Patents by Inventor Takashi Ida

Takashi Ida 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: 12025748
    Abstract: According to one embodiment, a signal processing apparatus includes a memory and a processing circuit. The memory stores a learned model for generating restoration data by restoring deterioration of a signal based on data of the signal and data related to a position of a sample of the signal. The processing circuit inputs data of the signal and data related to the position to the learned model. The processing circuit generates the restoration data by using the learned model.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: July 2, 2024
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takashi Ida, Kenzo Isogawa, Atsushi Matsumura
  • Publication number: 20230252762
    Abstract: According to one embodiment, an image processing apparatus incudes processing circuitry. The processing circuitry generates, for N processed images based on an input image, N being an integer equal to greater than 3, N feature amounts by performing feature amount extraction processing using a neural network, stores process data generated during the feature amount extraction processing in a memory, selects a maximum feature amount by performing two or more comparisons with M combinations among the N feature amounts, M being an integer equal to 2 or more and (N?1) or less, and releases (M?1) or less pieces of process data that correspond to (M?1) or less feature amounts not having been selected from the memory for each of the two or more comparisons.
    Type: Application
    Filed: September 9, 2022
    Publication date: August 10, 2023
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takashi IDA, Toshiyuki ONO
  • Patent number: 11537823
    Abstract: According to an embodiment, a processing apparatus includes a hardware processor. The hardware processor is configured to: cut out, from an input signal, a plurality of partial signals that are predetermined parts in the input signal; execute processing on the plurality of partial signals using neural networks having the same layer structure with each other to generate a plurality of intermediate signals including a plurality of signals corresponding to a plurality of channels; execute predetermined statistical processing on signals for each of the plurality of channels for each of the plurality of intermediate signals corresponding to the plurality of partial signals, to calculate statistics for each channel and generate a concatenated signal by concatenating the statistics of the plurality of respective intermediate signals for each channel; generate a synthetic signal by performing predetermined processing on the concatenated signal; and output an output signal in accordance with the synthetic signal.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: December 27, 2022
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takashi Ida, Tenta Sasaya, Wataru Watanabe, Takayuki Itoh, Toshiyuki Ono
  • Publication number: 20220254021
    Abstract: According to one embodiment, a medical image diagnostic apparatus includes processing circuitry. The processing circuitry inputs a noise correlation map and a medical image or an intermediate image to a learned model that is functioned to generate a denoise image, in which noise of the medical image or noise of the intermediate image is reduced, based on the medical image generated based on data collected with respect to a subject or the intermediate image at a front stage for generating the medical image and the noise correlation map correlated with the noise included in the medical image or the intermediate image, and generates the denoise image, in which the noise of the medical image or the noise of the intermediate image is reduced.
    Type: Application
    Filed: April 29, 2022
    Publication date: August 11, 2022
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Takashi IDA, Kenzo ISOGAWA
  • Patent number: 11348226
    Abstract: According to one embodiment, a medical image diagnostic apparatus includes processing circuitry. The processing circuitry inputs a noise correlation map and a medical image or an intermediate image to a learned model that is functioned to generate a denoise image, in which noise of the medical image or noise of the intermediate image is reduced, based on the medical image generated based on data collected with respect to a subject or the intermediate image at a front stage for generating the medical image and the noise correlation map correlated with the noise included in the medical image or the intermediate image, and generates the denoise image, in which the noise of the medical image or the noise of the intermediate image is reduced.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: May 31, 2022
    Assignee: Canon Medical Systems Corporation
    Inventors: Takashi Ida, Kenzo Isogawa
  • Patent number: 11327031
    Abstract: A photon counting X-ray CT apparatus according to an embodiment includes: data acquiring circuitry, and processing circuitry. The data acquiring circuitry is configured to allocate energy measured by signals output from a photon counting detector in response to incidence of X-ray photons to any of a plurality of first energy bins so as to acquire a first data group as count data of each of the first energy bins. The processing circuitry is configured to determine a plurality of second energy bins obtained by grouping the first energy bins in accordance with a decomposition target material that is a material to be decomposed in a imaging region, allocate the first data group to any of the second energy bins so as to generate a second data group, and use the second data group to generate an image representing a distribution of the decomposition target material.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: May 10, 2022
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Kenta Moriyasu, Taichiro Shiodera, Shuhei Nitta, Tomoyuki Takeguchi, Hidenori Takeshima, Toshiyuki Ono, Takashi Ida, Hiroaki Nakai
  • Patent number: 11315220
    Abstract: According to one embodiment, a distance measuring apparatus includes a processing circuit and a memory. The processing circuit generates a distance image by measuring distances to an obstacle by using the time until the emitted light is reflected from the obstacle and returned as reflected light. The processing circuit generates an intensity image by measuring the intensity of the reflected light or the intensity of the environmental light. The memory stores a learned model for generating a denoise image, in which noise of the distance image is reduced, based on the distance image and the intensity image.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: April 26, 2022
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takashi Ida, Kenzo Isogawa, Atsushi Matsumura
  • Publication number: 20220067514
    Abstract: According to one embodiment, an inference apparatus includes a processor. The processor generates an intermediate signal by processing an input signal with a convolutional neural network. The processor extracts one or more intermediate partial signals each serving as part of the intermediate signal from the intermediate signal. The processor calculates a statistic of the one or more intermediate partial signals. The processor outputs an inference result relating to the input signal and corresponding to the statistic.
