Patents by Inventor Ryota Hayashi

Ryota Hayashi 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: 20240176439
    Abstract: Provided is a display antenna including a display including a plurality of light emitters arranged in a grid, an antenna array having an antenna assembly in which a plurality of patch antennas through which light in a wavelength band of a visible region is transmitted is disposed in a grid, the antenna array being disposed to be superimposed on the display, and a phase shifter disposed in a gap region sandwiched between the plurality of light emitters, connected to at least one of the plurality of patch antennas, and configured to shift a signal to be transmitted and received.
    Type: Application
    Filed: November 22, 2023
    Publication date: May 30, 2024
    Applicant: NEC Corporation
    Inventors: Ryota NIHEI, Junichi FUNADA, Kenji WAKAFUJI, Kazuyuki HAYASHI, Kohei YOSHIDA, Shingo WATANABE, Kazushi SUGYO, Masakazu ONO, Fujio OKUMURA
  • Publication number: 20240178576
    Abstract: Provided is an antenna device including an antenna array including a plurality of patch antennas arrayed in a grid, a first switch group including a first switch disposed on a wiring line connecting two adjacent patch antennas, and a second switch group including a second switch disposed on a wiring line between an antenna assembly formed by at least four adjacent patch antennas and a signal source connected to at least one patch antenna constituting the antenna assembly.
    Type: Application
    Filed: November 22, 2023
    Publication date: May 30, 2024
    Applicant: NEC Corporation
    Inventors: Ryota NIHEI, Junichi FUNADA, Kenji WAKAFUJI, Kazuyuki HAYASHI, Kohei YOSHIDA, Shingo WATANABE, Kazushi SUGYO, Masakazu ONO, FUJIO OKUMURA
  • Patent number: 11996442
    Abstract: A semiconductor device includes a semiconductor base body, and a first main electrode and a second main electrode provided on the semiconductor base body. The semiconductor base body includes a drift region of a first conductivity type through which a main current flows, a column region of a second conductivity type arranged adjacent to the drift region in parallel to a current passage of the main current, a second electrode-connection region of the first conductivity type electrically connected to the second main electrode, and a low-density electric-field relaxation region of the first conductivity type having a lower impurity concentration than the drift region and arranged between the second electrode-connection region and the column region.
    Type: Grant
    Filed: September 14, 2022
    Date of Patent: May 28, 2024
    Assignees: NISSAN MOTOR CO., LTD., RENAULT s.a.s.
    Inventors: Toshiharu Marui, Tetsuya Hayashi, Keiichiro Numakura, Wei Ni, Ryota Tanaka, Keisuke Takemoto
  • Publication number: 20240170227
    Abstract: A power storage device of the present disclosure includes: a power storage element; a case that houses the power storage element, the case having a bottomed tubular shape and including an opening at one end of the case; and a sealing body that seals the opening. The case includes a first pressing part and a second pressing part in a vicinity of the opening. The first pressing part presses a side surface of the sealing body and protrudes to an inside of the case, and the second pressing part presses an upper surface of the sealing body. The sealing body includes a slit on the upper surface of the sealing body. The slit extends radially inward of the case with respect to the second pressing part and opens at the side surface of the sealing body.
    Type: Application
    Filed: December 20, 2021
    Publication date: May 23, 2024
    Inventors: TOSHITAKA KOBAYASHI, HIROKI HAYASHI, EIKO ISHII, HIDEKI SHIMAMOTO, RYOTA MORIOKA
  • Patent number: 11967867
    Abstract: A rotating electric machine includes: a field element that includes a magnet portion that includes a plurality of magnetic poles; an armature that includes an armature winding of multiple phases; and a power converter that is electrically connected to the armature winding. The rotating electric machine also includes: a plurality of electrical components that configure the power converter; and a housing member that includes a cylindrical portion that is provided on a radially inner side of a magnetic circuit portion that includes the magnet portion and the armature winding, and to which the plurality of electrical components are disposed. The cylindrical portion is provided with a coolant passage through which a coolant flows. The plurality of electrical components are arranged in the housing member on a radially inner side of the cylindrical portion, in a circumferential direction along the cylindrical portion.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: April 23, 2024
    Assignee: DENSO CORPORATION
    Inventors: Tomohisa Sano, Yuki Takahashi, Ryota Tanabe, Yuta Hashimoto, Wataru Funatsu, Norihiro Hayashi
  • Patent number: 11940440
    Abstract: An electrochemical measurement method is provided in which a working electrode that causes an oxidation-reduction reaction with a measurement target and a counter electrode connected to the working electrode are provided in an electrolytic solution containing the measurement target, and a measuring voltage is applied between the working electrode and the counter electrode to measure a current that flows between the working electrode and the counter electrode in proportion to the amount of the measurement target, wherein an eliminating electrode is provided in the electrolytic solution, and the method performs: eliminating the measurement target by applying an eliminating voltage, which has the same polarity as the measuring voltage, between the eliminating electrode and the counter electrode to oxidize or reduce the measurement target; diffusing a new measurement target; and measuring the current by applying the measuring voltage between the working electrode and the counter electrode.
