Patents by Inventor Keiji Ohmura

Keiji Ohmura 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: 10949983
    Abstract: An apparatus includes a reproducing unit configured to reproduce and display video data captured by an imaging apparatus in a predetermined display area on a display device; a feature area detecting unit configured to detect a plurality of feature areas based on feature information that is registered in advance for a tracking target, in a first frame of the video data displayed by the reproducing unit; and a tracking area detecting unit configured to detect an area including the plurality of feature areas as a tracking area that includes the tracking target, based on a distance between the plurality of feature areas detected by the feature area detecting unit.
    Type: Grant
    Filed: November 24, 2016
    Date of Patent: March 16, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Shotaro Komoto, Keiji Ohmura
  • Publication number: 20210037213
    Abstract: An image-based determination apparatus includes circuitry configured to receive at least one of first image data, output from image capture apparatuses, and second image data, output from another device, the first image data and the second image data to be subjected to an image-based determination operation; play and display the at least one of the received first image data and the second image data, on a display; designate a detection area, to be subjected to the image-based determination operation, in a first display area being displayed on the display, the first display area displaying the at least one of the first image data and the second image data; and perform the image-based determination operation on an image at the detection area in a second display area being displayed on the display, the second display area displaying the at least one of the first image data and the second image data.
    Type: Application
    Filed: July 15, 2020
    Publication date: February 4, 2021
    Inventors: Keiji OHMURA, Shotaro KOMOTO, Akito TAJIMA
  • Patent number: 10873719
    Abstract: An image processing device includes a display device, a video display controller configured to display video data imaged by an imaging device in a predetermined display region to be displayed by the display device, and a region display controller configured to display a plurality of display elements representing determination regions based on a plurality of types of determination functions with respect to the video data in the display region by superimposing the plurality of display elements on the video data in aspects different from each other.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: December 22, 2020
    Assignee: RICOH COMPANY, LIMITED
    Inventors: Keiji Ohmura, Takeshi Hasegawa
  • Patent number: 10638193
    Abstract: An image processing device includes: a display unit displaying a first display region displaying a static image being a reference for matching an imaging unit to a predetermined imaging position and a second display region displaying video data imaged by the imaging unit; a determining unit executing a first matching operation of searching for an image coincident with an image of a first reference region set in the first display region, in a frame of the video data, and determining a region of the coincident image as a second reference region; and a correcting unit correcting a position of a determination region being a target of image determination performed with respect to the video data, based on a shift amount between the first reference region and the second reference region, and information representing a positional relationship between the determination region and the first reference region.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: April 28, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Keiji Ohmura, Takeshi Hasegawa
  • Patent number: 10431260
    Abstract: An information processing apparatus includes circuitry configured to acquire time data relating to a state of an object in each process of an operation performed on the object, the operation including at least one process; calculate an achievement value indicating a state of each process, based on the time data acquired; compare the achievement value calculated with a reference value; and generate a chart that visually represents a result of comparison for each process. The visual representation of the result of comparison is different according to the result of comparison.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: October 1, 2019
    Assignee: Ricoh Company, Ltd.
    Inventors: Hajime Yamana, Keiji Ohmura
  • Publication number: 20180374221
    Abstract: An apparatus includes a reproducing unit configured to reproduce and display video data captured by an imaging apparatus in a predetermined display area on a display device; a feature area detecting unit configured to detect a plurality of feature areas based on feature information that is registered in advance for a tracking target, in a first frame of the video data displayed by the reproducing unit; and a tracking area detecting unit configured to detect an area including the plurality of feature areas as a tracking area that includes the tracking target, based on a distance between the plurality of feature areas detected by the feature area detecting unit.
    Type: Application
    Filed: November 24, 2016
    Publication date: December 27, 2018
    Inventors: Shotaro KOMOTO, Keiji OHMURA
  • Publication number: 20180301171
    Abstract: An information processing apparatus includes circuitry configured to acquire time data relating to a state of an object in each process of an operation performed on the object, the operation including at least one process; calculate an achievement value indicating a state of each process, based on the time data acquired; compare the achievement value calculated with a reference value; and generate a chart that visually represents a result of comparison for each process. The visual representation of the result of comparison is different according to the result of comparison.
    Type: Application
    Filed: April 9, 2018
    Publication date: October 18, 2018
    Applicant: Ricoh Company, Ltd.
