Patents by Inventor Yuji Kobayashi

Yuji Kobayashi 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: 10895586
    Abstract: A semiconductor inspection jig includes: a base on which a semiconductor device is placed; and a substrate provided on the base and including a conductive pattern, wherein the conductive pattern intersects with a lead of the semiconductor device placed on the base from a direction other than a horizontal direction with respect to the lead, and is in contact with an intermediate part of the lead without being in contact with a leading end of the lead.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: January 19, 2021
    Assignee: Mitsubishi Electric Corporation
    Inventors: Tetsuya Kitagawa, Masayuki Kubota, Motoyoshi Koyanagi, Tomohito Taniuchi, Daisuke Ikeda, Kazuhiro Sasano, Yuji Kobayashi
  • Patent number: 10887331
    Abstract: An information processing apparatus includes: a reach-extent extraction unit configured to extract, with use of a relationship graph representing relationships between a plurality of elements included in a system and location information that indicates, on the relationship graph, a plurality of locations in the system where anomalies have been detected, paths in the relationship graph as being reach extents, the path including a set of the elements that are directly or indirectly related to each of the plurality of locations as a source; and a shared-extent extraction unit configured to extract an influence process of an anomaly by extracting an extent that is shared in at least a prescribed number of paths among paths in the relationship graph that have been extracted as the reach extents.
    Type: Grant
    Filed: June 17, 2014
    Date of Patent: January 5, 2021
    Assignee: NEC Coporation
    Inventors: Takashi Nomura, Koji Kida, Junpei Kamimura, Yoshiaki Sakae, Etsuko Katsuda, Kazuhiko Isoyama, Kentaro Yamasaki, Yuji Kobayashi
  • Patent number: 10860406
    Abstract: The present invention provides an information processing device that outputs information including the data transmission relationship between elements constituting an information processing system, the information indicating the state of the information processing system. The information processing device includes a graphing means for generating a relationship graph based on an event log indicating the behavior of each of a plurality of processes operating in the system, the relationship graph having the processes as the vertices thereof and having the data transmission relationship between the vertices as the sides thereof; and a graph output means for outputting the generated relationship graph.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: December 8, 2020
    Assignee: NEC Corporation
    Inventors: Takashi Nomura, Koji Kida, Junpei Kamimura, Yoshiaki Sakae, Etsuko Katsuda, Kazuhiko Isoyama, Kentaro Yamasaki, Yuji Kobayashi
  • Patent number: 10829522
    Abstract: A peptide capable of preventing pathogenic bacteria from colonizing in digestive organs comprises a first domain having an amino acid sequence capable of binding to a minor pilin of IVb fimbriae, and a second domain having an amino acid sequence capable of multimerization, the second domain connect to the first domain via a linker sequence.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: November 10, 2020
    Assignees: OSAKA UNIVERSITY, BIKENBIOMICS CO., LTD.
    Inventors: Shota Nakamura, Kazuki Kawahara, Hiroya Oki, Takuya Yoshida, Tadayasu Ohkubo, Yuji Kobayashi, Takahiro Maruno, Daisuke Motooka, Shigeaki Matsuda, Toshio Kodama, Tetsuya Iida, Yasumitsu Tsujino, Shunsuke Fukakusa
  • Patent number: 10789118
    Abstract: The present invention provides an information processing device that improves the detectability of system errors. This information processing device includes: a means that generates a state graph based on relationship change information indicating a change in the relationship between a plurality of elements included in a system, the state graph having the elements as the vertices thereof and the relationship between the elements as the sides thereof; a means that generates a normal model having the state graph as a set of conditions to be fulfilled during normal system operation, based on the relationship change information; and a means that detects system errors and outputs error information indicating detected errors, based on the state graph and the normal model.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: September 29, 2020
    Assignee: NEC Corporation
    Inventors: Takashi Nomura, Koji Kida, Junpei Kamimura, Yoshiaki Sakae, Etsuko Katsuda, Kazuhiko Isoyama, Kentaro Yamasaki, Yuji Kobayashi
  • Publication number: 20200301907
    Abstract: The purpose of the present invention is to provide a technology which assists a verifying party in ascertaining an anomaly in an event of which notification has been made. Provided is an assistance device, comprising: an acquisition unit which acquires as an associated event, from among events which take place among a plurality of elements, and with respect to elements which have been associated with an event which has been detected as an anomalous event, an event other than the anomalous event which has been associated with the elements; and a generating unit which, on the basis of the anomalous event and the associated event, generates a relational graph in which the elements are vertices, the relations among the elements are edges, the anomalous event and the associated event are respectively represented, and the associated event is displayed in a display screen in a different manner from the manner in which the anomalous event is displayed.
