Patents by Inventor Atsuhiko Murayama

Atsuhiko Murayama 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: 20240069457
    Abstract: The toner contains binder resin-containing toner particles and silica fine particle S1, wherein the weight-average particle diameter of the toner is 4.0-15.0 ?m, both inclusive, peaks originating with the silica fine particle S1 are observed in 29 Si-NMR measurement of the silica fine particle S1, and, in the spectrum obtained by 29Si CP/MAS NMR or 29Si DD/MAS NMR, the peak area of a peak corresponding to the D1 unit structure in the silica fine particle S1, the peak area of a peak corresponding to the D2 unit structure in the silica fine particle S1, and the peak area of a peak corresponding to the Q unit structure in the silica fine particle S1 satisfy a prescribed relationship.
    Type: Application
    Filed: October 25, 2023
    Publication date: February 29, 2024
    Inventors: RYUJI MURAYAMA, SHIN KITAMURA, TORU TAKAHASHI, DAISUKE TSUJIMOTO, RYUICHIRO MATSUO, HITOSHI SANO, NOBUYUKI FUJITA, SHUJI YAMADA, YUKA GUNJI, TAKAKUNI KOBORI, YOSHIHIRO OGAWA, ATSUHIKO OHMORI, HIROKI KAGAWA, KEISUKE ADACHI, TOMOKO SUGITA
  • Publication number: 20230398257
    Abstract: An object of the present invention is to provide a bioabsorbable and stretchable fibrous medical material that enables formation of ligation which provides a small and hard-to-unravel knot even with a weak force. The present invention provides a fibrous medical material which is a fibrous material composed of a molded article provided by spinning and drawing a bioabsorbable aliphatic polymer, wherein an elongation at break is 75% or greater, an intermediate elastic modulus in tension at a strain ranging from 0.25% and 10% is lower than an initial elastic modulus in tension at a strain ranging from 0.05% to 0.25%, the intermediate elastic modulus in tension is 400 MPa or less, and a residual strain rate after 100% deformation is 70% or less.
    Type: Application
    Filed: October 25, 2021
    Publication date: December 14, 2023
    Applicants: MITSUBISHI GAS CHEMICAL COMPANY, INC., National University Corporation Tokai National Higher Education and Research System
    Inventors: Akira MAEHARA, Hitoshi HIRATA, Atsuhiko MURAYAMA, Yasunobu NAKAGAWA
  • Publication number: 20180213383
    Abstract: Information processing device (100) communicates with mobile terminals (200-1) to (200-2). Mobile terminals (200-1) to (200-2) perform near field communication with each other. Information processing device (100) decides a condition based on a distance from a first location associated with user information about users who use mobile terminals (200-1) to (200-2) to their current location and notifies mobile terminals (200-1) to (200-2) whether or not other user identification information that satisfies the decided condition has been stored.
    Type: Application
    Filed: March 19, 2018
    Publication date: July 26, 2018
    Applicant: NEC Corporation
    Inventors: Atsuhiko MURAYAMA, Hiroyuki AOKI
  • Patent number: 9955287
    Abstract: Information processing device (100) communicates with mobile terminals (200-1) to (200-2). Mobile terminals (200-1) to (200-2) perform near field communication with each other. Information processing device (100) decides a condition based on a distance from a first location associated with user information about users who use mobile terminals (200-1) to (200-2) to their current location and notifies mobile terminals (200-1) to (200-2) whether or not other user identification information that satisfies the decided condition has been stored.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: April 24, 2018
    Assignee: NEC Corporation
    Inventors: Atsuhiko Murayama, Hiroyuki Aoki
  • Patent number: 9684393
    Abstract: A display control device (500) is the display control device (500) that controls output of display data to a plurality of display units that are arranged on different surfaces of a case, comprising a posture detection unit (510), a visibility state determination unit (520), and a display data output unit (530). The posture detection unit (510) detects a posture of the case. The visibility state determination unit (520) determines a display unit that is visually recognizable to the user from among the plurality of display units according to the posture of the case detected by the posture detection unit (510). The display data output unit (530) outputs the display data to the display unit that the visibility state determination unit (520) determined as visually recognizable to the user.