    Inventors: Hajime Yamana, Keiji Ohmura
  • Patent number: 9875409
    Abstract: An abnormality detection apparatus, an abnormality detection method, and an abnormality detection program are provided. Each of the abnormality detection apparatus, an abnormality detection method, and an abnormality detection program extracts a target image to be monitored and a reference image, respectively, from target video to be monitored, detects an abnormality based on a difference between the target image to be monitored and the reference image, and displays an image indicating a difference between the target image to be monitored and the reference image on a monitor. Moreover, an abnormality detection system is provided including the abnormality detection apparatus, a video that captures an image of a target to be monitored, and a monitor.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: January 23, 2018
    Assignee: Ricoh Company, Ltd.
    Inventors: Keiji Ohmura, Aiko Ohtsuka, Kazuya Takahashi
  • Publication number: 20170359546
    Abstract: An image processing device includes a display device, a video display controller configured to display video data imaged by an imaging device in a predetermined display region to be displayed by the display device, and a region display controller configured to display a plurality of display elements representing determination regions based on a plurality of types of determination functions with respect to the video data in the display region by superimposing the plurality of display elements on the video data in aspects different from each other.
    Type: Application
    Filed: August 1, 2017
    Publication date: December 14, 2017
    Inventors: Keiji OHMURA, Takeshi Hasegawa
  • Publication number: 20170311037
    Abstract: An image processing device includes: a display unit displaying a first display region displaying a static image being a reference for matching an imaging unit to a predetermined imaging position and a second display region displaying video data imaged by the imaging unit; a determining unit executing a first matching operation of searching for an image coincident with an image of a first reference region set in the first display region, in a frame of the video data, and determining a region of the coincident image as a second reference region; and a correcting unit correcting a position of a determination region being a target of image determination performed with respect to the video data, based on a shift amount between the first reference region and the second reference region, and information representing a positional relationship between the determination region and the first reference region.
    Type: Application
    Filed: July 12, 2017
    Publication date: October 26, 2017
    Inventors: KEIJI OHMURA, TAKESHI HASEGAWA
  • Publication number: 20160034784
    Abstract: An abnormality detection apparatus, an abnormality detection method, and an abnormality detection program are provided. Each of the abnormality detection apparatus, an abnormality detection method, and an abnormality detection program extracts a target image to be monitored and a reference image, respectively, from target video to be monitored, detects an abnormality based on a difference between the target image to be monitored and the reference image, and displays an image indicating a difference between the target image to be monitored and the reference image on a monitor. Moreover, an abnormality detection system is provided including the abnormality detection apparatus, a video that captures an image of a target to be monitored, and a monitor.
    Type: Application
    Filed: July 31, 2015
    Publication date: February 4, 2016
    Applicant: Ricoh Company, Ltd.
    Inventors: Keiji Ohmura, Aiko Ohtsuka, Kazuya Takahashi
  • Patent number: 9031855
    Abstract: A teleconference support system, establishing a teleconference among conference rooms, includes teleconference apparatuses, and a connection server including a conference venue information storage, a conference start judgment unit, and a teleconference apparatus connection unit. Each teleconference apparatus, disposed in each conference room, is provided with an image taking unit, a sound taking unit, a display unit, and an audio output unit. The connection server connects the teleconference apparatuses to transmit and receive information among the conference rooms. Each teleconference apparatus includes a person identification information acquisition unit to obtain person identification information identifying individual. The conference venue information storage stores conference information including person identification information of expected teleconference participant.
    Type: Grant
    Filed: June 16, 2010
    Date of Patent: May 12, 2015
    Assignee: Ricoh Company, Ltd.
    Inventors: Keiji Ohmura, Takako Hashimoto, Tadashi Araki, Yuuji Kasuya
  • Patent number: 8870386
    Abstract: A projection image area detecting device includes a projection image area detecting unit configured to detect marker image areas in a photographed image that is obtained by photographing a projection image area including a projection image. The marker image areas include marker images that are used for identifying four corners of the projection image area. The projection image area detecting unit detects the marker image areas by identifying a color included in the marker image areas that continues to change as time passes.
