Patents by Inventor Takahiro Kubo

Takahiro Kubo 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: 20240129254
    Abstract: An information processing device in a communication apparatus performs a management process of traffic flow management information for transfer of data including a plurality of frames from a transmission source terminal to a transmission destination terminal. Where new traffic flow management information of a traffic flow associated with a data frame identified by an identification unit on the basis of identification information included in the received data frame is recorded in the communication apparatus, a recording unit determines whether the number of pieces of traffic flow management information already recorded is equal to or more than a threshold value, and calculates and records a scheduled release time of the traffic flow management information according to a determination result.
    Type: Application
    Filed: March 4, 2021
    Publication date: April 18, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Go YAZAWA, Takahiro KUBO, Natsuki YASUHARA, Shinichi YOSHIHARA
  • Publication number: 20240101923
    Abstract: This disclosure describes a zinc-free lubricating oil composition. The composition includes a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 to about 35 mm2/s and an anti-wear mixture having one or more ashless dispersants and an alkyl phosphonic acid having a structure given by wherein R is a C3-C20 hydrocarbyl group. The initial pH of the anti-wear mixture is between 5-9.5 as measured by ASTM D664.
    Type: Application
    Filed: September 14, 2021
    Publication date: March 28, 2024
    Applicant: CHEVRON JAPAN LTD.
    Inventors: Masami FUCHI, Naoya SASAKI, Takahiro NAKAGAWA, Satoshi OHTA, Naoki MASUDA, Koichi KUBO
  • Publication number: 20240106759
    Abstract: An information communication device arranged between a transmission-side device and a reception-side device according to one embodiment includes a reception unit that receives transmission data to be transmitted from the transmission-side device to the reception-side device, a control unit that receives a notification indicating deterioration in quality the transmission data, determines conversion object data for converting a data type of the transmission data or reducing an information amount of the transmission data and non-conversion object data for not converting a data type based on the notification, and generates post-conversion object data by converting a type of the conversion object data based on the notification, a transmission queue that synthesizes the non-conversion object data and the post-conversion object data and generates converted transmission data, and a transmission unit that transmits the converted transmission data to the reception-side device.
    Type: Application
    Filed: February 16, 2021
    Publication date: March 28, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takahiro KUBO, Shinichi YOSHIHARA, Natsuki YASUHARA, Go YAZAWA
  • Publication number: 20240081714
    Abstract: There is provided a biological electrode capable of realizing good contacting with a scalp of a subject for detection. The biological electrode includes an electrode member in contact with a body of the subject, wherein the electrode member has an electrode body having a plate shape and a plurality of electrode protrusions provided so as to protrude from the electrode protrusion forming surface of the electrode body, and the plurality of electrode protrusions are arranged on an outer peripheral part of the electrode protrution forming surface so as to avoid a central part of the electrode protrusion forming surface of the electrode body, and a protrusion height h of each electrode protrusion from a proximal end thereof to a distal end thereof in a direction perpendicular to the electrode protrusion forming surface is 6 to 15 mm.
    Type: Application
    Filed: January 27, 2022
    Publication date: March 14, 2024
    Inventors: Masayuki KUBO, Ryo FUTASHIMA, Takahiro HAYASHI
  • Patent number: 11885107
    Abstract: A hose support structure includes a first round bar and a second round bar provided on a mounting surface of a first plate and extending in a first direction. A first restraint and a second restraint face the mounting surface in a second direction and are provided between the first round bar and the second round bar in a third direction. The first restraint extends from a first proximal end toward a first distal end in a fourth direction, and the second restraint extends in a fifth direction opposite to the fourth direction from a second proximal end connected to the first proximal end. A third restraint is provided opposite to the second restraint with respect to the first restraint in the first direction. At least a part of the second restraint is separated from the mounting surface by a second distance shorter than the first distance in the second direction.
