Patents by Inventor Kentaro Nakamura

Kentaro 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).

  • PROJECTOR
    Publication number: 20160299414
    Abstract: A projector includes a cooling device configured to cool an electrooptical device serving as a cooling target. The cooling device includes a closed housing in which the electrooptical device is disposed and a circulation channel for circulating cooling air is formed, a circulation fan configured to circulate the cooling air in the closed housing, and a heat absorber disposed on the circulation channel and configured to absorb heat of the cooling air in the closed housing. The closed housing includes, on the inner side, an inner wall section that forms the circulation channel having an annular shape. The heat absorber is disposed on the opposite side of the electrooptical device across the inner wall section.
    Type: Application
    Filed: April 6, 2016
    Publication date: October 13, 2016
    Inventors: Kazuya Usuda, Kaname Nagatani, Kentaro Nakamura
  • HEAT EXCHANGE DEVICE, COOLING DEVICE, AND PROJECTOR
    Publication number: 20160301902
    Abstract: A heat exchange device includes an inner member through which a first liquid circulates, and a pair of outer members through which a second liquid circulates, the inner member is provided with an inner housing through which the first liquid circulates, and a pair of first plate-like members attached to the inner housing so as to be opposed to each other, each of the pair of outer members is provided with an outer housing through which the second liquid circulates, and a second plate-like member attached to the outer housing, and the pair of outer members are disposed on both sides of the inner member so that one of the pair of first plate-like members is opposed to one of the second plate-like members of the pair of outer members, and the other of the pair of first plate-like members is opposed to the other of the second plate-like members.
    Type: Application
    Filed: April 7, 2016
    Publication date: October 13, 2016
    Inventors: Kentaro Nakamura, Kaname Nagatani
  • Power generation system
    Patent number: 9461329
    Abstract: A power generation system includes a hydrothermal fluid well including a drilled hole reaching down to a hydrothermal fluid reservoir present below an ocean floor from an ocean floor surface and a casing installed in the drilled hole through a guide base on the ocean floor surface, an anode provided on a flow channel for hot water formed by the hydrothermal fluid well, a cathode provided in seawater other than the flow channel for hot water formed by the hydrothermal fluid well, and an ocean floor device that is connected with the anode and the cathode respectively and extracts generated power so as to operate. Power is easily and stably supplied on the ocean floor.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: October 4, 2016
    Assignees: Japan Agency for Marine-Earth Science & Technology, The University of Tokyo
    Inventors: Masahiro Yamamoto, Ken Takai, Tomokazu Saruhashi, Ikuo Sawada, Junichi Miyazaki, Takazo Shibuya, Kentaro Nakamura, Ryuhei Nakamura, Kazuhito Hashimoto
  • OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION SYSTEM
    Publication number: 20160261350
    Abstract: An optical transmission device includes: a first receiver that receives a first optical signal transmitted by a first sub carrier included in a super channel; a second receiver that receives a second optical signal transmitted by a second sub carrier included in the super channel; and an optical delay device that delays the first optical signal, based on path lengths of respective transmission paths along which the first optical signal and the second optical signal are transmitted.
    Type: Application
    Filed: February 19, 2016
    Publication date: September 8, 2016
    Applicant: FUJITSU LIMITED
    Inventors: Kentaro NAKAMURA, Ryosuke GOTO
  • Suspension Processing Device
    Publication number: 20160194219
    Abstract: Provided is a technique capable of reducing power consumption at driving time in relation to a suspension processing device using an ultrasonic wave. A suspension processing device 1A is provided with a suspension processing unit 3A configured of a flow channel unit 30 in which a suspension flows, and a drive control unit 2A that controls driving of the suspension processing unit 3A. The suspension processing unit 3A has a first oscillator 40a and a second oscillator 40b provided in the flow channel unit 30. The drive control unit 2A includes a signal amplifier 22. A first oscillator 40a and a second oscillator 40b are electrically connected to each other via the signal amplifier 22, and the ultrasonic wave is generated between the first oscillator 40a and the second oscillator 40b.
    Type: Application
    Filed: August 22, 2013
    Publication date: July 7, 2016
    Applicant: Hitachi, Ltd.
