Patents by Inventor Hidehiko Yamaguchi

Hidehiko Yamaguchi 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: 20190213610
    Abstract: An evaluation device evaluates a placement position of an item placed on a shelf in a shop, and includes: an obtaining unit that obtains traffic line information indicating a plurality of persons passing in front of the shelf and purchased-item information indicating one or more purchased items, the one or more purchased items being purchased in the shop by the plurality of persons; and a controller that calculates a passing probability in front of the shelf, based on the traffic line information, calculates a purchase probability of the item placed on the shelf, based on the purchased-item information, and calculates an evaluation value, of the item placed on the shelf, at a placement position, based on the passing probability and the purchase probability calculated.
    Type: Application
    Filed: March 13, 2019
    Publication date: July 11, 2019
    Inventors: YOSHIYUKI OKIMOTO, HIDEHIKO SHIN, TOMOAKI ITOH, TAKAYUKI FUKUI, KOICHIRO YAMAGUCHI
  • Publication number: 20190180202
    Abstract: A prediction device is a device that predicts a flow of a person after a layout change of goods in a region, and the prediction device includes: an obtaining unit that obtains traffic line information representing flows of a plurality of persons in the region, layout information representing layout positions of the goods, and change information representing a layout change of the goods; and a controller that generates an action model of a person in the region, by an inverse reinforcement learning method, based on the traffic line information and the layout information and that predicts a flow of a person after the layout change of the goods, based on the action model and the change information.
    Type: Application
    Filed: February 13, 2019
    Publication date: June 13, 2019
    Inventors: YOSHIYUKI OKIMOTO, HIDEHIKO SHIN, TOMOAKI ITOH, KOICHIRO YAMAGUCHI
  • Patent number: 10162296
    Abstract: A transport monitoring control device includes a pair of rollers configured to transport a recording medium while nipping the recording medium therebetween, the pair of rollers having circumferential surfaces coming in contact with the recording medium, the circumferential surfaces being different from each other in hardness, a driving unit configured to drive the pair of rollers, a detector configured to detect waveforms related to a load of the driving unit, an extractor configured to extract a peak waveform having an extreme point temporarily exceeding a predetermined threshold value, from among the waveforms detected by the detector, and a determining unit configured to determine whether multi-feed of the recording medium is present, based on the number of peak waveforms extracted by the extractor.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: December 25, 2018
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Hideki Moriya, Hidehiko Yamaguchi, Kozo Tagawa, Tsuyoshi Sunohara
  • Patent number: 10025237
    Abstract: An image forming apparatus includes: a transport unit configured to pinch and transport a recording medium at a first transport speed, a fixing unit configured to fix an image formed on the recording medium while pinching and transporting the recording medium, which is transported by the transport unit, at a second transport speed, a driving unit configured to drive the fixing unit, a detector configured to detect a load of the driving unit, and a controller configured to perform a control to adjust a speed difference between the first transport speed and the second transport speed with respect to a subsequently transported recording medium when the load becomes larger than a reference value after a peak value of the load when the recording medium enters the fixing unit is detected by the detector.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: July 17, 2018
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Tsuyoshi Sunohara, Takahito Chiba, Hidehiko Yamaguchi, Hideki Moriya
  • Publication number: 20180067426
    Abstract: An image forming apparatus includes a transport unit configured to pinch and transport recording medium at a first transport speed, a fixing unit configured to fix an image formed on the recording medium while pinching and transporting the recording medium, which is transported by the transport unit, at a second transport speed, a driving unit configured to drive the fixing unit, a detector configured to detect a load of the driving unit, and a controller configured to perform a control to adjust a speed difference between the first transport speed and the second transport speed with respect to a subsequently transported recording medium when the load becomes larger than a reference value after a peak value of the load when the recording medium enters the fixing unit is detected by the detector.
    Type: Application
    Filed: March 13, 2017
    Publication date: March 8, 2018
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tsuyoshi SUNOHARA, Takahito CHIBA, Hidehiko YAMAGUCHI, Hideki MORIYA
  • Publication number: 20180046124
    Abstract: A transport monitoring control device includes a pair of rollers configured to transport a recording medium while nipping the recording medium therebetween, the pair of rollers having circumferential surfaces coming in contact with the recording medium, the circumferential surfaces being different from each other in hardness, a driving unit configured to drive the pair of rollers, a detector configured to detect waveforms related to a load of the driving unit, an extractor configured to extract a peak waveform having an extreme point temporarily exceeding a predetermined threshold value, from among the waveforms detected by the detector, and a determining unit configured to determine whether multi-feed of the recording medium is present, based on the number of peak waveforms extracted by the extractor.
