Patents by Inventor Yasutaka Okada

Yasutaka Okada 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: 11979057
    Abstract: A cylindrical part of a rotor for an eddy current deceleration device of the present embodiment has a chemical composition consisting of, by mass %, C: 0.05 to 0.15%, Si: 0.10 to 0.40%, Mn: 0.50 to 1.00%, P: 0.030% or less, S: 0.030% or less, Mo: 0.20 to 1.00%, Nb: 0.020 to 0.060%, V: 0.040 to 0.080%, sol. Al: 0.030 to 0.100%, B: 0.0005 to 0.0050%, N: 0.003 to 0.010%, Cu: 0 to 0.20%, Ni: 0 to 0.20%, Cr: 0 to 0.10%, and the balance: Fe and impurities, and in which the total area fraction of martensite and bainite in a microstructure is more than 95.0%, and the number density of carbides having an equivalent circular diameter of 100 to 500 nm is 0.35 to 0.75 particles/?m2.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: May 7, 2024
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Nao Otaki, Hirokazu Okada, Yasutaka Noguchi, Kenji Imanishi, Masahiro Tasaka
  • Patent number: 11844208
    Abstract: An apparatus includes a base structure having a first portion including a plurality of transistors and a second portion surrounding the first portion; a storage structure on the first portion of the base structure, the storage structure including a plurality of storage capacitors each coupled to a corresponding one of the plurality of transistors; an interface structure on the second portion of the base structure; and a peripheral structure on the interface structure; wherein the interface structure is divided into a plurality of insulating films and the plurality of insulating films are arranged away from each other to have a plurality of voids between the second portion of the base structure and the peripheral structure.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: December 12, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Mitsunari Sukekawa, Hiroshi Toyama, Hiroyuki Uno, Yasutaka Okada
  • Publication number: 20230297086
    Abstract: The environmental change proposing system includes: an acquiring unit configured to acquire processing information regarding processing of a conveyance task from a conveyance robot that has executed the conveyance task using an environmental map; an evaluation computing unit configured to perform an evaluation computation for evaluating, based on the processing information, a virtual layout in which the arrangement of installation objects on the environmental map has been changed; and an output unit configured to generate and output proposal information regarding a change in arrangement of the installation objects, based on an evaluation result of the evaluation computing unit.
    Type: Application
    Filed: July 16, 2021
    Publication date: September 21, 2023
    Applicant: OMRON Corporation
    Inventors: Yasutaka OKADA, Ryota YAMADA, Jun SASAKI, Tatsuya KOGA
  • Publication number: 20230269932
    Abstract: An apparatus includes a base structure having a first portion including a plurality of transistors and a second portion surrounding the first portion; a storage structure on the first portion of the base structure, the storage structure including a plurality of storage capacitors each coupled to a corresponding one of the plurality of transistors; an interface structure on the second portion of the base structure; and a peripheral structure on the interface structure; wherein the interface structure is divided into a plurality of insulating films and the plurality of insulating films are arranged away from each other to have a plurality of voids between the second portion of the base structure and the peripheral structure.
    Type: Application
    Filed: February 23, 2022
    Publication date: August 24, 2023
    Applicant: MICRON TECHNOLOGY, INC.
    Inventors: Mitsunari Sukekawa, Hiroshi Toyama, Hiroyuki Uno, Yasutaka Okada
  • Publication number: 20230244235
    Abstract: A route planning system according to one or more embodiments may include an obtaining unit configured to obtain an environmental map indicating, for any obstacle, a location and a degree of certainty that the obstacle is present at that location, a planning unit configured to plan a movement route along which a mobile robot moves, excluding any obstacles in the environmental map, that have a degree of certainty that does not satisfy a predetermined standard, and an output unit configured to output route information, which is information on the planned movement route, to the mobile robot.
    Type: Application
    Filed: June 21, 2021
    Publication date: August 3, 2023
    Applicant: OMRON Corporation
    Inventors: Yasutaka OKADA, Jun SASAKI, Ryota YAMADA, Tatsuya KOGA
  • Publication number: 20230245422
    Abstract: In an image recognition apparatus, a processor performs, based on an input image and using an image recognition model, a plurality of object detection processes to detect as an object detection region a region in the input image where a recognition target object is judged to be present. In the plurality of object detection processes, a plurality of mutually different image recognition models are used. The processor generates inference result data according to the degree of overlap among a plurality of object detection regions detected in the plurality of object detection processes.
    Type: Application
    Filed: August 23, 2022
    Publication date: August 3, 2023
    Applicant: DENSO TEN Limited
    Inventors: Yasutaka OKADA, Ryusuke SEKI, Yuki KATAYAMA
  • Publication number: 20230230344
    Abstract: A signal color determination device includes a processor configured to acquire a captured image. If a part of a plurality of signal lamps of a traffic signal is detected from the captured image, the processor determines a signal color of the traffic signal.
