kazuaki Takeda, Satoshi Nagata, Takehiro Nakamura, Hideaki Takahashi, Sadayuki Abeta, Hiroyuki Ishii
  • Patent number: 10405240
    Abstract: It is an objective of the present invention to suppress an influence on a downlink and to appropriately control a transmission rate of uplink user data. A mobile communication system according to the present invention includes: a transmission section for transmitting to a mobile station an exclusive channel for notifying a mobile station of transmission rate information regarding a transmission rate of user data of an uplink channel; and a transmission rate control section for determining transmission rate information to be used by the mobile station and to instruct the mobile station to receive the exclusive channel for notifying the determined transmission rate information. The transmission section transmits, to the mobile station, the exclusive channel for notifying the determined transmission rate information.
    Type: Grant
    Filed: September 15, 2005
    Date of Patent: September 3, 2019
    Assignee: NTT DOCOMO, INC.
    Inventors: Masafumi Usuda, Anil Umesh, Takehiro Nakamura
  • Patent number: 10173397
    Abstract: There is provided a thermoplastic resin film which is high in tear resistance. The thermoplastic resin film according to the present invention is provided with a plurality of first thermoplastic resin layers each containing a thermoplastic resin and a plurality of second thermoplastic resin layers each containing a thermoplastic resin, and has a multilayer structure in which the first and second thermoplastic resin layers are laminated in the thickness direction, the number of laminations in total of the first and second thermoplastic resin layers in the thickness direction is greater than or equal to 5, the ratio of the total thickness of the first thermoplastic resin layers to the total thickness of the second thermoplastic resin layers is greater than 1, the tensile modulus of elasticity of the respective first thermoplastic resin layers is less than or equal to 30 MPa, and the tensile modulus of elasticity of the respective first thermoplastic resin layers is greater than or equal to 280 MPa.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: January 8, 2019
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Zenei Hayashi, Yoshihiro Inui, Takehiro Nakamura
  • Patent number: 10154441
    Abstract: A mobile communication method according to the present invention includes the steps: transmitting, from an exchange (MME) to a first radio base station (eNB), a location information reporting instruction which provides an instruction to report location information on a mobile station (UE); reporting, the first radio base station (eNB) to the exchange (MME), the location information on the mobile station (UE), in accordance with the location information reporting instruction; transmitting, the location information reporting instruction to a second radio base station (eNB), in a handover procedure of the mobile station (UE) from the first radio base station (eNB) to the second radio base station (eNB); and reporting, from the second radio base station (eNB) to the exchange (MME), the location information on the mobile station (UE), in accordance with the location information reporting instruction.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: December 11, 2018
    Assignee: NTT DOCOMO, INC.
    Inventors: Wuri Andarmawanti Hapsari, Minami Ishii, Takehiro Nakamura
  • Publication number: 20180246228
    Abstract: A radiation detector includes: an elongated wavelength conversion member that emits fluorescent light according to incident radiation; a photoelectric conversion element that receives the fluorescent light emitted from the wavelength conversion member, and generates an electrical signal; and a light condenser that is disposed between the wavelength conversion member and the photoelectric conversion element, and focuses the fluorescent light emitted from the wavelength conversion member on the photoelectric conversion element. The optical axis of the radiation incident on the wavelength conversion member and the optical axis of the light condenser extend in directions different from each other in view of the longitudinal direction of the wavelength conversion member. One focal point of the light condenser is disposed at the wavelength conversion member. The other focal point is disposed at the photoelectric conversion element.
    Type: Application
    Filed: February 26, 2018
    Publication date: August 30, 2018
    Inventors: Takehiro NAKAMURA, Yoshihisa NEGISHI, Akihito TAKESHITA
  • Publication number: 20180136342
    Abstract: A radiation detector includes: a wavelength conversion member that includes a fluorescent layer that emits fluorescent light when radiation enters this layer; an image sensor that converts the fluorescent light emitted from the fluorescent layer into an electric signal; and a wiring board where the image sensor is provided. The image sensor is provided on the surface on the lower side of the wiring board along one long side of the wiring board. One part of the wavelength conversion member is provided to be overlapped on the image sensor while the other part extends from the one long side of the wiring board so as not to be overlapped on the image sensor and the wiring board when viewed from radiation incident direction. The wiring board is disposed inclined so that the side where the wavelength conversion member extends can be disposed upward.