    Type: Grant
    Filed: June 15, 2022
    Date of Patent: January 30, 2024
    Assignee: KUBOTA CORPORATION
    Inventors: Takahiro Kubo, Toyoharu Hashima, Yoshihiro Ebata
  • Publication number: 20230179511
    Abstract: According to an embodiment, a transmission apparatus includes: a synchronization frame generation unit configured to generate a synchronization frame to be associated with a user frame; a synchronization frame identifier application unit configured to apply a synchronization frame identifier that enables recognition of a transmission order property of the synchronization frame to each synchronization frame generated by the synchronization frame generation unit and embed the synchronization frame identifier in the synchronization frame; a synchronization frame insertion unit configured to insert the synchronization frame with the synchronization frame identifier embedded therein by the synchronization frame identifier application unit into a point immediately after another user frame associated with another synchronization frame one before the user frame associated with the synchronization frame and immediately before the user frame associated with the synchronization frame; and a frame copying unit configured
    Type: Application
    Filed: May 25, 2020
    Publication date: June 8, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Natsuki YASUHARA, Takahiro KUBO, Shinichi YOSHIHARA, Go YAZAWA
  • Publication number: 20230155084
    Abstract: A light-emitting device includes a substrate, a wiring, a light-emitting element configured to emit light having a main wavelength in a range from 500 nm to 560 nm, and a diffusion member. When chromaticity x and chromaticity y of an emission color of the light-emitting device are measured in each of first and second measurement planes in a range in which an angle at the center of the outer shape is in a range from ±60° with reference to a perpendicular line passing through the center of the diffusion member, an average value ? of a difference between a maximum value and a minimum value of a chromaticity difference ?x of the chromaticity x measured in the first measurement plane and a difference between a maximum value and a minimum value of a chromaticity difference ?x of the chromaticity x measured in the second measurement plane is less than 0.0024.
    Type: Application
    Filed: October 31, 2022
    Publication date: May 18, 2023
    Inventors: Masami KUMANO, Takahiro KUBO, Makiko IWASA
  • Publication number: 20230118556
    Abstract: A method for manufacturing a composite member, in which a composite member having a high joining strength can be manufactured in an inexpensive and efficient way; and the composite member. A metal member and a resin-containing member are joined together by heating the metal member while pressing the resin-containing member against a metal porous film formed on a surface of the metal member. The porous film is formed by impacting the surface of the metal member with metal powder by the cold spray process.
    Type: Application
    Filed: March 23, 2021
    Publication date: April 20, 2023
    Applicant: TOHOKU UNIVERSITY
    Inventors: Yutaka SATO, Tetsuya SONODA, Takayuki KUWASHIMA, Takahiro KUBO
  • Patent number: 11616661
    Abstract: A transfer device for coupling a priority signal and a standard signal and transferring the signal includes a reception unit that receives a plurality of signals transmitted from a device connected to an opposite side of a transfer route, a separation unit that separates the signal into the priority signal and the standard signal, a signal defragmentation unit that defragments the plurality of standard signals, a multiplexing unit that multiplexes each of the priority signal and the standard signal, a priority control unit that determines a transfer order of the signals, a header information copy unit that copy header information of the standard signal, a transmission unit that transmits the signal to a device connected to the transfer route, an interrupt transfer processing unit that perform an interruption process when the priority signal arrives during the transfer of the standard signal, a signal fragmentation unit that fragments the standard signal, a header information assignment unit that assigns the h
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: March 28, 2023
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Daisuke Hisano, Yu Nakayama, Takahiro Kubo, Youichi Fukada
  • Publication number: 20230087755
    Abstract: According to one embodiment, there is provided a communications system that conducts multiplex communications of main signals and at least one sub-signal via redundant routes between a transmission apparatus and a reception apparatus. The transmission apparatus includes a main signal duplication unit configured to duplicate each of the main signals to be communicated via a main signal channel, according to the number of the redundant routes, and a delay unit configured to adjust sending timings of copies of the main signal on the respective redundant routes based on the at least one sub-signal to be communicated via a sub-signal channel and transmit the copies of the main signal to the respective redundant routes.