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: March 26, 2024
    Assignees: JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED, TOHOKU UNIVERSITY
    Inventors: Hiroyuki Hayashi, Ryota Kunikata, Atsushi Suda, Kosuke Ino, Kumi Inoue, Tomokazu Matsue
  • Patent number: 11926485
    Abstract: A processing system includes a conveyance path including a plurality of conveyance modules configured to convey a carriage, the plurality of conveyance modules being disposed to convey the carriage to a plurality of positions, a processing apparatus configured to perform processing on a work mounted on the carriage, and a control unit configured to control the plurality of conveyance modules and the processing apparatus, wherein the control unit is configured to, in performing the processing on the work at the plurality of positions by the processing apparatus, move the work to the plurality of positions by moving the carriage using the conveyance modules.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: March 12, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ryota Okazaki, Satoshi Shioda, Akihiro Hayashi, Takeshi Akehi
  • Patent number: 11707419
    Abstract: A first problem is to provide a novel technique for forming hyaluronan into particles. Further, a second problem is to provide a novel technique suitable for production of a composite particle containing an anionic polymer and a peptide. Means for solving the first problem is a composite particle containing an anionic polymer, and a cationic polymer (except for chitosan) having a degree of cationization of 0.2 or more. Means for solving the second problem is to mix an anionic polymer and a peptide in an aqueous solvent having a pH of 5 or less.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: July 25, 2023
    Assignee: POLA CHEMICAL INDUSTRIES, INC.
    Inventor: Ryota Hayashi
  • Publication number: 20200289380
    Abstract: A first problem is to provide a novel technique for forming hyaluronan into particles. Further, a second problem is to provide a novel technique suitable for production of a composite particle containing an anionic polymer and a peptide. Means for solving the first problem is a composite particle containing an anionic polymer, and a cationic polymer (except for chitosan) having a degree of cationization of 0.2 or more. Means for solving the second problem is to mix an anionic polymer and a peptide in an aqueous solvent having a pH of 5 or less.
    Type: Application
    Filed: May 28, 2020
    Publication date: September 17, 2020
    Applicant: POLA CHEMICAL INDUSTRIES, INC.
    Inventor: Ryota HAYASHI
  • Publication number: 20190231655
    Abstract: A first problem is to provide a novel technique for forming hyaluronan into particles. Further, a second problem is to provide a novel technique suitable for production of a composite particle containing an anionic polymer and a peptide. Means for solving the first problem is a composite particle containing an anionic polymer, and a cationic polymer (except for chitosan) having a degree of cationization of 0.2 or more. Means for solving the second problem is to mix an anionic polymer and a peptide in an aqueous solvent having a pH of 5 or less.
    Type: Application
    Filed: October 4, 2017
    Publication date: August 1, 2019
    Applicant: POLA CHEMICAL INDUSTRIES, INC.
    Inventor: Ryota HAYASHI
  • Publication number: 20160074270
    Abstract: A training device is for training a limb. The training device includes switches that are manipulated with the limb and a load reliever that generates a counter force against the weight of the limb in a manner allowing the limb to move upward and downward.
    Type: Application
    Filed: November 20, 2015
    Publication date: March 17, 2016
    Applicants: KAGOSHIMA UNIVERSITY, KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Mitsunori KAWABE, Toshiyuki KITANO, Keijiro MISU, Ken-ichi SADAKANE, Hidenori TOMISAKI, Kazumi KAWAHIRA, Megumi SHIMODOZONO, Ryota HAYASHI
  • Publication number: 20160074271
    Abstract: A training device for training a limb includes target parts to be touched with the limb and a force generator that generates a lifting force acting upward on the limb by electricity in a manner allowing the limb to move upward and downward.
    Type: Application
    Filed: November 20, 2015
    Publication date: March 17, 2016
    Applicants: KAGOSHIMA UNIVERSITY, KABUSHIKI KAISHA YASKAWA DENKI
    Inventors: Keijiro MISU, Hiromitsu AKAE, Toshiyuki KlTANO, Mitsunori KAWABE, Hidenori TOMISAKI, Kazumi KAWAHIRA, Megumi SHIMODOZONO, Yong YU, Ryota HAYASHI
  • Patent number: 8335597
    Abstract: A remote-controlled mobile machine has a pair of flexible shafts (10) formed by inserting torque transmission driving wires (11) into tubes (12). One ends of the flexible shafts (10) are respectively connected to power sources (2), and the other ends thereof are respectively connected to a pair of left and right crawler mechanisms (102). The crawler mechanisms (102) are driven/controlled by remote control via the flexible shafts (10) to make the mobile machine travel.
    Type: Grant
    Filed: September 8, 2006
    Date of Patent: December 18, 2012
    Assignee: Kagoshima University
    Inventors: Ryota Hayashi, Showzou Tsujio, Yong Yu
  • Publication number: 20090281681
    Abstract: A remote-controlled mobile machine has a pair of flexible shafts (10) formed by inserting torque transmission driving wires (11) into tubes (12). One ends of the flexible shafts (10) are respectively connected to power sources (2), and the other ends thereof are respectively connected to a pair of left and right crawler mechanisms (102). The crawler mechanisms (102) are driven/controlled by remote control via the flexible shafts (10) to make the mobile machine travel.
    Type: Application
    Filed: September 8, 2006
    Publication date: November 12, 2009
    Inventors: Ryota Hayashi, Showzou Tsujio, Yong Yu