Patents by Inventor Yukihiro Hara

Yukihiro Hara 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: 11722046
    Abstract: An electromagnetic coupling device includes an electromagnetic coil, a field core including a recessed portion containing the electromagnetic coil, and a terminal block inserted in a hole passing through the wall of the recessed portion. The terminal block includes a terminal portion projecting outside the field core, a pair of terminals provided at the terminal portion, and a pair of through holes passing through the terminal block via the pair of terminals. The winding start end and winding termination end of the electromagnetic coil pass through the pair of through holes, project from the pair of terminals, and are soldered to the pair of terminals together with a pair of external connection lead wires.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: August 8, 2023
    Assignee: OGURA CLUTCH CO., LTD.
    Inventors: Yoshinori Fujisawa, Yukihiro Hara, Shinya Ozaki, Toshihiro Takahara
  • Publication number: 20220320989
    Abstract: An electromagnetic coupling device includes an electromagnetic coil, a field core including a recessed portion containing the electromagnetic coil, and a terminal block inserted in a hole passing through the wall of the recessed portion. The terminal block includes a terminal portion projecting outside the field core, a pair of terminals provided at the terminal portion, and a pair of through holes passing through the terminal block via the pair of terminals. The winding start end and winding termination end of the electromagnetic coil pass through the pair of through holes, project from the pair of terminals, and are soldered to the pair of terminals together with a pair of external connection lead wires.
    Type: Application
    Filed: March 21, 2022
    Publication date: October 6, 2022
    Inventors: Yoshinori FUJISAWA, Yukihiro HARA, Shinya OZAKI, Toshihiro TAKAHARA
  • Patent number: 11345820
    Abstract: Hollow particles containing monocrystalline titanium oxide and silica, and having a titanium oxide content of 86.0-99.5 mol % and a silica content of 0.5-14.0 mol %; and a method of producing the particles. A white ink containing the hollow particles as a coloring agent; the use of the white ink in inkjet recording; and a method for inkjet recording using the white ink.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: May 31, 2022
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Yukihiro Hara, Akihiro Nohara
  • Patent number: 10995228
    Abstract: Hollow structure particles which contain titanium oxide and silica, in which the crystal type of the titanium oxide is rutile type; a method for producing the hollow structure particles; a white ink which contains these hollow structure particles as a coloring agent; use of the white ink in inkjet recording; and an inkjet recording method which uses the white ink.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: May 4, 2021
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Yukihiro Hara, Akihiro Nohara
  • Publication number: 20200339817
    Abstract: Hollow particles containing monocrystalline titanium oxide and silica, and having a titanium oxide content of 86.0-99.5 mol % and a silica content of 0.5-14.0 mol %; and a method of producing the particles. A white ink containing the hollow particles as a coloring agent; the use of the white ink in inkjet recording; and a method for inkjet recording using the white ink.
    Type: Application
    Filed: December 10, 2018
    Publication date: October 29, 2020
    Inventors: Yukihiro Hara, Akihiro NOHARA
  • Patent number: 10334628
    Abstract: A transmitter generates a header frame having a frame length indicating the beginning of data to be transmitted, data frames having frame lengths representing the data to be transmitted, and an end frame having a frame length indicating the end of the data to be transmitted. Then, for all of the header frame, data frames and end frame, the transmitter executes transmitting the kth frame when the wireless communication space is available, thereby transmitting the header frame, data frames and end frame, one after another, in accordance with the CSMA/CA scheme.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: June 25, 2019
    Assignees: NEC COMMUNICATION SYSTEMS, LTD., A SCHOOL CORPORATION KANSAI UNIVERSITY, ADVANCED TELECOMMUNICATIONS RESEARCH INSTITUTE INTERNATIONAL
    Inventors: Tetsuya Ito, Yukihiro Hara, Masahito Iwai, Hiroyuki Yomo, Takatoshi Kimura, Akio Hasegawa
  • Publication number: 20190191560
    Abstract: The invention generally relates to articles and methods of making thereof. More specifically, articles comprising a substrate and a film deposited on the substrate, wherein the article is bendable to a bending diameter of about 3.8 mm or less without substantial structural failure of the film. Further, methods of making these articles are further disclosed. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
    Type: Application
    Filed: August 17, 2017
    Publication date: June 20, 2019
    Inventors: Rene Lopez, Qian Dong, Yukihiro Hara, Patrick Daniel Puzzo
  • Publication number: 20190176439
    Abstract: There is provided a new infrared-shielding sheet that has been improved to a large extent in terms of transparency in the visible light region, radio-wave transparency, infrared shielding properties, production cost, and hue. The infrared-shielding sheet includes: a laminated film having high-refractive index resin layers containing fine particles and low-refractive index resin layers containing fine particles alternately laminated therein; and an infrared-absorbent pigment layer containing an infrared-absorbent pigment having a visible light transmittance of 70% or greater and a b* value in the L*a*b* color system of 10 or less, wherein for at least one layer of the low-refractive index resin layers, a value obtained by subtracting the refractive index at an arbitrary wavelength in the range of 780 nm to 2,500 nm from the refractive index at a wavelength of 550 nm is 0.
