Patents by Inventor Hiroshi Imamura

Hiroshi Imamura 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: 10799106
    Abstract: An image processing apparatus includes a processing unit configured to perform, on a luminance distribution acquired in at least one direction crossing a vessel region in a fundus image of a subject's eye, a first smoothing operation for each first size and a second smoothing operation for each second size smaller than the first size; a first identifying unit configured to identify a position of a vascular wall in the fundus image on the basis of the luminance distribution obtained by performing the first smoothing operation; and a second identifying unit configured to identify positions of inner and outer boundaries of the vascular wall in the fundus image on the basis of the luminance distribution obtained by performing the second smoothing operation.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: October 13, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Hiroshi Imamura
  • Patent number: 10791920
    Abstract: An image forming apparatus determines an exceptional frame of a plurality of frames of a moving image of an eye based on the image features of each frame, and changes a moving image forming method based on the determined exceptional frame. For example, the image forming apparatus generates a new moving image by extracting a frame sequence including frames extracted from the moving image not to include a frame which has been determined as an exceptional frame.
    Type: Grant
    Filed: February 13, 2013
    Date of Patent: October 6, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiroshi Imamura
  • Patent number: 10725665
    Abstract: A storage controlling apparatus, includes: a memory configured to store a program; and a processor configured to control a plurality of storage devices based on the program, wherein the processor: collects information relating to a data access performed for the plurality of storage devices; and decides performance degradation of a first storage device from among the plurality of storage devices based on a response achievement time period for a first data access request performed for the first storage device, and a response time period average value and a response time period standard deviation which are calculated based on response achievement time periods with respect to a plurality of data access requests performed for the first storage device before the first data access request.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: July 28, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Marie Abe, Koutarou Nimura, Hiroshi Imamura
  • Patent number: 10674902
    Abstract: An information processing apparatus includes: an image acquiring unit configured to acquire a plurality of types of images including a plurality of confocal images obtained by imaging an eye at different times, and a plurality of non-confocal images temporally corresponding to the plurality of confocal images; and an information acquiring unit configured to acquire information indicating a positional gap of at least one of the plurality of types of images, based on the plurality of non-confocal images.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: June 9, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiroshi Imamura
  • Publication number: 20200122085
    Abstract: An apparatus for exhaust gas abatement under reduced pressure includes a reaction tube having, in an interior thereof, an exhaust gas treatment space in which an exhaust gas supplied from an exhaust gas source via a vacuum pump is heated by an electric heater or excited by a plasma for decomposition and/or reaction treatment. The apparatus also includes a downstream vacuum pump connected to an exhaust gas outlet located downstream of the reaction tube to reduce a pressure in a region located downstream of an outlet of the vacuum pump and including the interior of the reaction tube. The downstream vacuum pump is a water-sealed pump. The apparatus further includes a water-washing unit for washing a downstream end of an exhaust gas flow path in the reaction tube with washing water. The washing water supplied by the water-washing unit is reused as seal water for the downstream vacuum pump.
    Type: Application
    Filed: May 2, 2018
    Publication date: April 23, 2020
    Inventors: Masashi MAEDA, Akihisa YOSHIDA, Michihiko YANAGISAWA, Tsutomu TSUKADA, Hiroshi IMAMURA
  • Patent number: 10617997
    Abstract: An apparatus for exhaust gas abatement under reduced pressure includes a reaction tube having, in an interior thereof, an exhaust gas treatment space in which an exhaust gas supplied from an exhaust gas source via a vacuum pump is heated by an electric heater or excited by a plasma for decomposition and/or reaction treatment. The apparatus also includes a downstream vacuum pump connected to an exhaust gas outlet located downstream of the reaction tube to reduce a pressure in a region located downstream of an outlet of the vacuum pump and including the interior of the reaction tube. The downstream vacuum pump is a water-sealed pump. The apparatus further includes a water-washing unit for washing a downstream end of an exhaust gas flow path in the reaction tube with washing water. The washing water supplied by the water-washing unit is reused as seal water for the downstream vacuum pump.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: April 14, 2020
    Assignee: KANKEN TECHNO CO., LTD.
