Patents by Inventor Naoto Okubo

Naoto Okubo 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: 20220025175
    Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.
    Type: Application
    Filed: October 5, 2021
    Publication date: January 27, 2022
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Toshio ISOZAKI, Takahiro TORII, Yasunobu YAMAZAKI, Naoto OKUBO
  • Patent number: 11220600
    Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: January 11, 2022
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Toshio Isozaki, Takahiro Torii, Yasunobu Yamazaki, Naoto Okubo
  • Patent number: 11208144
    Abstract: A vehicle behavior stabilization system includes a yaw moment applying device configured to apply a yaw moment to the vehicle, a vehicle behavior stabilization control unit configured to selectively control the yaw moment applying device in such a way to stabilize a vehicle behavior according to a computed rear wheel slip angle in relation to a start threshold value and an end threshold value, and a threshold value correcting unit configured to correct the start threshold value and the end threshold value according to a change rate of the computed rear wheel slip angle and/or a change rate of a computed vehicle body slip angle.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: December 28, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hitoshi Sasaki, Masahiro Hirota, Takeshi Kojima, Naoto Okubo
  • Patent number: 11212827
    Abstract: A data transmitting method is presented for implementing early acknowledgement of receipt of uplink data and new transmission scheduling. The data transmitting method for user equipment includes: receiving scheduling information from a base station; transmitting first uplink data to the base station by an initial number of retransmissions; monitoring, in a first search space, whether a first acknowledgement signal for uplink data has been received from the base station, and meanwhile, monitoring, in a second search space, whether a second acknowledgement signal for uplink data has been received from the base station; in the case that the first acknowledgement signal has been received in the first search space, stopping retransmitting the first uplink data; and in the case that the second acknowledgment signal has been received in the second search space, stopping retransmitting the first uplink data, and starting to transmit the second uplink data to the base station.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: December 28, 2021
    Assignee: NTT DOCOMO, INC.
    Inventors: Jiahui Liu, Qin Mu, Liu Liu, Naoto Okubo
  • Patent number: 11128406
    Abstract: This application provides data transmitting method, a data receiving method, a user equipment, and a base station, which can realize early acknowledgment of uplink data reception. The data transmitting method for a user equipment includes: transmitting uplink data to a base station with an initial retransmission times; determining, within a predetermined interval, whether an acknowledged signal of the uplink data is received from the base station, wherein in the case where the acknowledged signal is received within the predetermined interval, transmission of the uplink data is stopped; and in the case where the acknowledged signal is not received within the predetermined interval, the uplink data is transmitted to the base station in a subsequent retransmission mode, until the acknowledged signal is received from the base station or a maximum retransmission times is reached.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: September 21, 2021
    Assignee: NTT DOCOMO, INC.
    Inventors: Jiahui Liu, Qin Mu, Liu Liu, Huiling Jiang, Lan Chen, Naoto Okubo
  • Publication number: 20210268771
    Abstract: A resin metal composite body including a resin member containing a resin molding material containing a resin mixture (a1) and an inorganic filler (a2), and a metal member, and a test specimen of the resin mixture (a1) has a stress-strain curve in a tensile test according to ISO 527-1,2:2012 having a yield point, and a tensile yield stress of 25 MPa or more.
    Type: Application
    Filed: June 27, 2019
    Publication date: September 2, 2021
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Naoto OKUBO, Shinichi MIURA, Takaaki UCHIDA, Hideaki YAMAGUCHI
  • Publication number: 20210269628
    Abstract: A resin metal composite body including a resin member and a metal member, the resin member contains a resin mixture containing a styrene-based resin composition, and a glass filler, the glass filler being 13.0% by mass or more and 37.0% by mass or less based on the resin mixture and the glass filler as 100% by mass, and the styrene-based resin composition contains a styrene-based polymer having a syndiotactic structure, a rubber-like elastomer, and an acid-modified polyphenylene ether, a content of the styrene-based polymer of 62.0% by mass or more and 85.0% by mass or less, a content of the rubber-like elastomer of 12.0% by mass or more and 37.0% by mass or less, and a content of the acid-modified polyphenylene ether of 0.1% by mass or more and 3.9% by mass or less, based on the styrene-based resin composition as 100% by mass.
    Type: Application
    Filed: June 27, 2019
    Publication date: September 2, 2021
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Naoto OKUBO, Shinichi MIURA, Takaaki UCHIDA, Hideaki YAMAGUCHI
  • Publication number: 20210260248
    Abstract: The present invention provides a medical film material which comprises a flat-plate-like or film-like demineralized dentin matrix (DDM) that is derived from a removed bovine tooth and completely demineralized, and which has an area falling within the range front 2 to 50 cm2. The present invention also provides a method for surgerizing a non-human animal using the medical film material. The present invention also provides a method for producing the medical film material, which comprises thinning and demineralizing a removed bovine tooth to produce a demineralized dentin matrix (DDM) film that is completely demineralized, wherein either one of the thinning procedure and the demineralization procedure may be carried out first.