    Type: Application
    Filed: May 31, 2017
    Publication date: June 13, 2019
    Inventors: Yukihiro Hara, Michiharu Arifuku, Shoko Ebihara, Akihiro Nohara
  • Patent number: 10313974
    Abstract: A base station includes a wakeup signal transmission part transmitting transmission signal information to a wireless terminal by wireless communication. The transmission signal information includes a wakeup signal starting a given function included by the wireless terminal. The wakeup signal transmission part transmits the transmission signal information including connection information in addition to the wakeup signal to the wireless terminal. The connection information is information for causing the wireless terminal of a destination of transmission of the wakeup signal to connect by wireless communication using the given function.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: June 4, 2019
    Assignees: NEC COMMUNICATION SYSTEMS, LTD., NEC CORPORATION
    Inventors: Yukihiro Hara, Yohei Miyama, Tomonori Kumagai, Shinji Masuda, Kenki Takagi
  • Patent number: 10194392
    Abstract: When a terminal device initiates a wireless communication when it has not established a wireless link between itself and another wireless device, it transmits, as a management frames in active scanning, a plurality of activation probe requests having frame lengths representing an identifier of a wireless base station to which connection is being made and which is intended to transition from sleep mode to operating mode. Then, the wireless base station receives the plurality of activation probe requests transmitted by the terminal device as management frames in active scanning in a wireless LAN, and, when a plurality of dummy network identifiers detected based on the received plurality of activation probe requests represent the identifier of its own, transitions from sleep mode to operating mode.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: January 29, 2019
    Assignees: ADVANCED TELECOMMUNICATIONS RESERACH INSTITUTE INTERNATIONAL, NEC COMMUNICATION SYSTEMS, LTD.
    Inventors: Masahito Iwai, Yukihiro Hara, Tetsuya Ito, Takatoshi Kimura, Akio Hasegawa
  • Patent number: 10101284
    Abstract: Provided are a three-dimensional X-ray CT apparatus, a three-dimensional CT image reconstruction method, and a program, which are capable of reducing an operating time. A three-dimensional X-ray CT apparatus includes: a CT imaging portion for continuously and relatively rotating a measurement system with respect to a subject to perform a CT imaging measurement for taking data on a plurality of transmission images for reconstructing a three-dimensional CT image of the subject; and an image reconstruction portion for reconstructing the three-dimensional CT image based on the data on the plurality of transmission images taken by the CT imaging portion and displaying the three-dimensional CT image. During a period in which the CT imaging measurement is being performed, the image reconstruction portion reconstructs the three-dimensional CT image based on already-taken data on transmission images and displays the three-dimensional CT image before the CT imaging measurement is completed.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: October 16, 2018
    Assignee: RIGAKU CORPORATION
    Inventors: Takafumi Koike, Yukihiro Hara
  • Publication number: 20180270862
    Abstract: A transmitter generates a header frame having a frame length indicating the beginning of data to be transmitted, data frames having frame lengths representing the data to be transmitted, and an end frame having a frame length indicating the end of the data to be transmitted. Then, for all of the header frame, data frames and end frame, the transmitter executes transmitting the kth frame when the wireless communication space is available, thereby transmitting the header frame, data frames and end frame, one after another, in accordance with the CSMA/CA scheme.