    Type: Application
    Filed: March 21, 2017
    Publication date: February 15, 2018
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Hideki MORIYA, Hidehiko YAMAGUCHI, Kozo TAGAWA, Tsuyoshi SUNOHARA
  • Patent number: 9874784
    Abstract: A liquid crystal panel comprises a first substrate which is transparent and is provided with a transparent electrode and a wiring part having light-shielding properties, a second substrate which is transparent and is provided with a light-shielding layer having a first opening and is disposed opposite to the first substrate so that the transparent electrode faces the first opening, a liquid crystal part disposed between the first substrate and the second substrate, and a sealing part configured to seal the liquid crystal part between the first substrate and the second substrate. The light-shielding layer has a second opening. The sealing part has light-shielding properties and is configured to close the second opening.
    Type: Grant
    Filed: August 27, 2014
    Date of Patent: January 23, 2018
    Assignee: Sakai Display Products Corporation
    Inventor: Hidehiko Yamaguchi
  • Patent number: 9857750
    Abstract: A transport monitoring control device includes a transport unit configured to transport a recording medium while nipping the recording medium, a driving unit configured to drive the transport unit, a detector configured to detect a waveform related to a load of the driving unit when the recording medium enters the transport unit or is discharged from the transport unit, and a determining unit configured to determine whether the recording medium is skewed with respect to the transport unit, based on a waveform width at a height obtained by multiplying a peak value of the waveform by a predetermined coefficient.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: January 2, 2018
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Hideki Moriya, Hidehiko Yamaguchi, Kozo Tagawa, Tsuyoshi Sunohara
  • Patent number: 9783382
    Abstract: Provided is a transport device including a first transport section that is driven at a first transport speed and transports a recording medium interposed therein, a second transport section that is driven at a speed different from the first transport speed, is located at a downstream of the first transport section in a transport direction, and transports the recording medium interposed therein, a detection section that detects variations in a driving load of the second transport section before and after the recording medium is discharged from the first transport section, and a derivation section that derives a thickness of the recording medium based on the variations.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: October 10, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Takanori Morino, Hidehiko Yamaguchi, Hideki Moriya, Tsuyoshi Sunohara, Takahito Chiba
  • Patent number: 9776816
    Abstract: Provided is a transport device including a transport unit that transports a recording medium by interposing the recording medium, a driving unit that drives the transport unit, a detection unit that detects a peak value of a load of the driving unit when the recording medium is discharged from the transport unit, and a derivation unit that derives a thickness of the recording medium based on the peak value detected by the detection unit.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: October 3, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Hideki Moriya, Hidehiko Yamaguchi, Takanori Morino, Tsuyoshi Sunohara, Takahito Chiba
  • Patent number: 9758326
    Abstract: Provided is a transport device including a transport section by which a recording medium is interposed and is transported while rotating, a driving section that drives the transport section, a control section that performs control so that the recording medium enters a predetermined position of the transport section in a rotation direction, a detection section that detects a load of the driving section during a period of time in which the recording medium is transported by the transport section, and a derivation section that derives a thickness of the recording medium based on the load.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: September 12, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Hideki Moriya, Hidehiko Yamaguchi, Takanori Morino, Tsuyoshi Sunohara, Takahito Chiba
  • Patent number: 9658589
    Abstract: A transporting device includes a detecting portion that detects a load applied to a driving portion provided for transporting a medium, an identifying portion that identifies a type of the medium from a result of detection performed by the detecting portion, and a correcting portion that fits, if a predetermined instruction is made, the result of detection to a predetermined reference characteristic of the load applied to the driving portion.
    Type: Grant
    Filed: February 8, 2016
    Date of Patent: May 23, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Takahito Chiba, Tsuyoshi Sunohara, Hidehiko Yamaguchi, Hideki Moriya
  • Publication number: 20170075265
    Abstract: A fixing device includes a detecting portion that detects a load applied to a driving portion configured to drive a fixing portion configured to fix an image formed on a medium, an identifying portion that identifies a type of the medium from a result of detection performed by the detecting portion, and a setting portion that sets a threshold with reference to which the identifying portion identifies the type of the medium. The threshold is set for each of different temperatures detected by a temperature detecting portion that detects a temperature of the fixing portion or for each predetermined number of media on which images are fixed.
    Type: Application
    Filed: March 4, 2016
    Publication date: March 16, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takahito CHIBA, Tsuyoshi SUNOHARA, Hidehiko YAMAGUCHI, Hideki MORIYA, Tomohiro WADA
  • Publication number: 20170075275
    Abstract: A transporting device includes a detecting portion that detects a load applied to a driving portion provided for transporting a medium, an identifying portion that identifies a type of the medium from a result of detection performed by the detecting portion, and a correcting portion that fits, if a predetermined instruction is made, the result of detection to a predetermined reference characteristic of the load applied to the driving portion.