    Inventors: Masashi Maeda, Akihisa Yoshida, Michihiko Yanagisawa, Tsutomu Tsukada, Hiroshi Imamura
  • Patent number: 10606490
    Abstract: A storage control device includes circuitry configured to acquire status information indicating a load status and a response status of each of one or more storage devices from the one or more storage devices which are accessed in response to a request transmitted from a host device, detect a first storage device having a load no more than a first threshold value and a response time no less than a second threshold value from the one or more storage devices on the basis of the acquired status information, and execute redundant copy of the detected first storage device.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: March 31, 2020
    Assignee: FUJITSU LIMITED
    Inventors: Koutarou Nimura, Atsushi Igashira, Yasuhiro Ogasawara, Marie Abe, Hiroshi Imamura
  • Publication number: 20200097749
    Abstract: There is provided an information processing system capable of appropriately assisting in creation of a marker, an information processing method, and a program. The information processing system includes an acquisition part configured to acquire a recognition result of a marker that a user is making, and a display control part configured to cause a display face to display assistance information for assisting in creation of the marker depending on the recognition result in association with the marker in process of creation.
    Type: Application
    Filed: March 27, 2018
    Publication date: March 26, 2020
    Applicant: SONY CORPORATION
    Inventors: Tetsuo IKEDA, Toru NAGARA, Hiroshi IMAMURA, Takayuki SAKAMOTO, Tomohiro ISHII
  • Publication number: 20200052193
    Abstract: According to an embodiment of the invention, a magnetic element includes a first magnetic layer and a first nonmagnetic layer. An angle ?0 between a first direction and the magnetization direction of the first magnetic layer satisfies 0°<?0<90° or 90°<?0<180° in a state in which neither a voltage nor a magnetic field is substantially applied to the first magnetic layer; and the first direction is from the first nonmagnetic layer toward the first magnetic layer. A resistance·area of the first nonmagnetic layer is 10 ?·?m2 or more.
    Type: Application
    Filed: April 5, 2018
    Publication date: February 13, 2020
    Applicant: National Institute of Advanced Industrial Science and Technology
    Inventors: Rie MATSUMOTO, Takayuki NOZAKI, Shinji YUASA, Hiroshi IMAMURA
  • Publication number: 20200038805
    Abstract: The present invention provides an energy-efficient method and apparatus that can achieve exhaust gas abatement with a minimum use of diluent nitrogen gas. More specifically, the present invention is directed to a method and apparatus for exhaust gas abatement under reduced pressure, in which an exhaust gas supplied from an exhaust gas source via a vacuum pump is decomposed by heat of a high-temperature plasma under a reduced pressure.
    Type: Application
    Filed: April 20, 2018
    Publication date: February 6, 2020
    Inventors: Michihiko YANAGISAWA, Tsutomu TSUKADA, Hiroshi IMAMURA
  • Patent number: 10552672
    Abstract: A medical image processing apparatus includes a unit configured to analyze a target medical image, a unit configured to register information representing an aptitude of each doctor with respect to interpretation of a specific lesion and a modality used by each doctor, and a unit configured to, when the analysis result includes information associated with a lesion, decide an assigned doctor based on information representing the aptitude of each doctor with respect to interpretation of the specific lesion, and, when the analysis result includes no information associated with a lesion, decide an assigned doctor based on the modality.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: February 4, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yoshihiko Iwase, Hiroshi Imamura
  • Publication number: 20200033000
    Abstract: The present invention provides an energy-efficient method and apparatus that can achieve exhaust gas abatement with a minimum use of diluent nitrogen gas. More specifically, the present invention is directed to a method and apparatus for exhaust gas abatement under reduced pressure, in which an exhaust gas supplied from an exhaust gas source through a vacuum pump is decomposed by combustion heat of a flame under a reduced pressure.
    Type: Application
    Filed: April 10, 2018
    Publication date: January 30, 2020
    Inventors: Michihiko YANAGISAWA, Tsutomu TSUKADA, Hiroshi IMAMURA
  • Publication number: 20200024827
    Abstract: A work machine includes a cabin, a machine room, a hydraulic oil tank, a partition wall, and a cover member. The machine room accommodates a drive apparatus to move the work machine. The hydraulic oil tank is provided in the machine room and has an oil gauge. The partition wall separates the cabin from the machine room and has an opening through which the oil gauge is viewable from the cabin. The cover member seals a gap between the partition wall and the oil gauge.