    Type: Application
    Filed: November 10, 2017
    Publication date: May 17, 2018
    Inventors: Takehiro NAKAMURA, Tadashi Yasuhara, Ryoichi Fujino
  • Publication number: 20180067047
    Abstract: A radiation detector includes: a phosphor panel including a phosphor excited by entered radiation to emit fluorescence; a light receiving element that photoelectrically converts the fluorescence emitted by the phosphor; and a wiring board provided with the light receiving element, wherein the light receiving element includes a light receiving surface provided with a light receiving portion and an electrode, the phosphor panel and the light receiving element are arranged to face each other, and a surface of the phosphor panel facing the light receiving element and the light receiving surface of the light receiving element are inclined with respect to each other such that a distance between the light receiving portion and the phosphor panel is smaller than a distance between the electrode and the phosphor panel.
    Type: Application
    Filed: August 18, 2017
    Publication date: March 8, 2018
    Inventors: Takehiro NAKAMURA, Tadashi YASUHARA, Ryoichi FUJINO
  • Patent number: 9801084
    Abstract: The present invention is designed to provide highly efficient small cell radio access. In a communication system to include a macro station (30), a local station (20), and a mobile terminal apparatus (10), the local station (20) generates measurement signals that are used in measurements in the mobile terminal apparatus (10) based on user an identifier or a user group identifier, and transmits this signal to the mobile terminal apparatus (10). The mobile terminal apparatus (10) receives the measurement signals transmitted from the local station (20) and carries out with measurements with respect to the measurement signals based on the user identifier or the user group identifier.
    Type: Grant
    Filed: June 12, 2013
    Date of Patent: October 24, 2017
    Assignee: NTT DOCOMO, INC.
    Inventors: Satoshi Nagata, Yoshihisa Kishiyama, Kazuaki Takeda, Hideaki Takahashi, Sadayuki Abeta, Takehiro Nakamura, Hiroyuki Ishii
  • Publication number: 20170164222
    Abstract: A user terminal includes a receiving section that receives a discovery signal transmitted from a radio base station and a measurement section that makes measurement using the discovery signal when the receiving section receives a control signal indicating transmission of the discovery signal. The discovery signal has a longer transmission cycle than a Rel. 8 LTE synchronization signal.
    Type: Application
    Filed: February 17, 2017
    Publication date: June 8, 2017
    Applicant: NTT DOCOMO, INC.
    Inventors: Satoshi Nagata, Yoshihisa Kishiyama, Kazuaki Takeda, Takehiro Nakamura
  • Patent number: 9644774
    Abstract: A synthetic resin-made welding joint that has a pipe end portion into which an end portion of a synthetic resin-made tube is to be fitted and inserted, and that is configured so that the pipe end portion and the tube end portion which is fitted and inserted thereinto are enabled to be welded together by heating of heating means which externally surrounds the pipe end portion, therefore, a synthetic resin-made holder which is fitted and attached onto the pipe end portion is disposed, and a flange for ensuring a radial expansion gap with respect to the heating means is integrally formed in the holder.
    Type: Grant
    Filed: April 1, 2011
    Date of Patent: May 9, 2017
    Assignee: NIPPON PILLAR PACKING CO., LTD.