    Type: Application
    Filed: December 1, 2016
    Publication date: September 24, 2020
    Applicant: NEC Corporation
    Inventors: Junpei KAMIMURA, Koji KIDA, Kazuhiko ISOYAMA, Yuji KOBAYASHI, Hiroki TAGATO, Etsuko ICHIHARA, Yoshiaki SAKAE
  • Publication number: 20200295627
    Abstract: A rotating electric machine includes: a cylindrical stator core which includes a plurality of slots; a coil which includes a first coil end inserted into the slot and protruding toward one side of the stator core in an axial direction and a second coil end protruding toward the other side in the axial direction; a rotor which is disposed coaxially with the stator core; a shaft which is disposed coaxially with the rotor; and an end wall which is provided at an end side of the shaft and faces the first coil end in the axial direction. The end wall includes a refrigerant outlet which opens in the axial direction so that a refrigerant supplied from the outside is ejected toward the first coil end.
    Type: Application
    Filed: March 11, 2020
    Publication date: September 17, 2020
    Inventors: Manabu Yazaki, Atsushi Nishida, Teruhito Niimi, Takuji Yano, Akira Kito, Sachio Kawada, Yasuyuki Saito, Hiroshi Hamano, Yuji Kobayashi
  • Publication number: 20200295689
    Abstract: In a motor control device in one embodiment, an initial position estimation unit estimates an initial position of a magnetic pole of a rotor of a motor in an inductive sensing scheme. At each of energization angles, the initial position estimation unit multiplies a ?-axis current component I? corresponding to a peak value of a current flowing through a stator winding by each of a cosine value and a sine value of a correction angle obtained by correcting each of the energization angles. The initial position estimation unit estimates the initial position of the magnetic pole of the rotor based on a ratio between an integrated value of a multiplication result about the cosine value and an integrated value of a multiplication result about the sine value.
    Type: Application
    Filed: March 11, 2020
    Publication date: September 17, 2020
    Inventors: Yuta TACHIBANA, Hiroyuki YOSHIKAWA, Yuji KOBAYASHI, Kazumichi YOSHIDA, Daichi SUZUKI, Harumitsu FUJIMORI
  • Publication number: 20200295688
    Abstract: In a motor control device that controls a sensorless-type motor, a controller estimates an initial magnetic pole position of a rotor of a motor by an inductive sensing scheme while sequentially setting a plurality of energization angles. At each of the set energization angles, the controller converts peak values of currents flowing through a plurality of phases of a stator winding into a first current component having an electrical angle that is equal to a corresponding one of the set energization angles and a second current component that is different in electrical angle by 90 degrees from the first current component, to correct the first current component based on the second current component. The controller estimates the initial magnetic pole position of the rotor based on the corrected first current component that is obtained at each of the set energization angles.
    Type: Application
    Filed: February 18, 2020
    Publication date: September 17, 2020
    Applicant: KONICA MINOLTA, INC.