    Inventors: Takuya KAMBAYASHI, Kentaro NAKAMURA
  • Suspension processing device using ultrasonic waves
    Patent number: 9375662
    Abstract: A suspension processing method using ultrasonic waves has problems in that movement of solids in liquid do not follow movement of the sound field. Accordingly, application to a field that requires a high suspension processing performance or a high flow rate process is difficult. In order to achieve the high suspension processing performance, a design of adopting a long and large oscillator and the like is required. A suspension processing device (30) of separating and concentrating a component of solids in suspension (1a) using ultrasonic waves, includes: at least one supply port (32) for supplying the suspension (1a) into the device; a channel (31) through which the suspension flows; at least two outlet ports (33 and 34) for discharging processed suspension (1a); an oscillator (35) for emitting ultrasonic waves; and a reflection plate (36) for reflecting the emitted ultrasonic waves.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: June 28, 2016
    Assignees: Hitachi, Ltd., Tokyo Institute of Technology
    Inventors: Takuya Kambayashi, Kentaro Nakamura
  • ACOUSTIC WAVE DEVICE
    Publication number: 20160182010
    Abstract: An acoustic wave device includes: a piezoelectric substrate; and an IDT formed on the piezoelectric substrate, wherein an anisotropy coefficient is positive, an overlap region where electrode fingers of the IDT overlap each other includes a center region and an edge region, the electrode fingers in the center and edge regions are continuously formed, the electrode finger in the edge region is inclined with respect to the electrode finger in the center region so that a pitch in a width direction of the electrode finger in the edge region is greater than a pitch in a width direction of the electrode finger in the center region, and an angle between the width direction in the center region and a crystal axis orientation of the piezoelectric substrate is less than an angle between the width direction in the edge region and the crystal axis orientation.
    Type: Application
    Filed: August 12, 2015
    Publication date: June 23, 2016
    Applicant: TAIYO YUDEN CO., LTD.
    Inventors: Kentaro NAKAMURA, Jun TSUTSUMI, Yoshio SATO, Tabito TANAKA, Takashi MATSUDA
  • Method and system for recovering ocean floor hydrothermal mineral resources
    Patent number: 9359870
    Abstract: A recovery method for recovering mineral resources from a hydrothermal fluid reservoir present beneath the ocean floor includes the steps of: (A) providing a hydrothermal fluid well by drilling a hole reaching a hydrothermal fluid reservoir from an ocean floor surface via a guide base on the ocean floor surface, and then installing a casing in the drilled hole via the guide base; (B) precipitating minerals on a mineral-culturing device by installing the mineral-culturing device on the base guide so as to cover a well head of the hydrothermal fluid well, and bringing hot water ejecting from the well head into contact with sea water on the mineral-culturing device; and (C) recovering minerals precipitated on the mineral-culturing device together with the mineral-culturing device.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: June 7, 2016
    Assignee: Japan Agency for Marine-Earth Science and Technology
    Inventors: Ken Takai, Tomokazu Saruhashi, Junichi Miyazaki, Ikuo Sawada, Takazo Shibuya, Shinsuke Kawaguchi, Junichiro Ishibashi, Tatsuo Nozaki, Teruhiko Kashiwabara, Kentaro Nakamura, Katsuhiko Suzuki
  • VEHICLE BATTERY MOUNTING STRUCTURE
    Publication number: 20160114667
    Abstract: A vehicle battery mounting structure includes i) a battery frame that includes a battery upper frame made of fiber-reinforced resin and a battery lower frame made of fiber-reinforced resin, and that is arranged on a vehicle body lower side of a floor panel and supports a battery; and ii) a ductile member that has an upper main body portion joined to the battery upper frame, an upper flange portion continuously provided on a vehicle width direction outside end portion of the upper main body portion, a lower main body portion joined to the battery lower frame, and a lower flange portion continuously provided on a vehicle width direction outside end portion of the lower main body portion, in which the upper flange portion and the lower flange portion are overlapped and fixed to a lower surface side of the floor panel.
    Type: Application
    Filed: May 21, 2014
    Publication date: April 28, 2016
    Inventors: Koki IKEDA, Kiyoshi HOKAZONO, Shinya KAMIMURA, Kentaro NAKAMURA
  • VEHICLE BODY LOWER PORTION STRUCTURE
    Publication number: 20160107704
    Abstract: A vehicle body lower portion structure that may prevent or suppress an occurrence of cracks in a support plate even if a load from an obstacle on a road surface is inputted at an end portion of the support plate. Support portions are configured at a stack frame. Lower faces of flange portions of a metal plate member are fixed to the support portions via adhesive layers. Extended end portions are formed extending from the support portions at a front end portion and a rear end portion of the stack frame. At each extended end portion of the stack frame, an inclined portion is formed. The inclined portion is inflected toward a vehicle body upper side from a projected portion of the support portion, and is inclined to a side away from the flange portion of the metal plate member.