    Type: Application
    Filed: May 2, 2018
    Publication date: September 20, 2018
    Inventors: Tetsuya ITO, Yukihiro HARA, Masahito IWAI, Hiroyuki YOMO, Takatoshi KIMURA, Akio HASEGAWA
  • Patent number: 9999075
    Abstract: A transmitter generates a header frame having a frame length indicating the beginning of data to be transmitted, data frames having frame lengths representing the data to be transmitted, and an end frame having a frame length indicating the end of the data to be transmitted. Then, for all of the header frame, data frames and end frame, the transmitter executes transmitting the kth frame when the wireless communication space is available, thereby transmitting the header frame, data frames and end frame, one after another, in accordance with the CSMA/CA scheme.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: June 12, 2018
    Assignees: NEC COMMUNICATION SYSTEMS, LTD., A SCHOOL CORPORATION KANSAI UNIVERSITY, ADVANCED TELECOMMUNICATIONS RESEARCH INSTITUTE INT
    Inventors: Tetsuya Ito, Yukihiro Hara, Masahito Iwai, Hiroyuki Yomo, Takatoshi Kimura, Akio Hasegawa
  • Patent number: 9989939
    Abstract: A wireless device (1) searches a database that stores positional information of the wireless device (1), a device (2-4) and control identifiers for controlling the devices (2-4) in an associated manner, acquires a device (2-4) located near the wireless device (1) and a control identifier for controlling the device (2-4) based on the positional information of the wireless device (1), and, based on the device (2-4) and the control identifier for controlling the device (2-4) that have been acquired, determines a controlled device (at least one of the devices (2-4)) and generates a control identifier for the controlled device. The wireless device (1) transmits, by wireless communication, the generated controlled identifier to a receiver mounted on the controlled device to control the controlled device.
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: June 5, 2018
    Assignees: NEC COMMUNICATION SYSTEMS, LTD., A SCHOOL CORPORATION KANSAI UNIVERSITY, ADVANCED TELECOMMUNICATIONS RESEARCH INSTITUTE INT
    Inventors: Tetsuya Ito, Yukihiro Hara, Masahito Iwai, Yuma Asada, Yuta Okamoto, Shota Kakibuti, Ryou Nagase, Shohei Fukayama, Hironori Fukui, Noboru Miyamoto, Hiroyuki Yomo, Takatoshi Kimura, Suhua Tang, Akio Hasegawa
  • Patent number: 9940737
    Abstract: To make a user easily obtain an objective and stable analysis result of bone mineral density. An analyzer 100 of bone mineral density using CT image data of a phantom having a known bone mineral density includes: a known data storage part 105 that stores known data of bone mineral density for a phantom; a histogram production part 102 that produces a histogram of region number relative to a CT value for three-dimensional CT image data of the phantom; a correspondence determination part 106 that determines correspondence between a CT value and a bone mineral density by correlating CT values showing respective peaks of the produced histogram with the known data of the phantom; and an analysis part 109 that decides a bone mineral density for three-dimensional CT image data of a subject using the determined correspondence.