    Type: Grant
    Filed: August 29, 2013
    Date of Patent: June 20, 2017
    Assignee: NEC CORPORATION
    Inventors: Ayumu Yagihashi, Yumi Katou, Hiroyuki Aoki, Atsuhiko Murayama, Seiji Sugahara
  • Patent number: 9528833
    Abstract: A navigation apparatus 100 includes a current position information acquisition unit (a self-position acquisition unit 42) that acquires current position information, and a travel direction determination unit (for example, a route search unit 44) that determines a travel direction based on the acquired current position information and destination position information. The navigation apparatus 100 further includes a sound unit that outputs a sound (for example, a parametric speaker 30), and a sound control unit 41 that controls the sound unit so that the sound can be heard to the user from the travel direction.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: December 27, 2016
    Assignee: NEC CORPORATION
    Inventors: Kenichi Kitatani, Hiroyuki Aoki, Yumi Katou, Ayumu Yagihashi, Atsuhiko Murayama, Seiji Sugahara
  • Patent number: 9395814
    Abstract: A control unit (120) recognizes information that is being displayed in, from among display areas (110-1-110-3) that display information, a first display area and displays relevant information that relates to the information that was recognized in a second display area other than the first display area.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: July 19, 2016
    Assignee: NEC Corporation
    Inventors: Atsuhiko Murayama, Hiroyuki Aoki, Seiji Sugahara
  • Patent number: 9369796
    Abstract: There are provided an oscillation device that outputs a sound wave; a recognition unit that recognizes a direction in which sound output targets (80), for which a sound is to be output, are located; a selection unit that selects at least one of the sound output targets (80); a distance calculation unit that calculates a distance to the sound output target (80); and a control unit that controls the oscillation device to adjust sound pressure of the sound wave. The oscillation device outputs an ultrasonic wave for a sensor and a sound wave for sound reproduction. The distance calculation unit calculates a distance between the oscillation device and an object to be selected (82) by detecting the ultrasonic wave for a sensor reflected from the object to be selected (82) selected by the selection unit. The control unit adjusts the magnitude of the output of the sound wave for sound reproduction on the basis of the calculated distance between the oscillation device and the object to be selected (82).
    Type: Grant
    Filed: February 1, 2012
    Date of Patent: June 14, 2016
    Assignee: NEC CORPORATION
    Inventors: Ayumu Yagihashi, Kenichi Kitatani, Hiroyuki Aoki, Yumi Katou, Atsuhiko Murayama, Seiji Sugahara
  • Patent number: 9348442
    Abstract: An input apparatus (for example, a mobile terminal apparatus (100)) includes a display unit (60) that displays a plurality of operation position displays (for example, operation position displays (61 to 66)); and a detection unit that contactlessly detects an operation which corresponds to an operation position set in a specific space of a front of the input apparatus in correspondence to each of the plurality of operation position displays. The detection unit includes a first piezoelectric element (an oscillation piezoelectric element (31)) that oscillates ultrasound toward the front space of the input apparatus; a second piezoelectric element (a reception piezoelectric element (21)) that detects the ultrasound which is oscillated by the first piezoelectric element; and a determination unit that determines whether or not an operation is performed on a certain operation position based on a result of detection performed by the second piezoelectric element.
    Type: Grant
    Filed: January 24, 2012
    Date of Patent: May 24, 2016
    Assignee: NEC CORPORATION
    Inventors: Kenichi Kitatani, Hiroyuki Aoki, Yumi Katou, Ayumu Yagihashi, Atsuhiko Murayama, Seiji Sugahara
  • Patent number: 9241123
    Abstract: An electronic device includes: a plurality of oscillators (10) that output modulation waves of a parametric speaker; a display unit (40) that displays a plurality of contents at the same time; a recognition unit that recognizes the locations of a plurality of users; and a control unit that controls the oscillators (10) so as to reproduce sounds corresponding to the contents. The control unit controls the oscillators (10) so as to reproduce the sound corresponding to the content selected by each user, toward the location of each of the plurality of users which is recognized by the recognition unit.