    Type: Application
    Filed: May 23, 2014
    Publication date: April 21, 2016
    Inventors: Shin TERADA, Kentaro NAKAMURA, Koki IKEDA, Shinya KAMIMURA
  • Resonator, filter, and duplexer
    Patent number: 9306539
    Abstract: A resonator includes: a first comb-shaped electrode including a first bus bar, first electrode fingers coupled to the first bus bar and extending in an extension direction, and first dummy electrode fingers coupled to the first bus bar; and a second comb-shaped electrode including a second bus bar, second electrode fingers coupled to the second bus bar, extending in the extension direction, and facing the first dummy electrode fingers through first gaps, and second dummy electrode fingers coupled to the second bus bar and facing the first electrode fingers through second gaps, wherein 0.5???D where ?D represents a distance in the extension direction between at least two gaps that are at least adjoining two of the first gaps or/and at least adjoining two of the second gaps, and ? represents pitches of the first electrode finger and the second electrode finger.
    Type: Grant
    Filed: May 29, 2014
    Date of Patent: April 5, 2016
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Shogo Inoue, Kentaro Nakamura, Hidetaro Nakazawa, Jun Tsutsumi
  • OPTICAL TRANSMISSION DEVICE AND OPTICAL TRANSMISSION SYSTEM
    Publication number: 20160094307
    Abstract: An optical transmission device includes a reception unit that receives a first signal light and a second signal light, the first and second lights having power levels that respectively correspond to transmission distances and being transmitted; an amplification unit that amplifies the first signal light and the second signal light in accordance with a signal light having a high power level from among the received first signal light and second signal light; and a transmission unit that performs transmission of the amplified first signal light and second signal light.
    Type: Application
    Filed: September 9, 2015
    Publication date: March 31, 2016
    Applicant: FUJITSU LIMITED
    Inventors: Kentaro NAKAMURA, Yoshito Kachita, Satoru Okano, Yusaku Yamamoto
  • REAGENT KIT, MEASUREMENT KIT, AND METHOD OF MEASURING TEST SUBSTANCE
    Publication number: 20160069909
    Abstract: The present invention provides a reagent kit which is used for measuring a test substance in a biological sample and can improve measurement sensitivity of the test substance; measurement kit; and a method of measuring the test substance. Provided is a reagent kit which is used for measuring the above-described test substance in the biological sample and contains first particles which are modified by a first binding substance having specific binding properties with respect to the test substance and have a label, and a compound which has at least one amino group having a positive charge.
    Type: Application
    Filed: August 31, 2015
    Publication date: March 10, 2016
    Applicant: FUJIFILM CORPORATION
    Inventors: Kazuhiro NAKAMURA, Noriyuki KASAGI, Hiroyuki CHIKU, Kentaro NAKAMURA
  • Correction table for interferometric optical signal-to-noise ratio monitor
    Patent number: 9270369
    Abstract: The present disclosure includes a computer-implemented method of correcting a measured optical signal-to-noise ratio (OSNR) comprising receiving an optical signal and measuring OSNR of the optical signal using an interferometric OSNR monitor device. The method also includes applying a correction table to the measured OSNR to generate a corrected OSNR using a controller, the correction table comprising a correction function to counteract an artifact in the measured OSNR. The method also includes storing the corrected OSNR in a non-transitory computer-readable medium. The present disclosure also includes associated devices applying the correction table and methods of generating the correction table.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: February 23, 2016
    Assignee: Fujitsu Limited
    Inventors: Jeng-Yuan Yang, Youichi Akasaka, Motoyoshi Sekiya, Takuji Maeda, Hiroki Ooi, Kentaro Nakamura, Satoru Okano
  • Kidney-imaging agent comprising recombinant gelatin
    Patent number: 9259485
    Abstract: An object of the present invention is to provide a kidney-imaging agent which is composed of bioabsorbable materials, transiently accumulates in a kidney for a short period of time, and does not remain in the kidney for a prolonged time after accumulation. The present invention provides a kidney-imaging agent which comprises a gelatin-like protein.