    Inventors: Hiroyuki YOSHIKAWA, Yuta TACHIBANA, Yuji KOBAYASHI, Kazumichi YOSHIDA, Daichi SUZUKI, Harumitsu FUJIMORI
  • Patent number: 10776934
    Abstract: A movement amount detecting device performs discrete Fourier transform onto N-th image data and N+1-th image data, thereby generating N-th wave number space data and N+1-th wave number space data. The movement amount detecting device obtains a target speed of a sheet, and determines a cutoff value based on the obtained target speed and an exposure time in an image sensor. The movement amount detecting device calculates an amount of movement of the sheet based on a phase difference between the N-th wave number space data and the N+1-th wave number space data in a wave number component smaller than the cutoff value.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: September 15, 2020
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takaki Kato, Yuji Kobayashi, Masayuki Fukunaga
  • Patent number: 10754719
    Abstract: The diagnosis device specifies a progression degree relating to a first information processing device for output information output by a first detection device at a first timing with respect to the first information processing device, based on device information indicates a progression degree that represents a degree to which the information processing device is abnormal with respect to the information processing device, determines whether or not information in which a first detection device identifier of the first detection device and the specified progression degree are associated with each other is included in progression-degree information in which a detection device identifier capable of identifying a detection device and the progression degree are associated with each other; and calculates the progression degree relating to the first information processing device according to the specified progression degree when the information is determined to be included in the progression-degree information.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: August 25, 2020
    Assignee: NEC CORPORATION
    Inventors: Kazuhiko Isoyama, Koji Kida, Hiroki Tagato, Yoshiaki Sakae, Junpei Kamimura, Yuji Kobayashi, Etsuko Ichihara
  • Publication number: 20200264962
    Abstract: Provided is, for example, a display control apparatus that generates display information with which an event having occurred in an information processing system can be easily determined. This display control apparatus 101 comprises a display control unit 102 that, on the basis of device information indicating a device detected by a first information processing apparatus in an information processing system and communication information indicating communication executed between a second information processing apparatus in the information processing system and a third information processing apparatus in the information processing system: performs displaying on a display apparatus in a manner such that said device and said first information processing apparatus are associated with one another; and performs displaying on said display apparatus in a manner such that said second information processing apparatus and said third information processing apparatus are associated with one another.
    Type: Application
    Filed: December 19, 2016
    Publication date: August 20, 2020
    Applicant: NEC Corporation
    Inventors: Etsuko ICHIHARA, Koji KIDA, Yoshiaki SAKAE, Kazuhiko ISOYAMA, Junpei KAMIMURA, Takashi NOMURA, Yuji KOBAYASHI
  • Patent number: 10734932
    Abstract: A motor controller that controls a motor in which a rotor using a permanent magnet is rotated by a rotating magnetic field due to a current flowing through a winding: performs hold control that continuously causes a fixed excitation current to flow through the winding to cause a fixed magnetic field for suppressing rotation of the rotor to be generated in a suspension period in which the motor is stopped; performs hold enhancement control that enhances the fixed magnetic field with input of a timing signal defined in advance as a trigger, in the suspension period; and starts rotational excitation control that generates the rotating magnetic field when a rotation start timing arrives.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: August 4, 2020
    Assignee: Konica Minolta, Inc.
    Inventors: Harumitsu Fujimori, Yuji Kobayashi, Kazumichi Yoshida
  • Publication number: 20200244688
    Abstract: Disclosed are an information selection device and the like that make it possible to rapidly acquire information about an event of interest. An information selection device is configured to specify target log information among log information. The log information represents that a process is executed for a processing object in a target system and the target log information represents a processing object that may affect an abnormal process executed in the target system. The information selection device is configured to calculate a frequency of the target log information for each combination of the process with the processing object, calculate an abnormality degree of the target log information based on the calculated frequency and select relevant log information with having the abnormality degree satisfying a condition for determining abnormal log information among the target log information.
    Type: Application
    Filed: August 7, 2018
    Publication date: July 30, 2020
    Applicant: NEC Corporation
    Inventors: Etsuko ICHIHARA, Yoshiaki SAKAE, Shuichi KARINO, Hiroki TAGATO, Kazuhiko ISOYAMA, Yuji KOBAYASHI, Takayoshi ASAKURA
  • Publication number: 20200235683
    Abstract: A control circuit of a motor control device estimates an initial magnetic pole position of a rotor using an inductive sensing scheme. When estimating the initial magnetic pole position, a drive circuit applies a voltage to a stator winding at each of L electrical angles (L?5) while changing the L electrical angles. An absolute value of an electrical angle difference of the voltage applied to the stator winding between an i-th time (2?i?L) and an i?1st time is 180?360/L degrees or more and 180+360/L degrees or less. An absolute value of an electrical angle difference of the voltage applied to the stator winding between a 1st time for initial position estimation and a last time before starting initial position estimation is 180?360/L degrees or more and 180+360/L degrees or less.