    Type: Application
    Filed: February 22, 2021
    Publication date: March 3, 2022
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takashi IDA, Tenta SASAYA, Wataru WATANABE, Takayuki ITOH, Toshiyuki ONO
  • Patent number: 11135234
    Abstract: A compound represented by the following general formula (I) or a pharmaceutically acceptable salt or solvate thereof, and a pharmaceutical composition thereof, and the use thereof to prevent or treat infectious diseases and a method to prevent or treat infectious diseases using those regimen are disclosed. The compound represented by formula (I) has an antibacterial activity against both gram-positive and gram-negative bacteria, and is useful in the prevention or treatment of infectious diseases caused by these bacteria.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: October 5, 2021
    Assignees: MICROBIAL CHEMISTRY RESEARCH FOUNDATION, MEIJI SEIKA PHARMA CO., LTD.
    Inventors: Yoshiaki Takahashi, Eijiro Umemura, Takashi Ida, Masayuki Igarashi
  • Publication number: 20210295110
    Abstract: According to an embodiment, a processing apparatus includes a hardware processor. The hardware processor is configured to: cut out, from an input signal, a plurality of partial signals that are predetermined parts in the input signal; execute processing on the plurality of partial signals using neural networks having the same layer structure with each other to generate a plurality of intermediate signals including a plurality of signals corresponding to a plurality of channels; execute predetermined statistical processing on signals for each of the plurality of channels for each of the plurality of intermediate signals corresponding to the plurality of partial signals, to calculate statistics for each channel and generate a concatenated signal by concatenating the statistics of the plurality of respective intermediate signals for each channel; generate a synthetic signal by performing predetermined processing on the concatenated signal; and output an output signal in accordance with the synthetic signal.
    Type: Application
    Filed: August 28, 2020
    Publication date: September 23, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takashi Ida, Tenta Sasaya, Wataru Watanabe, Takayuki Itoh, Toshiyuki Ono
  • Publication number: 20200155582
    Abstract: A compound represented by the following general formula (I) or a pharmaceutically acceptable salt or solvate thereof, and a pharmaceutical composition thereof, and the use thereof to prevent or treat infectious diseases and a method to prevent or treat infectious diseases using those regimen are disclosed. The compound represented by formula (I) has an antibacterial activity against both gram-positive and gram-negative bacteria, and is useful in the prevention or treatment of infectious diseases caused by these bacteria.
    Type: Application
    Filed: January 22, 2020
    Publication date: May 21, 2020
    Applicants: MICROBIAL CHEMISTRY RESEARCH FOUNDATION, MEIJI SEIKA PHARMA CO., LTD.
    Inventors: Yoshiaki TAKAHASHI, Eijiro UMEMURA, Takashi IDA, Masayuki IGARASHI
  • Patent number: 10646186
    Abstract: An X-ray computed tomography (CT) apparatus according to an embodiment includes an X-ray generator, an X-ray detector and processing circuitry. The X-ray generator irradiates X-rays to a subject. The X-ray detector detects the X-rays that have passed through the subject. The processing circuitry calculates an estimated spectrum based on an irradiation spectrum, an estimated length and information indicating a distortion of a spectrum occurring in a path of the X-rays passing through the subject, the estimated length representing an estimated value of an X-ray transmission length of a material of decomposition target. The processing circuitry determines an X-ray transmission length of the material of decomposition target based on the estimated spectrum and a detected spectrum that is a spectrum after the X-rays have passed through the subject and that is detected by the X-ray detector.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: May 12, 2020
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Shuhei Nitta, Toshiyuki Ono, Takashi Ida, Hiroaki Nakai
  • Patent number: 10617704
    Abstract: A compound represented by the following general formula (I) or a pharmaceutically acceptable salt or solvate thereof, and a pharmaceutical composition thereof, and the use thereof to prevent or treat infectious diseases and a method to prevent or treat infectious diseases using those regimen are disclosed. The compound represented by formula (I) has an antibacterial activity against both gram-positive and gram-negative bacteria, and is useful in the prevention or treatment of infectious diseases caused by these bacteria.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: April 14, 2020
    Assignees: MICROBIAL CHEMISTRY RESEARCH FOUNDATION, MEIJI SEIKA PHARMA CO., LTD.