    Type: Grant
    Filed: July 30, 2010
    Date of Patent: February 16, 2016
    Assignee: FUJIFILM Corporation
    Inventors: Kentaro Nakamura, Yasuhiko Tabata
  • GAS PURIFICATION APPARATUS AND GAS PURIFICATION METHOD
    Publication number: 20160032201
    Abstract: The present invention is intended to provide a gas purification apparatus and a gas purification method with an excellent thermal efficiency and capable of degrading COS at a high degradation rate. A gas purification apparatus configured to purify gas at least including COS, H2O, CO2, and H2S includes a COS treatment device which is provided with a COS conversion catalyst and configured to treat and degrade COS in the gas by hydrolysis, and H2O adjustment means configured to adjust the concentration of H2O in the gas to be introduced into the COS treatment device.
    Type: Application
    Filed: February 26, 2014
    Publication date: February 4, 2016
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Yudai Kato, Kentaro Nakamura
  • OPTICAL TRANSMISSION APPARATUS, OPTICAL TRANSMISSION SYSTEM, AND CONTROL METHOD OF OPTICAL TRANSMISSION SYSTEM
    Publication number: 20160036534
    Abstract: An optical transmission apparatus includes: an optical amplifier configured to amplify an optical signal; an optical power adjustment unit configured to adjust power of the optical signal output from the optical amplifier; and a controller configured to control an adjustment amount of the optical power in the optical power adjustment unit, in accordance with optical power control information obtained based on output optical power information per wavelength indicating output optical power that the optical amplifier is capable of outputting depending on a number of wavelengths included in the optical signal, and requisite signal quality information in a reception node which is to receive the optical signal output from the optical amplifier.
    Type: Application
    Filed: July 16, 2015
    Publication date: February 4, 2016
    Applicant: Fujitsu Limited
    Inventors: Shoichiro ODA, Kentaro NAKAMURA, Yasuhiko AOKI
  • SYSTEMS, APPARATUS, AND METHODS FOR SOCIAL GRAPH BASED RECOMMENDATION
    Publication number: 20160004788
    Abstract: Social graph based information recommendation engines, devices, systems and methods are described where information of interest can be retrieved and provided to a user based on sensor input and profile or preference information about the user or about a person other than the user.
    Type: Application
    Filed: September 14, 2015
    Publication date: January 7, 2016
    Applicants: SONY CORPORATION OF AMERICA, SONY CORPORATION
    Inventors: Vladimir Elgort, Nobuo Tanaka, Kentaro Nakamura, Loren McRoss
  • OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION DEVICE
    Publication number: 20150381272
    Abstract: An optical transmission system includes: a first optical transmission device configured to transmit measurement light to an optical transmission line on a first direction; and a second optical transmission device configured, when an optical transmission characteristic is measured, to loop-back the measurement light received from the first optical transmission device through an optical transmission line on the first direction and to transmit the measurement light to the first optical transmission device through an optical transmission line on a second direction, wherein, when the optical transmission characteristic is measured, the first optical transmission device receives the measurement light loop-backed by the second optical transmission device and measures the optical transmission characteristic between the first optical transmission device and the second optical transmission device.
    Type: Application
    Filed: June 11, 2015
    Publication date: December 31, 2015
    Applicant: FUJITSU LIMITED
    Inventors: Kentaro NAKAMURA, Satoru OKANO, Yasushi SUGAYA
  • METHOD AND SYSTEM FOR RECOVERING OCEAN FLOOR HYDROTHERMAL MINERAL RESOURCES
    Publication number: 20150361768
    Abstract: The invention is a recovery method for recovering mineral resources from a hydrothermal fluid reservoir present beneath the ocean floor, the recovery method including the steps of: (A) providing a hydrothermal fluid well by drilling a hole reaching a hydrothermal fluid reservoir from an ocean floor surface via a guide base on the ocean floor surface, and then installing a casing in the drilled hole via the guide base; (B) precipitating minerals on the mineral-culturing device by installing a mineral-culturing device on the base guide so as to cover a well head of the hydrothermal fluid well, and bringing hot water ejecting from the well head into contact with sea water on the mineral-culturing device; and (C) recovering minerals precipitated on the mineral-culturing device together with the mineral-culturing device.
    Type: Application
    Filed: February 8, 2013
    Publication date: December 17, 2015
    Applicant: Japan Agency for Marine-Earth Science and Technology
    Inventors: Ken TAKAI, Tomokazu SARUHASHI, Junichi MIYAZAKI, Ikuo SAWADA, Takazo SHIBUYA, Shinsuke KAWAGUCHI, Junichiro ISHIBASHI, Tatsuo NOZAKI, Teruhiko KASHIWABARA, Kentaro NAKAMURA, Katsuhiko SUZUKI