    Type: Application
    Filed: April 22, 2022
    Publication date: July 20, 2023
    Applicant: DENSO TEN Limited
    Inventors: Yasutaka OKADA, Ryusuke SEKI, Yuki KATAYAMA
  • Publication number: 20230086088
    Abstract: A vehicle onboard apparatus mounted in a vehicle includes an in-vehicle processing unit that performs image recognition on an input image from a camera mounted in the vehicle. The in-vehicle processing unit performs the image recognition using an image recognition model corresponding to position information of the vehicle and additional reference information different from the position information.
    Type: Application
    Filed: March 9, 2022
    Publication date: March 23, 2023
    Applicant: DENSO TEN Limited
    Inventors: Aoi OGISHIMA, Yasutaka OKADA, Ryusuke SEKI, Yuki KATAYAMA, Rei HIROMI
  • Publication number: 20230062014
    Abstract: An image processing device for generating learning data that is used for machine learning includes a processor that obtains image data. The processor specifies an unprocessable region that is a region in which a predetermined process cannot be performed or a region in which the predetermined process is not performed in an image region of the image data, and generates image data on which the predetermined process is performed in a region except the unprocessable region in the image region, as the learning data.
    Type: Application
    Filed: March 18, 2022
    Publication date: March 2, 2023
    Applicant: DENSO TEN Limited
    Inventors: Ryusuke SEKI, Yasutaka OKADA, Yuki KATAYAMA, Rei HIROMI, Aoi OGISHIMA, Toyoshige KIDO
  • Publication number: 20230054706
    Abstract: A learning apparatus for training a student model with a teacher model includes a processor. The processor computes the performance difference between the teacher and student models. The processor makes at least one of a determination, based on the performance difference, of whether to use the teacher model and a determination, based on the performance difference, of whether to change the weight coefficient in calculating the loss in the student model.
    Type: Application
    Filed: March 4, 2022
    Publication date: February 23, 2023
    Applicant: DENSO TEN Limited
    Inventors: Ryusuke SEKI, Yasutaka OKADA, Yuki KATAYAMA, Rei HIROMI, Aoi OGISHIMA
  • Publication number: 20220415032
    Abstract: A model generating apparatus includes a measurement unit and a change unit. The measurement unit measures a size of an object appearing on an image included in data set. The change unit changes, based on a distribution of the size, a layer to be connected to a detection unit of a Convolutional Neural Network (CNN) for detecting an object appearing on the image, among layers for extracting feature included in the CNN.
    Type: Application
    Filed: September 23, 2020
    Publication date: December 29, 2022
    Applicant: DENSO TEN Limited
    Inventors: Yasutaka OKADA, Ryusuke SEKI, Yuki KATAYAMA, Rei HIROMI, Aoi OGISHIMA
  • Publication number: 20220301315
    Abstract: An object to reduce a possibility that a detection target appearing in a captured image is not detected. In order to achieve such an object, an image processing device includes: a first detection unit that is configured to detect a predetermined object and a predetermined part of the predetermined object from an acquired captured image; a setting unit that sets a detection range in the captured image based on a detection result of the first detection unit in a case where only the predetermined object out of the predetermined object and the predetermined part has been detected by the first detection unit; and a second detection unit that attempts to detect the predetermined part in the detection range.
    Type: Application
    Filed: November 6, 2020
    Publication date: September 22, 2022
    Applicant: DENSO TEN Limited
    Inventors: Yasutaka OKADA, Ryusuke SEKI, Kengo IINO
  • Patent number: 11378974
    Abstract: An information processing device includes a memory and a processor coupled to the memory. The processor acquires a first image at a first time and a second image at a second time later than the first time from a monocular camera mounted on a vehicle, calculates an amount of movement of the vehicle based on a sensor value acquired during a measurement period between the first time and the second time, outputs a result of distance measurement using a first distance measurement method to perform distance measurement using the first image or the second image or a second distance measurement method to perform distance measurement using the first image and the second image, depending on the amount of movement and outputs a result of calculation of a route to guide the vehicle to a parking space, based on the result of distance measurement.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: July 5, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Toshiaki Ando, Kimitaka Murashita, Yasutaka Okada, Jun Kanetake
  • Patent number: 11373416
    Abstract: An image processing device includes: a detection unit which detects a target object based on edge information acquired from image data; and a judging unit which judges whether a certain region in the image data is an improper region that is not suitable for detection of the target object based on an edge pattern of edge information in the certain region and a feature pattern indicating a feature of the target object, and the detection unit detects the target object excluding a region that has been judged to be the improper region by the judging unit.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: June 28, 2022
    Assignee: DENSO TEN Limited