    Type: Grant
    Filed: September 6, 2010
    Date of Patent: October 28, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuuji Kasuya, Tadashi Araki, Keiji Ohmura
  • Patent number: 8773462
    Abstract: A drawing image sharing apparatus combines a drawing image of a remotely located site and a background image to be displayed onto a drawing object for display onto the drawing object, generates a differential image based on the difference between a captured image of the drawing object and the combined image, and transmits the differential image to the remotely located site.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: July 8, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuuji Kasuya, Tadashi Araki, Keiji Ohmura
  • Patent number: 8494219
    Abstract: An image extraction device for extracting an image showing a document from an image of the document shot by an imaging device includes a document table on which a document is placed, a side detection unit, an opposing side estimator, and an image extraction unit. The side detection unit detects a side of the document on the document table based on the shot image of the document. The opposing side estimator estimates a position of a side opposite the side detected by the side detection unit. The image extraction unit segments the image of the document from the shot image of the document based on the side detected by the side detection unit and the opposite side estimated by the opposing side estimator.
    Type: Grant
    Filed: June 10, 2010
    Date of Patent: July 23, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuuji Kasuya, Tadashi Araki, Keiji Ohmura, Yusuke Shibata
  • Publication number: 20130063547
    Abstract: A multiple-site drawn-image sharing apparatus is disclosed that causes images drawn on thawing objects provided at multiple sites to be shared between the drawing objects. The apparatus includes an image storage unit configured to store the images drawn at the respective sites; an image synthesizing unit configured to superimpose and synthesize the images stored in the image storage unit in a manner so as not to include the images drawn at transmission destinations; and an image transmission unit configured to transmit the images synthesized by the image synthesizing unit to the respective sites.
    Type: Application
    Filed: May 10, 2011
    Publication date: March 14, 2013
    Inventors: Yuuji Kasuya, Tadashi Araki, Keiji Ohmura
  • Publication number: 20120127323
    Abstract: A projection image area detecting device includes a projection image area detecting unit configured to detect marker image areas in a photographed image that is obtained by photographing a projection image area including a projection image. The marker image areas include marker images that are used for identifying four corners of the projection image area. The projection image area detecting unit detects the marker image areas by identifying a color included in the marker image areas that continues to change as time passes.
    Type: Application
    Filed: September 6, 2010
    Publication date: May 24, 2012
    Inventors: Yuuji Kasuya, Tadashi Araki, Keiji Ohmura
  • Publication number: 20120113238
    Abstract: A disclosed drawn image sharing apparatus making objects to be drawn on share drawn images includes an image receiving portion from another drawn image sharing apparatus; an image supplying portion supplying a received image to a focusing device to produce an image; an image acquiring portion acquiring a sharing image from an image capturing device; an image difference generating portion generating a difference image between the produced image and the captured image in a sharing region; and an image dividing portion dividing the acquired image into first and second images, wherein in an adjusting mode, the image difference generating portion generates first and second difference images between the supplied images corresponding to the same regions and the first and second images, and the image combining portion substitutes the positions of the first and the second difference images and combines the first and the second difference images.
    Type: Application
    Filed: October 26, 2011
    Publication date: May 10, 2012
    Applicant: RICOH COMPANY, LTD.
    Inventors: Kengo YAMAMOTO, Yuuji Kasuya, Keiji Ohmura
  • Publication number: 20120069045
    Abstract: A drawn image sharing apparatus for allowing images drawn on plural drawing objects to be shared among the drawing objects includes an image receive unit configured to receive an image transmitted from one or more other drawn image sharing apparatuses; an image display unit configured to display the image received by the image receive unit on a drawing object; a shared area image acquiring unit configured to acquire an image of a shared area of the image displayed by the image display unit; a difference image generating unit configured to generate a difference image indicating a difference in the shared area between the image displayed by the image display unit and the image acquired by the shared area image acquiring unit; and an image transmit unit configured to transmit the difference image to the one or more other drawn image sharing apparatuses.
    Type: Application
    Filed: June 8, 2010
    Publication date: March 22, 2012
    Inventors: Takako Hashimoto, Tadashi Araki, Keiji Ohmura, Yuuji Kasuya, Koubun Sakagami
  • Publication number: 20110221773
    Abstract: A drawing image sharing apparatus combines a drawing image of a remotely located site and a background image to be displayed onto a drawing object for display onto the drawing object, generates a differential image based on the difference between a captured image of the drawing object and the combined image, and transmits the differential image to the remotely located site.
    Type: Application
    Filed: March 9, 2011
    Publication date: September 15, 2011
    Inventors: Yuuji KASUYA, Tadashi Araki, Keiji Ohmura