    Type: Application
    Filed: February 8, 2016
    Publication date: March 16, 2017
    Applicant: FUJI XEROX Co., Ltd.
    Inventors: Takahito CHIBA, Tsuyoshi SUNOHARA, Hidehiko YAMAGUCHI, Hideki MORIYA
  • Publication number: 20170015514
    Abstract: Provided is a transport device including a transport section by which a recording medium is interposed and is transported while rotating, a driving section that drives the transport section, a control section that performs control so that the recording medium enters a predetermined position of the transport section in a rotation direction, a detection section that detects a load of the driving section during a period of time in which the recording medium is transported by the transport section, and a derivation section that derives a thickness of the recording medium based on the load.
    Type: Application
    Filed: January 20, 2016
    Publication date: January 19, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Hideki MORIYA, Hidehiko YAMAGUCHI, Takanori MORINO, Tsuyoshi SUNOHARA, Takahito CHIBA
  • Publication number: 20170008715
    Abstract: Provided is a transport device including a first transport section that is driven at a first transport speed and transports a recording medium interposed therein, a second transport section that is driven at a speed different from the first transport speed, is located at a downstream of the first transport section in a transport direction, and transports the recording medium interposed therein, a detection section that detects variations in a driving load of the second transport section before and after the recording medium is discharged from the first transport section, and a derivation section that derives a thickness of the recording medium based on the variations.
    Type: Application
    Filed: January 20, 2016
    Publication date: January 12, 2017
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takanori Morino, Hidehiko Yamaguchi, Hideki Moriya, Tsuyoshi Sunohara, Takahito Chiba
  • Publication number: 20160368724
    Abstract: Provided is a transport device including a transport unit that transports a recording medium by interposing the recording medium, a driving unit that drives the transport unit, a detection unit that detects a peak value of a load of the driving unit when the recording medium is discharged from the transport unit, and a derivation unit that derives a thickness of the recording medium based on the peak value detected by the detection unit.
    Type: Application
    Filed: October 27, 2015
    Publication date: December 22, 2016
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Hideki MORIYA, Hidehiko YAMAGUCHI, Takanori MORINO, Tsuyoshi SUNOHARA, Takahito CHIBA
  • Publication number: 20160238866
    Abstract: A liquid crystal panel comprises a first substrate which is transparent and is provided with a transparent electrode and a wiring part having light-shielding properties, a second substrate which is transparent and is provided with a light-shielding layer having a first opening and is disposed opposite to the first substrate so that the transparent electrode faces the first opening, a liquid crystal part disposed between the first substrate and the second substrate, and a sealing part configured to seal the liquid crystal part between the first substrate and the second substrate. The light-shielding layer has a second opening. The sealing part has light-shielding properties and is configured to close the second opening.
    Type: Application
    Filed: August 27, 2014
    Publication date: August 18, 2016
    Applicant: Sakai Display Products Corporation
    Inventor: Hidehiko Yamaguchi
  • Patent number: 8577262
    Abstract: A charging device includes: a first electrode; a second electrode; an insulating body that is provided between the first electrode and the second electrode; wherein either the first electrode or the second electrode includes an opening portion that is formed so as to open toward a first direction in which the first electrode, the insulating body, and the second electrode are laminated, and the insulating body includes a region limiting portion which is a space that communicates with the opening portion, and opens toward a direction in which the region limiting portion communicates with the opening portion, and is limited in a second direction vertical to the first direction.
    Type: Grant
    Filed: February 1, 2011
    Date of Patent: November 5, 2013
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Masao Ohmori, Hidehiko Yamaguchi, Takanori Morino
  • Patent number: 8432520
    Abstract: A liquid crystal display device in which alignment control in a vertical-alignment-type liquid crystal layer is excellent at a side portion or a corner portion of a pixel electrode. The liquid crystal display device includes a pixel electrode including openings of slits as an alignment control mechanism, a common electrode including linear protrusions as an alignment control mechanism, the electrodes opposed to each other, and a vertical-alignment-type liquid crystal layer sandwiched between the electrodes, wherein the linear protrusion is placed at a position where the linear protrusion controls alignment in the liquid crystal layer inside a position where an oblique electric field generated at the edge of an corner portion of the pixel electrode at the time when a voltage is applied between the electrodes controls the alignment in the liquid crystal layer.
    Type: Grant
    Filed: April 16, 2012
    Date of Patent: April 30, 2013
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Yuichi Inoue, Hidehiko Yamaguchi