    Inventors: Yasutaka Okada, Hiroaki Sano, Tetsuo Yamamoto, Atsushi Yoshihara, Jun Kanetake, Ryo Yoshimura, Tomoki Shidori
  • Patent number: 11295608
    Abstract: In a travel status recording apparatus, a data acquisition unit acquires first travel status data and second travel status data indicating a travel status in relation to a vehicle. An event detection unit detects a predetermined event that occurs in relation to the vehicle based on the first travel status data acquired. In response to the predetermined event being detected, a data analysis unit analyzes the second travel status data using artificial intelligence. A recording control unit records, in a storage unit, an analysis result of the second travel status data in association with event detection information in relation to the predetermined event.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: April 5, 2022
    Assignee: DENSO TEN Limited
    Inventors: Yoshikuni Miki, Hiroshi Yamada, Hiroyuki Watabe, Kimitaka Murashita, Yasutaka Okada, Ryusuke Seki
  • Patent number: 11256933
    Abstract: An image processing device includes: a delimiting line detection unit configured to detect a delimiting line candidate based on image data obtained by capturing a surrounding of a vehicle; an exclusion determination unit configured to determine whether there is a parking-unavailable area in which parking of the vehicle is not permitted; and a parking space detection unit configured to detect the parking space based on the delimiting line candidate. In a case where plural parallel lines that are adjacent to the delimiting line candidate and that have a predetermined angle to the delimiting line candidate is detected, the exclusion determination unit regards an area in which the plural parallel lines are provided as the parking-unavailable area, and prohibits the parking space detection unit from detecting the parking space across the delimiting line candidate adjacent to the parking-unavailable area.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: February 22, 2022
    Assignee: DENSO TEN Limited
    Inventors: Yasutaka Okada, Hiroaki Sano, Tetsuo Yamamoto, Atsushi Yoshihara, Jun Kanetake, Ryo Yoshimura, Tomoki Shidori
  • Patent number: 11250290
    Abstract: An image processing device includes: an extraction unit which extracts, from image data taken by shooting a neighborhood of a vehicle, edge points that are to be used for detecting partition lines of a parking frame and whose edge intensity values are larger than an edge threshold value; and a correction unit which corrects the edge threshold value based on a density of the edge points extracted by the extraction unit.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: February 15, 2022
    Assignee: DENSO TEN Limited
    Inventors: Yasutaka Okada, Hiroaki Sano, Tetsuo Yamamoto, Atsushi Yoshihara, Jun Kanetake, Ryo Yoshimura, Tomoki Shidori
  • Patent number: 11195032
    Abstract: An image processing device includes: a delimiting line detection unit configured to detect a delimiting line candidate based on image data obtained by capturing a surrounding of a vehicle, the delimiting line candidate being a candidate of a delimiting line that delimits a parking space; and an exclusion determination unit configured to determine whether or not to exclude the delimiting line candidate detected by the delimiting line detection unit from the candidate of the delimiting line. In a case where a plurality of the delimiting line candidates is detected within a predetermined range in the image data, the exclusion determination unit determines whether or not to exclude the delimiting line candidate from the candidate of the delimiting line by comparing edge strength of the plurality of delimiting line candidates.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: December 7, 2021
    Assignee: DENSO TEN Limited
    Inventors: Yasutaka Okada, Hiroaki Sano, Tetsuo Yamamoto, Atsushi Yoshihara, Jun Kanetake, Ryo Yoshimura, Tomoki Shidori
  • Patent number: 11182627
    Abstract: An image processing device includes: a detection unit which detects partition line candidates that are candidates for a partition line for partitioning a parking frame, based on edge lines that are detected based on luminance of each pixel of image data taken by shooting a neighborhood of a vehicle; and a generation unit which generates an integrated partition line candidate by integrating the partition line candidates detected by the detection unit, according to a prescribed integration condition.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: November 23, 2021
    Assignee: DENSO TEN Limited
    Inventors: Yasutaka Okada, Hiroaki Sano, Tetsuo Yamamoto, Atsushi Yoshihara, Jun Kanetake, Ryo Yoshimura, Tomoki Shidori
  • Patent number: 11170235
    Abstract: An image processing device includes: an extraction unit which extracts edge lines based on image data taken by an imaging device by shooting a neighborhood of a vehicle; a selection unit which selects, as a pair of edge lines, edge lines that satisfy a prescribed condition from the extracted edge lines; an exclusion unit which, in a case where a non-paint-out region exists between the pair of edge lines, excludes quasi-edge lines that form the non-paint-out region from the pair of edge lines; and a detection unit which detects a partition line that partitions a parking frame based on the pair of edge lines from which the quasi-edge lines are excluded.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: November 9, 2021
    Assignee: DENSO TEN Limited
    Inventors: Yasutaka Okada, Hiroaki Sano, Tetsuo Yamamoto, Atsushi Yoshihara, Jun Kanetake, Ryo Yoshimura, Tomoki Shidori