    Type: Grant
    Filed: February 1, 2012
    Date of Patent: January 19, 2016
    Assignee: NEC CORPORATION
    Inventors: Ayumu Yagihashi, Kenichi Kitatani, Hiroyuki Aoki, Yumi Katou, Atsuhiko Murayama, Seiji Sugahara
  • Patent number: 9215523
    Abstract: A portable terminal device (100) includes a plurality of operation units (for example, a plurality of operation keys (11)) that are operated by a user; a detection unit that detects which operation unit of the plurality of operation units is operated; and a directional speaker (for example, a parametric speaker (30)). The portable terminal device (100) further includes an audio control unit that controls the directional speaker so that an audio image is formed at a position corresponding to the position of the operation unit operated by the user among the plurality of operation units.
    Type: Grant
    Filed: January 24, 2012
    Date of Patent: December 15, 2015
    Assignee: NEC CORPORATION
    Inventors: Kenichi Kitatani, Ayumu Yagihashi, Hiroyuki Aoki, Yumi Katou, Atsuhiko Murayama, Seiji Sugahara
  • Publication number: 20150220166
    Abstract: A display control device (500) is the display control device (500) that controls output of display data to a plurality of display units that are arranged on different surfaces of a case, comprising a posture detection unit (510), a visibility state determination unit (520), and a display data output unit (530). The posture detection unit (510) detects a posture of the case. The visibility state determination unit (520) determines a display unit that is visually recognizable to the user from among the plurality of display units according to the posture of the case detected by the posture detection unit (510). The display data output unit (530) outputs the display data to the display unit that the visibility state determination unit (520) determined as visually recognizable to the user.
    Type: Application
    Filed: August 29, 2013
    Publication date: August 6, 2015
    Inventors: Ayumu Yagihashi, Yumi Katou, Hiroyuki Aoki, Atsuhiko Murayama, Seiji Sugahara
  • Publication number: 20140245225
    Abstract: A portable terminal apparatus includes a first display screen and a second display screen serving as a rear surface of the first display screen. The portable terminal apparatus sets regions of the first and second display screens as regions in which operation inputs indicating a pair of processes are received. Thereby, the portable terminal apparatus can receive a plurality of input operations using the first and second display screens without increasing the size of the first display screen. Accordingly, the size increase of the portable terminal apparatus can be eliminated and the operability thereof can be improved.
    Type: Application
    Filed: September 19, 2012
    Publication date: August 28, 2014
    Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.
    Inventors: Ayumu Yagihashi, Yumi Kato, Hiroyuki Aoki, Atsuhiko Murayama, Seiji Sugahara
  • Publication number: 20140232653
    Abstract: A supporting-point position detecting unit detects a supporting-point position of a thumb when the finger moves in a state in which a portable electronic apparatus (portable information apparatus) is held, and a finger length acquiring unit acquires a length of the thumb. Then, an application processing unit sets a touch region (for example, a display region of an icon of a push button) in which a touch operation serving as a predetermined input operation is received within a movable range of the finger obtained based on the supporting-point position of the thumb and the length of the thumb in a region in which the touch sensor is able to detect a touch.
    Type: Application
    Filed: September 18, 2012
    Publication date: August 21, 2014
    Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.
    Inventors: Ayumu Yagihashi, Yumi Kato, Hiroyuki Aoki, Atsuhiko Murayama, Seiji Sugahara
  • Publication number: 20140225828
    Abstract: A control unit (120) recognizes information that is being displayed in, from among display areas (110-1-110-3) that display information, a first display area and displays relevant information that relates to the information that was recognized in a second display area other than the first display area.