    Type: Application
    Filed: January 8, 2020
    Publication date: July 23, 2020
    Applicant: KONICA MINOLTA, INC.
    Inventors: Daichi SUZUKI, Yuji KOBAYASHI, Kazumichi YOSHIDA, Harumitsu FUJIMORI, Yuta TACHIBANA, Hiroyuki YOSHIKAWA
  • Publication number: 20200190651
    Abstract: Provided is a method for modifying a surface of a Co-13 Cr alloy to obtain the Co-13 Cr alloy superior in fatigue strength. The method for modifying a surface of a Co-13 Cr alloy, comprising a step of shot peening of the Co-13 Cr alloy using a shot material including ZrO2.
    Type: Application
    Filed: December 12, 2019
    Publication date: June 18, 2020
    Applicant: SINTOKOGIO, LTD.
    Inventors: Noriyuki HISAMORI, Motoki FUKUDA, Yuta MIZUNO, Yuji KOBAYASHI
  • Publication number: 20200119602
    Abstract: The present invention provides a rotating electrical machine capable of fixing a permanent magnet at a defined position of a magnet insertion hole without providing a filling groove for injection of a filler in a rotor core and, of course, without lowering performance as the rotating electric machine. A rotating electrical machine of the present invention includes: a rotor; and a stator, the rotor including: a rotor core provided with a plurality of magnet insertion holes; a permanent magnet inserted into the magnet insertion hole; and a filler configured to fix the permanent magnet to the magnet insertion hole.
    Type: Application
    Filed: June 27, 2018
    Publication date: April 16, 2020
    Inventors: Takayuki NITTA, Yasuyuki SAITO, Yuji KOBAYASHI, Manabu YAZAKI, Keiichiro WABARA, Atsushi NISHIDA
  • Patent number: 10621936
    Abstract: In an apparatus for modulating light, a spatial light modulator includes a plurality of pixels and configured to modulate input light in response to a drive voltage for each of the pixels. An input value setting unit is configured to set an input value for the each of pixels. The input value is a digital value, an entire gray level of the digital value is “N”, and “N” is a natural number. A converting unit is configured to convert the input value to a control value. A control value is a digital value, an entire gray level of the control value is “M”, and “M” is a natural number greater than “N”. A driving unit is configured to convert the control value to a voltage value and drive the each of the pixels in response to the drive voltage corresponding to the voltage value.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: April 14, 2020
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Naoya Matsumoto, Takashi Inoue, Norihiro Fukuchi, Yuji Kobayashi, Tsutomu Hara
  • Patent number: 10621947
    Abstract: Provided is, for example, a display control apparatus that generates display information for specifying an event occurred in an information processing system easily.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: April 14, 2020
    Assignee: NEC CORPORATION
    Inventors: Etsuko Ichihara, Koji Kida, Hiroki Tagato, Yoshiaki Sakae, Kazuhiko Isoyama, Junpei Kamimura, Yuji Kobayashi
  • Publication number: 20200055164
    Abstract: A surface treatment processing method includes: a shot processing step of performing shot processing of shooting shot media at a treatment target; a first inspection step of nondestructively inspecting at least one of a surface side state and an external dimension of the treatment target subjected to the shot processing, evaluating that the treatment target is passed when an inspection result is within a first normal range set in advance, evaluating that the treatment target is failed when the inspection result is out of a first allowable range set in advance to include the first normal range, and evaluating that the treatment target is to be additionally processed when the inspection result is out of the first normal range but within the first allowable range; and an additional processing step of performing the shot processing again on the treatment target which is evaluated to be additionally processed.
    Type: Application
    Filed: April 13, 2018
    Publication date: February 20, 2020
    Applicant: SINTOKOGIO, LTD.
    Inventors: Kyoichi IWATA, Takuya KOYAMA, Yuji KOBAYASHI, Akinori MATSUI