    Type: Grant
    Filed: October 5, 2016
    Date of Patent: April 10, 2018
    Assignee: RIGAKU CORPORATION
    Inventors: Yukihiro Hara, Takafumi Koike, Minoru Maesawa
  • Patent number: 9928597
    Abstract: There are provided an image processing apparatus, an image processing method and an image processing program which can easily and accurately specify and analyze an abnormal part of a subject. An image processing apparatus 100 used to specify the abnormal part of the subject includes a calculation unit 130 calculating position adjustment data between contour data of a specific subject extracted from an X-ray radiographic image and contour data of a photographic image obtained by photographing the specific subject, a sectional image generation unit 140 generating a sectional image of a three-dimensional X-ray CT image correlated with the X-ray radiographic image on a plane parallel with a light receiving face of a two-dimensional biolight image correlated with the photographic image, and a display processing unit 150 displaying the three-dimensional X-ray CT image and the two-dimensional biolight image in superposition on the sectional image, using the calculated position adjustment data.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: March 27, 2018
    Assignee: RIGAKU CORPORATION
    Inventors: Yukihiro Hara, Takafumi Koike, Minoru Maesawa
  • Patent number: 9908306
    Abstract: An infrared shielding sheet includes a laminated film formed by alternately laminating a high refractive index resin layer containing fine particles and a low refractive index resin layer containing fine particles. At least one of the low refractive index resin layers has a value of 0.1 or more that is obtained by subtracting a refractive index at an arbitrary wavelength from 780 to 2500 nm from a refractive index at a wavelength of 550 nm. The low refractive index resin layer has a refractive index lower than a refractive index of the high refractive index resin layer at any wavelength in a range from 550 nm to the arbitrary wavelength inclusive.
    Type: Grant
    Filed: May 16, 2014
    Date of Patent: March 6, 2018
    Assignee: Nippon Kayaku KabushikiKaisha
    Inventors: Yukihiro Hara, Michiharu Arifuku, Shoko Saito, Myeongjin Kang, Noriko Kiyoyanagi
  • Patent number: 9895129
    Abstract: Provided are a CT-image processing apparatus and a method which can remove noise caused by one of a heartbeat and a breathing beat and extract only an accurate periodic motion by the other one. A CT-image processing apparatus 5 that processes projection data in which an animal is captured as a subject at each time by an X-ray CT apparatus includes a breathing beat threshold specification unit 36a to specify a lower limit of a breathing beat frequency from a feature amount waveform within a ROI for breathing beat synchronization in a series of projection data, a heartbeat threshold specification unit 37a to specify a lower limit of a heartbeat frequency from a feature amount waveform within a ROI for heartbeat synchronization in the series of projection data, a breathing beat extraction unit 36b to extract a breathing beat waveform using a band-pass filter defined by the lower limit of the breathing beat frequency and the lower limit of the heartbeat frequency.
    Type: Grant
    Filed: March 15, 2016
    Date of Patent: February 20, 2018
    Assignee: Rigaku Corporation
    Inventors: Takafumi Koike, Minoru Maesawa, Yukihiro Hara
  • Publication number: 20170098315
    Abstract: To make a user easily obtain an objective and stable analysis result of bone mineral density. An analyzer 100 of bone mineral density using CT image data of a phantom having a known bone mineral density includes: a known data storage part 105 that stores known data of bone mineral density for a phantom; a histogram production part 102 that produces a histogram of region number relative to a CT value for three-dimensional CT image data of the phantom; a correspondence determination part 106 that determines correspondence between a CT value and a bone mineral density by correlating CT values showing respective peaks of the produced histogram with the known data of the phantom; and an analysis part 109 that decides a bone mineral density for three-dimensional CT image data of a subject using the determined correspondence.
    Type: Application
    Filed: October 5, 2016
    Publication date: April 6, 2017
    Applicant: Rigaku Corporation
    Inventors: Yukihiro HARA, Takafumi KOIKE, Minoru MAESAWA
  • Publication number: 20160295512
    Abstract: A base station includes a wakeup signal transmission part transmitting transmission signal information to a wireless terminal by wireless communication. The transmission signal information includes a wakeup signal starting a given function included by the wireless terminal. The wakeup signal transmission part transmits the transmission signal information including connection information in addition to the wakeup signal to the wireless terminal. The connection information is information for causing the wireless terminal of a destination of transmission of the wakeup signal to connect by wireless communication using the given function.
    Type: Application
    Filed: September 5, 2014
    Publication date: October 6, 2016
    Applicants: NEC Communication Systems, Ltd, NEC Corporation
    Inventors: Yukihiro HARA, Yohei MIYAMA, Tomonori KUMAGAI, Shinji MASUDA, Kenki TAKAGI