    Type: Application
    Filed: March 2, 2020
    Publication date: March 23, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yuhei KAWAKAMI, Takahiro KUBO, Shinichi YOSHIHARA, Natsuki YASUHARA, Go YAZAWA
  • Publication number: 20230085423
    Abstract: According to one aspect of the disclosure, in a communication apparatus at a transmission end, a packet train that is input is grouped to generate a duplicate packet for each packet group. For each packet group, encoded packets are generated using some packets in a group of duplication source packets and other packets in a group of duplicate packets that do not correspond to the some packets in the group of duplication source packets, and above-described other packets in the duplication source, some packets in the group of duplicate packets that are not used to generate the encoded packets, and the above-described encoded packets are transmitted.
    Type: Application
    Filed: February 17, 2020
    Publication date: March 16, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takahiro KUBO, Natsuki YASUHARA, Shinichi YOSHIHARA, Yuhei KAWAKAMI, Go YAZAWA
  • Patent number: 11582155
    Abstract: A communication control apparatus includes an observed data rate acquiring unit configured to acquire observed data rates indicating input data rates of queues, the observed data rates being observed in a layer 2 switch, a threshold value storage unit configured to store predetermined threshold values of the queues, a shaping rate determination unit configured to determine a shaping rate of each queue based on both observed data based on an observed data rate of the observed data rates acquired by the observed data rate acquiring unit and a threshold value of the predetermined threshold values stored in the threshold value storage unit, and a shaping rate setting unit configured to set, in the layer 2 switch, the shaping rate of each queue determined by the shaping rate determination unit.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: February 14, 2023
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takahiro Kubo, Yu Nakayama, Daisuke Hisano, Yoichi Fukada
  • Publication number: 20230034690
    Abstract: A hose support structure includes a first round bar and a second round bar provided on a mounting surface of a first plate and extending in a first direction. A first restraint and a second restraint face the mounting surface in a second direction and are provided between the first round bar and the second round bar in a third direction. The first restraint extends from a first proximal end toward a first distal end in a fourth direction, and the second restraint extends in a fifth direction opposite to the fourth direction from a second proximal end connected to the first proximal end. A third restraint is provided opposite to the second restraint with respect to the first restraint in the first direction. At least a part of the second restraint is separated from the mounting surface by a second distance shorter than the first distance in the second direction.
    Type: Application
    Filed: June 15, 2022
    Publication date: February 2, 2023
    Applicant: Kubota Corporation
    Inventors: Takahiro KUBO, Toyoharu HASHIMA, Yoshihiro EBATA
  • Patent number: 11462867
    Abstract: A structure for fixing a connector to a fixing portion includes the connector and the fixing portion. The fixing portion includes a bracket and a fitting portion. The bracket is erected on the fixing portion. The connector includes a lock portion configured to, when the bracket is inserted into the lock portion by attaching the connector to the fixing portion, lock the bracket. The fitting portion is configured such that a part of the connector is fitted into the fitting portion when the connector is attached to the fixing portion. The bracket may be integrally molded with the fixing portion molded with a resin. The fitting portion may have a hole portion running along a fitting direction in which the connector is attached to the fixing portion, and a slit may be formed in the fitting portion.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: October 4, 2022
    Assignee: YAZAKI CORPORATION
    Inventors: Kazuhide Takahashi, Takashi Matsunaga, Eiji Aoki, Takahiro Kubo
  • Patent number: 11463382
    Abstract: A communication control system is a communication control system including: a plurality of layer 2 switches; and a control apparatus. Each of the plurality of layer 2 switches includes a queue having a queue length being adjustable for each of transfer routes of data, and a transmission unit configured to transmit the data stored in the queue for each of the transfer routes to a subsequent destination of the data at a data rate being adjustable for each of the transfer routes. The control apparatus includes an adjustment processing unit configured to acquire information representing a discarded data amount being a data amount of the data discarded in the queue from one of the plurality of layer 2 switches having discarded the data, and adjust the queue length and the data rate of each of the plurality of layer 2 switches for each of the transfer routes, based on the discarded data amount.