    Type: Application
    Filed: August 8, 2012
    Publication date: August 14, 2014
    Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.
    Inventors: Atsuhiko Murayama, Hiroyuki Aoki, Seiji Sugahara
  • Publication number: 20140229584
    Abstract: A content sharing system includes a shared server device and a user terminal device. The shared server device includes: a communication unit that transmits and receives information to and from the user terminal device via a communication line network; a database unit that stores content data serving as a shared content, accompanying information of the content data, and personal information of a user; a control unit that determines whether a processing request is present or not, the processing request relating to processing of information including the content data stored in the database unit; a processing unit that receives and processes the processing request from the control unit when the processing request is present; and a plurality of dependent processing units that belong to the processing unit and execute processing corresponding to the processing request.
    Type: Application
    Filed: August 29, 2012
    Publication date: August 14, 2014
    Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.
    Inventors: Hiroyuki Aoki, Atsuhiko Murayama
  • Publication number: 20140210762
    Abstract: When detection section (120) detects touch in display area (110-1) or (110-2), and positions at start and end of the touch detected by detection section (120) are included in different display areas (110-1) and (110-2), control section (130) causes second information related to first information displayed at a position corresponding to the position where detection section (120) has detected the start of the touch to be displayed at a position corresponding to the position where detection section (120) has detected the end of the touch.
    Type: Application
    Filed: August 7, 2012
    Publication date: July 31, 2014
    Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.
    Inventors: Atsuhiko Murayama, Hiroyuki Aoki
  • Publication number: 20140213292
    Abstract: Information processing device (100) communicates with mobile terminals (200-1) to (200-2). Mobile terminals (200-1) to (200-2) perform near field communication with each other. Information processing device (100) decides a condition based on a distance from a first location associated with user information about users who use mobile terminals (200-1) to (200-2) to their current location and notifies mobile terminals (200-1) to (200-2) whether or not other user identification information that satisfies the decided condition has been stored.
    Type: Application
    Filed: June 15, 2012
    Publication date: July 31, 2014
    Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.
    Inventors: Atsuhiko Murayama, Hiroyuki Aoki
  • Publication number: 20140205134
    Abstract: Provided is an electronic device including a plurality of oscillators (12) each of which outputs a modulated wave of a parametric speaker, a display (40) that displays image data, a recognition unit (30) that recognizes positions of a plurality of users, and a control unit (20) that controls the oscillator (12) to reproduce audio data associated with the image data, the control unit (20) controls the oscillator (12) to reproduce the audio data, according to a volume or a quality which are set for each user, toward the position of each user which is recognized by the recognition unit (30).
    Type: Application
    Filed: September 7, 2012
    Publication date: July 24, 2014
    Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.
    Inventors: Ayumu Yagihashi, Kenichi Kitatani, Hiroyuki Aoki, Yumi Katou, Atsuhiko Murayama, Seiji Sugahara
  • Publication number: 20130315034
    Abstract: There are provided an oscillation device that outputs a sound wave; a recognition unit that recognizes a direction in which sound output targets (80), for which a sound is to be output, are located; a selection unit that selects at least one of the sound output targets (80); a distance calculation unit that calculates a distance to the sound output target (80); and a control unit that controls the oscillation device to adjust sound pressure of the sound wave. The oscillation device outputs an ultrasonic wave for a sensor and a sound wave for sound reproduction. The distance calculation unit calculates a distance between the oscillation device and an object to be selected (82) by detecting the ultrasonic wave for a sensor reflected from the object to be selected (82) selected by the selection unit. The control unit adjusts the magnitude of the output of the sound wave for sound reproduction on the basis of the calculated distance between the oscillation device and the object to be selected (82).
    Type: Application
    Filed: February 1, 2012
    Publication date: November 28, 2013
    Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.
    Inventors: Ayumu Yagihashi, Kenichi Kitatani, Hiroyuki Aoki, Yumi Katou, Atsuhiko Murayama, Seiji Sugahara