    Type: Application
    Filed: July 22, 2019
    Publication date: August 26, 2021
    Applicant: National University Corporation Hokkaido University
    Inventor: Naoto Okubo
  • Publication number: 20210108072
    Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.
    Type: Application
    Filed: March 30, 2018
    Publication date: April 15, 2021
    Applicant: IDEMITSU KOSAN CO., LTD
    Inventors: Yasunobu YAMAZAKI, Naoto OKUBO, Toshio ISOZAKI, Takahiro TORII
  • Patent number: 10952197
    Abstract: Disclosed are a method for determining a hybrid automatic repeat request (HARQ) process number (HPN) allocated to downlink link (DL) data, a method for notifying a HPN allocated to the DL data, a method for allocating a HPN to DL data, a base station, and a user equipment. The method for determining a HPN allocated to DL data includes: receiving DL control information (DCI) associated with DL data; determining, according to the DCI, whether the DL data satisfies a predetermined condition; and when the DL data satisfies the predetermined condition, determining the HPN allocated to the DL data based on a HPN field and an additional field in the DCI.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: March 16, 2021
    Assignee: NTT DOCOMO, INC.
    Inventors: Qin Mu, Liu Liu, Huiling Jiang, Naoto Okubo, Kazuaki Takeda
  • Patent number: 10771197
    Abstract: Disclosed are a method for transmitting Hybrid Automatic Repeat Request (HARQ) feedback information, a user equipment, and a base station. The method includes: determining a reception window of data on which HARQ binding is to be performed; detecting data in the reception window; and bundling and transmitting HARQ feedback information for the data detected in the reception window. By means of the method, the user equipment and the base station, HARD bundling can be very conveniently implemented in a Half-Duplex (HD) frequency division multiplexing system.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: September 8, 2020
    Assignee: NTT DOCOMO, INC.
    Inventors: Qin Mu, Liu Liu, Huiling Jiang, Naoto Okubo, Kazuaki Takeda
  • Publication number: 20200252956
    Abstract: A data transmitting method is presented for implementing early acknowledgement of receipt of uplink data and new transmission scheduling. The data transmitting method for user equipment includes: receiving scheduling information from a base station; transmitting first uplink data to the base station by an initial number of retransmissions; monitoring, in a first search space, whether a first acknowledgement signal for uplink data has been received from the base station, and meanwhile, monitoring, in a second search space, whether a second acknowledgement signal for uplink data has been received from the base station; in the case that the first acknowledgement signal has been received in the first search space, stopping retransmitting the first uplink data; and in the case that the second acknowledgment signal has been received in the second search space, stopping retransmitting the first uplink data, and starting to transmit the second uplink data to the base station.
    Type: Application
    Filed: May 24, 2018
    Publication date: August 6, 2020
    Applicant: NTT DOCOMO, INC.
    Inventors: Jiahui LIU, Qin MU, Liu LIU, Naoto OKUBO
  • Publication number: 20200198429
    Abstract: A suspension control system includes: a first electric current setting unit configured to set a first electric current based on an actual damping speed; a second electric current setting unit configured to set a second electric current based on a model damping speed; a weight coefficient setting unit configured to set a weight coefficient based on the actual damping speed; and a target electric current setting unit configured to set a sum of a first value and a second value as a target electric current of the damper, the first value being obtained by multiplying the second electric current by the weight coefficient, the second value being obtained by multiplying the first electric current by a value obtained by subtracting the weight coefficient from one. The first electric current setting unit is configured to make the first electric current smaller than the second electric current in a prescribed case.
    Type: Application
    Filed: December 19, 2019
    Publication date: June 25, 2020
    Inventor: Naoto OKUBO
  • Publication number: 20200198637
    Abstract: A vehicle control system includes: a vehicle state detecting device configured to obtain vehicle state information that includes a steering angle of a front wheel; a pitch moment computation unit configured to compute an applied pitch moment to be applied to a vehicle based on the vehicle state information; a deceleration force computation unit configured to compute an applied deceleration force to be generated in the vehicle based on the applied pitch moment; and a deceleration force distribution unit configured to compute a brake device deceleration force to be generated by a brake device and a power plant deceleration force to be generated by a power plant based on the applied deceleration force and state information of the brake device and the power plant.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 25, 2020
    Inventors: Naoto OKUBO, Shigeru DOI, Mitsuo MURAOKA
  • Publication number: 20200195383
    Abstract: This application provides data transmitting method, a data receiving method, a user equipment, and a base station, which can realize early acknowledgment of uplink data reception. The data transmitting method for a user equipment includes: transmitting uplink data to a base station with an initial retransmission times; determining, within a predetermined interval, whether an acknowledged signal of the uplink data is received from the base station, wherein in the case where the acknowledged signal is received within the predetermined interval, transmission of the uplink data is stopped; and in the case where the acknowledged signal is not received within the predetermined interval, the uplink data is transmitted to the base station in a subsequent retransmission mode, until the acknowledged signal is received from the base station or a maximum retransmission times is reached.