    Type: Application
    Filed: May 31, 2019
    Publication date: January 23, 2020
    Applicant: Kubota Corporation
    Inventors: Keigo HONDA, Hiroshi IMAMURA, Yusuke HADA, Shunichiro MORI, Shinsuke HISATAKE
  • Patent number: 10529045
    Abstract: A report concerning the contents obtained by interpretation based on a medical image can be efficiently created without any constraints of expression. An information processing apparatus according to this invention includes an image analysis unit which acquires information concerning a region name or disease name based on an analysis result on the input medical image, an input unit which inputs the result obtained by interpreting the medical image as character information, a conversion candidate prediction unit which outputs conversion candidates concerning the input character information, and a display control unit which displays the input character information upon converting the character information into character information selected from the conversion candidates. The apparatus further includes a priority level setting unit which sets priority levels in advance for character information output as the conversion candidates.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: January 7, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yoshihiko Iwase, Akihiro Katayama, Hiroshi Imamura
  • Publication number: 20200000333
    Abstract: Provided is an ophthalmic diagnosis support apparatus which enables an operator to easily acquire a tomographic image suitable for detailed observation of a candidate lesion without spending time and effort to search for the candidate lesion. The ophthalmic diagnosis support apparatus includes an acquiring unit for acquiring a wide-range image of a fundus, a candidate lesion detection unit for detecting the candidate lesion on the fundus by analyzing the wide-range image, a calculating unit for determining a degree of abnormality of the candidate lesion based on a result of the detection of the candidate lesion, and an acquiring position setting unit for setting an acquiring position of the tomographic image of the fundus based on the degree of abnormality of the candidate lesion.
    Type: Application
    Filed: September 4, 2019
    Publication date: January 2, 2020
    Inventors: Kazuhiro Miyasa, Hiroshi Imamura
  • Patent number: 10470652
    Abstract: The present invention provides a solution for focusing on each imaging target of a subject eye in a robust and highly accurate way. An information processing apparatus includes, a confocal data acquisition unit configured to acquire a confocal signal based on return light from the subject eye, a nonconfocal data acquisition unit configured to acquire a nonconfocal signal based on the return light from the subject eye, and an identification unit configured to identify an in-focus position of measurement light based at least on the nonconfocal signal out of the confocal and the nonconfocal signals.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: November 12, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Hiroshi Imamura
  • Patent number: 10441163
    Abstract: Provided is an ophthalmic diagnosis support apparatus which enables an operator to easily acquire a tomographic image suitable for detailed observation of a candidate lesion without spending time and effort to search for the candidate lesion. The ophthalmic diagnosis support apparatus includes an acquiring unit for acquiring a wide-range image of a fundus, a candidate lesion detection unit for detecting the candidate lesion on the fundus by analyzing the wide-range image, a calculating unit for determining a degree of abnormality of the candidate lesion based on a result of the detection of the candidate lesion, and an acquiring position setting unit for setting an acquiring position of the tomographic image of the fundus based on the degree of abnormality of the candidate lesion.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: October 15, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kazuhiro Miyasa, Hiroshi Imamura
  • Patent number: 10433721
    Abstract: Provided is an ophthalmic apparatus, including: an acquisition unit configured to acquire a confocal image and a nonconfocal image of an eye to be inspected (E); a first detection unit configured to detect a photoreceptor cell of the eye to be inspected (E) from the confocal image; a second detection unit configured to detect a photoreceptor cell of the eye to be inspected (E) from the nonconfocal image; and a display unit configured to compare the photoreceptor cell detected by the first detection unit and the photoreceptor cell detected by the second detection unit with each other to display a result of the comparison on a screen.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: October 8, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Tsutomu Utagawa, Hiroshi Imamura
  • Publication number: 20190274538
    Abstract: An image processing device is provided and includes an acquiring unit configured to acquire combined images associated with examination dates, each of combined images being obtained by using motion contrast images of a portion of an eye portion, and a display control unit configured to cause a display unit to display the combined images in time series and to cause the display unit to display a plurality of pieces of information regarding the examination dates in time series, the plurality of pieces of information being obtained by using the combined images.
    Type: Application
    Filed: February 28, 2019
    Publication date: September 12, 2019
    Inventors: Hiroshi Imamura, Hiroki Uchida, Riuma Takahashi
  • Publication number: 20190274542
    Abstract: An image processing apparatus including an identification unit configured to identify a lamina cribrosa region by analyzing tomographic image data on an eye to be inspected, a generation unit configured to generate a luminance en face image and a motion contrast en face image of the eye to be inspected by using information on the identified lamina cribrosa region, and a display control unit configured to cause a display unit to display at least one of the luminance en face image and the motion contrast en face image with the information on the identified lamina cribrosa region superimposed on the displayed image.
    Type: Application
    Filed: February 27, 2019
    Publication date: September 12, 2019
    Inventors: Hiroshi Imamura, Yoshihiko Iwase