    Inventors: Ryo Imanishi, Masaru Misaki, Masateru Yamada, Takehiro Nakamura, Akihiro Masuda
  • Publication number: 20170106629
    Abstract: There is provided a thermoplastic resin film which is high in tear resistance. The thermoplastic resin film according to the present invention is provided with a plurality of first thermoplastic resin layers each containing a thermoplastic resin and a plurality of second thermoplastic resin layers each containing a thermoplastic resin, and has a multilayer structure in which the first and second thermoplastic resin layers are laminated in the thickness direction, the number of laminations in total of the first and second thermoplastic resin layers in the thickness direction is greater than or equal to 5, the ratio of the total thickness of the first thermoplastic resin layers to the total thickness of the second thermoplastic resin layers is greater than 1, the tensile modulus of elasticity of the respective first thermoplastic resin layers is less than or equal to 30 MPa, and the tensile modulus of elasticity of the respective first thermoplastic resin layers is greater than or equal to 280 MPa.
    Type: Application
    Filed: March 31, 2015
    Publication date: April 20, 2017
    Inventors: Zenei Hayashi, Yoshihiro Inui, Takehiro Nakamura
  • Publication number: 20170019838
    Abstract: In order that a user terminal properly identifies a connection cell in a radio communication system (LTE-U) for operating LTE in an unlicensed band, a user terminal for communicating with a radio base station in an unlicensed band is provided with a detection section that detects a synchronization signal transmitted from a radio base station using a dummy cell ID used in common among a plurality of radio base stations, an estimation section that performs channel estimation using a reference signal, and a reception processing section that performs reception processing of system information transmitted from a radio base station using a channel estimation result.
    Type: Application
    Filed: February 27, 2015
    Publication date: January 19, 2017
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Satoshi Nagata, Takehiro Nakamura, Seizo Onoe
  • Patent number: 9473996
    Abstract: A communication control device includes a parameter acquisition unit which acquires a first parameter determined on the basis of the number of mobile stations connected to the first cell or the number of mobile stations connected to the second cell, a parameter determination unit which changes the number of mobile stations connectable to the first cell or the number of mobile stations connectable to the second cell on the basis of the first parameter, and a parameter notification unit which notifies at least any one of the first base station and the second base station of the determined second parameter.
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: October 18, 2016
    Assignee: NTT DOCOMO, INC.
    Inventors: Satoshi Nagata, Tetsushi Abe, Hideaki Takahashi, Mikio Iwamura, Takehiro Nakamura
  • Patent number: 9439198
    Abstract: The present invention is designed to make effective use of radio resources in VSEC to output a plurality of beams of varying tilt angles for sectorization in vertical directions. A radio communication method for a radio base station that outputs a plurality of beams of varying tilt angles and forms a plurality of cells that are sectorized vertically, and a user terminal that establishes wireless connection with the radio base station, provides the steps in which the radio base station acquires information about the communication capacity of each of the plurality of cells, and controls the vertical plane beam width and/or transmission power of each cell and sets the coverage area of each cell so that differences in communication capacity between the plurality of cells are reduced.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: September 6, 2016
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Inoue, Satoshi Nagata, Takehiro Nakamura
  • Patent number: 9264983
    Abstract: A mobile communication method according to the present invention includes: notifying, from a network node (200, 300) to a mobile station (100), a communication service provided by a target radio access technology in which the mobile station (100) is to be in idle mode; storing, at the mobile station (100), the communication service notified by the network node (200, 300); and starting, at the mobile station (100), a connection procedure on the basis of the stored communication service.
    Type: Grant
    Filed: September 5, 2008
    Date of Patent: February 16, 2016
    Assignee: NTT DOCOMO, INC.
    Inventors: Minami Ishii, Takehiro Nakamura
  • Patent number: 9265062
    Abstract: A mobile communication system is provided that performs bi-directional communications between a mobile station and a wireless access network device. The mobile station includes a connection set-up signal reception timing calculation unit for calculating a reception timing of a connection set-up signal when a connection request signal is transmitted, and a connection set-up signal reception determination unit that determines, according to the reception timing, whether the connection set-up signal is received, and performs a signal reception operation based on the determination.
    Type: Grant
    Filed: July 25, 2006
    Date of Patent: February 16, 2016
    Assignee: NTT DOCOMO, INC.
    Inventors: Minami Ishii, Anil Umesh, Sadayuki Abeta, Takehiro Nakamura