    Type: Grant
    Filed: August 15, 2019
    Date of Patent: October 4, 2022
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Hiroyuki Uzawa, Takahiro Kubo, Daisuke Hisano, Yu Nakayama, Yoichi Fukada
  • Patent number: 11451481
    Abstract: A data collection unit of an NW controller (6) collects, from an L2SW (5) constituting an L2NW (4), uplink observation data indicating traffic volume of a session request packet addressed to an application server 2 and downlink observation data indicating traffic volume of a session response packet transmitted from the application server 2, which are acquired by observing packets input to the L2SW (5). A control unit changes shaping rate of the packets addressed to the application server (2) through the L2SW (5) included in the L2NW (4) based on a ratio between the traffic volume indicated by the uplink observation data and the traffic volume indicated by the downlink observation data, or a ratio between an increment of the traffic volume acquired from the uplink observation data and an increment of the traffic volume acquired from the downlink observation data.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: September 20, 2022
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takahiro Kubo, Yu Nakayama, Hiroyuki Uzawa, Daisuke Hisano, Yoichi Fukada
  • Publication number: 20220263749
    Abstract: A communication apparatus according to an aspect of the present invention is a communication apparatus that is able to be connected to a different communication apparatus via a network including three or more paths, the communication apparatus including a processing circuitry configured to measure a network state for each of the three or more paths, calculate an evaluation value based on a result of measuring the network state for each of the three or more paths, select at least two paths to be used for communication from among the three or more paths based on the calculated evaluation value, generate a packet for transmission through duplication of an input packet, and transmit the generated packet to the different communication apparatus through the selected paths.
    Type: Application
    Filed: June 25, 2019
    Publication date: August 18, 2022
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takahiro KUBO, Ayako IWAKI, Yutaka WATANABE, Kazuhisa FURUSAWA, Shinichi YOSHIHARA
  • Publication number: 20220224562
    Abstract: An object of the present invention is to provide a communication system and a communication method that can suppress an increase in the total fiber distance even if the number of secondary devices increases and that can make complex processing for band allocation for uplink optical signals unnecessary. The configuration of the communication system according to the present invention is a mixture of a ring type and a branch type, in which an optical fiber cable (primary path) from a communication station to each user's home is arranged in a ring (loop) shape, and the primary path is branched and laid to the user's home. Furthermore, unidirectional communication is enabled by a ring-type primary path, and the transmittable amount can be made uniform by further combining time division multiplexing.
    Type: Application
    Filed: June 13, 2019
    Publication date: July 14, 2022
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Kazuhisa FURUSAWA, Takahiro KUBO, Shinichi YOSHIHARA
  • Patent number: 11201825
    Abstract: A transfer device for coupling a priority signal and a standard signal includes a reception unit configured to receive a plurality of signals transmitted from a device connected to a path different from a forwarding path, a separation unit configured to separate the signals into the priority signal and the standard signal, an identifier reference unit configured to reference an identifier added to the standard signal, an identifier sort unit configured to sort the standard signal by the identifier, a signal coupling unit configured to couple the plurality of standard signals, a multiplexing unit configured to multiplex the priority signal and the standard signal, a priority control unit configured to determine a transfer order of the signals, a transmission unit configured to transmit the signals to a device connected to the forwarding path, an interrupt transfer processing unit configured to perform interrupt processing in a case where the priority signal arrives during transfer of the standard signal, a sig
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: December 14, 2021
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Daisuke Hisano, Yu Nakayama, Takahiro Kubo, Youichi Fukada
  • Patent number: D1023074
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: April 16, 2024
    Assignee: KUBOTA CORPORATION
    Inventors: Taiki Furuki, Ryo Masuda, Yuya Kusaka, Ryohei Sumiyoshi, Junichi Murakami, Takahiro Kubo