    Type: Application
    Filed: March 7, 2018
    Publication date: June 18, 2020
    Applicant: NTT DOCOMO, INC.
    Inventors: Jiahui LIU, Qin MU, Liu LIU, Huiling JIANG, Lan CHEN, Naoto OKUBO
  • Publication number: 20200172102
    Abstract: A vehicle motion control system includes: a steering angle sensor for detecting a steering angle; a vehicle speed sensor for detecting a vehicle speed; a lateral acceleration sensor for detecting an actual lateral acceleration of a vehicle body; a reference lateral acceleration calculation unit configured to calculate a reference lateral acceleration from the steering angle and the vehicle speed; a required longitudinal force calculation unit configured to calculate a required longitudinal force for reducing a deviation of the actual lateral acceleration relative to the reference lateral acceleration; and a longitudinal force control unit configured to control an output of at least one of a brake and a power plant such that the required longitudinal force is generated.
    Type: Application
    Filed: November 26, 2019
    Publication date: June 4, 2020
    Inventors: Masahiro HIROTA, Takeshi KOJIMA, Naoto OKUBO, Hitoshi SASAKI, Shigeru DOI, Ryoma KANDA, Yuya GOTO
  • Publication number: 20200154462
    Abstract: Provided are methods for transmitting and receiving uplink data, a user equipment and a base station. The method for transmitting uplink data by a user equipment includes: transmitting to a base station a scheduling request (SR); receiving, from the base station, an uplink grant indicating scheduling information for transmitting uplink data, wherein the scheduling information is allocated by the base station according to a volume of the uplink data, the volume being determined by the SR; and transmitting to the base station the uplink data by employing the scheduling information. In this way, the present invention reduces power consumption and time delay during an uplink data transmission process.
    Type: Application
    Filed: March 7, 2018
    Publication date: May 14, 2020
    Applicant: NTT DoCoMo, Inc.
    Inventors: Qin MU, Liu LIU, Naoto OKUBO, Wei XU, Yong LI, Wenbo WANG
  • Publication number: 20200140009
    Abstract: A vehicle behavior stabilization system includes a yaw moment applying device configured to apply a yaw moment to the vehicle, a vehicle behavior stabilization control unit configured to selectively control the yaw moment applying device in such a way to stabilize a vehicle behavior according to a computed rear wheel slip angle in relation to a start threshold value and an end threshold value, and a threshold value correcting unit configured to correct the start threshold value and the end threshold value according to a change rate of the computed rear wheel slip angle and/or a change rate of a computed vehicle body slip angle.
    Type: Application
    Filed: November 5, 2019
    Publication date: May 7, 2020
    Inventors: Hitoshi SASAKI, Masahiro HIROTA, Takeshi KOJIMA, Naoto OKUBO
  • Publication number: 20200067652
    Abstract: Disclosed are a HARQ-ACK feedback method, a HARQ-ACK extraction method, a base station, and a user equipment. The Hybrid Automatic Repeat reQuest ACKnowledgement (HARQ-ACK) feedback method is performed by a base station, and used to feed back corresponding HARQ-ACKs to a plurality of user equipments. The method includes: generating, by employing a plurality of HARQ-ACKs corresponding to the plurality of user equipments, at least one piece of downlink control information, where for each user equipment, an implicit mapping relationship exists between the user equipment and one or more information bits of the downlink control information; and transmitting to the plurality of user equipments the downlink control information.
    Type: Application
    Filed: March 7, 2018
    Publication date: February 27, 2020
    Applicant: NTT DOCOMO, INC.
    Inventors: Jiahui LIU, Qin MU, Liu LIU, Naoto OKUBO
  • Publication number: 20200024445
    Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.
    Type: Application
    Filed: March 30, 2018
    Publication date: January 23, 2020
    Applicant: IDEMITSU KOSAN CO., LTD
    Inventors: Toshio ISOZAKI, Takahiro TORII, Yasunobu YAMAZAKI, Naoto OKUBO