    Inventors: Yoshiaki Takahashi, Eijiro Umemura, Takashi Ida, Masayuki Igarashi
  • Publication number: 20200088856
    Abstract: According to one embodiment, a signal processing apparatus includes a memory and a processing circuit. The memory stores a learned model for generating restoration data by restoring deterioration of a signal based on data of the signal and data related to a position of a sample of the signal. The processing circuit inputs data of the signal and data related to the position to the learned model. The processing circuit generates the restoration data by using the learned model.
    Type: Application
    Filed: February 28, 2019
    Publication date: March 19, 2020
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takashi Ida, Kenzo Isogawa, Atsushi Matsumura
  • Patent number: 10576094
    Abstract: A compound represented by the following general formula (I) or a pharmaceutically acceptable salt or solvate thereof, and a pharmaceutical composition thereof, and the use thereof to prevent or treat infectious diseases and a method to prevent or treat infectious diseases using those regimen are disclosed. The compound represented by formula (I) has an antibacterial activity against both gram-positive and gram-negative bacteria, and is useful in the prevention or treatment of infectious diseases caused by these bacteria.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: March 3, 2020
    Assignees: MICROBIAL CHEMISTRY RESEARCH FOUNDATION, MEIJI SEIKA PHARMA CO., LTD.
    Inventors: Yoshiaki Takahashi, Eijiro Umemura, Takashi Ida, Masayuki Igarashi
  • Publication number: 20200033273
    Abstract: A photon counting X-ray CT apparatus according to an embodiment includes: data acquiring circuitry, and processing circuitry. The data acquiring circuitry is configured to allocate energy measured by signals output from a photon counting detector in response to incidence of X-ray photons to any of a plurality of first energy bins so as to acquire a first data group as count data of each of the first energy bins. The processing circuitry is configured to determine a plurality of second energy bins obtained by grouping the first energy bins in accordance with a decomposition target material that is a material to be decomposed in a imaging region, allocate the first data group to any of the second energy bins so as to generate a second data group, and use the second data group to generate an image representing a distribution of the decomposition target material.
    Type: Application
    Filed: October 1, 2019
    Publication date: January 30, 2020
    Applicant: Canon Medical Systems Corporation
    Inventors: Kenta Moriyasu, Taichiro Shiodera, Shuhei Nitta, Tomoyuki Takeguchi, Hidenori Takeshima, Toshiyuki Ono, Takashi Ida, Hiroaki Nakai
  • Publication number: 20190378270
    Abstract: According to one embodiment, a medical image diagnostic apparatus includes processing circuitry. The processing circuitry inputs a noise correlation map and a medical image or an intermediate image to a learned model that is functioned to generate a denoise image, in which noise of the medical image or noise of the intermediate image is reduced, based on the medical image generated based on data collected with respect to a subject or the intermediate image at a front stage for generating the medical image and the noise correlation map correlated with the noise included in the medical image or the intermediate image, and generates the denoise image, in which the noise of the medical image or the noise of the intermediate image is reduced.
    Type: Application
    Filed: June 4, 2019
    Publication date: December 12, 2019
    Applicant: Canon Medical Systems Corporation
    Inventors: Takashi IDA, Kenzo ISOGAWA
  • Publication number: 20190378248
    Abstract: According to one embodiment, a distance measuring apparatus includes a processing circuit and a memory. The processing circuit generates a distance image by measuring distances to an obstacle by using the time until the emitted light is reflected from the obstacle and returned as reflected light. The processing circuit generates an intensity image by measuring the intensity of the reflected light or the intensity of the environmental light. The memory stores a learned model for generating a denoise image, in which noise of the distance image is reduced, based on the distance image and the intensity image.
    Type: Application
    Filed: February 26, 2019
    Publication date: December 12, 2019
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takashi IDA, Kenzo ISOGAWA, Atsushi MATSUMURA
  • Patent number: 10451568
    Abstract: A photon counting X-ray CT apparatus according to an embodiment includes: data acquiring circuitry, and processing circuitry. The data acquiring circuitry is configured to allocate energy measured by signals output from a photon counting detector in response to incidence of X-ray photons to any of a plurality of first energy bins so as to acquire a first data group as count data of each of the first energy bins. The processing circuitry is configured to determine a plurality of second energy bins obtained by grouping the first energy bins in accordance with a decomposition target material that is a material to be decomposed in a imaging region, allocate the first data group to any of the second energy bins so as to generate a second data group, and use the second data group to generate an image representing a distribution of the decomposition target material.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: October 22, 2019
    Assignee: Canon Medical Systems Corporation
    Inventors: Kenta Moriyasu, Taichiro Shiodera, Shuhei Nitta, Tomoyuki Takeguchi, Hidenori Takeshima, Toshiyuki Ono, Takashi Ida, Hiroaki Nakai
  • Patent number: 10102651
    Abstract: According to an embodiment, a device includes first and second generators, a detector, and a corrector. The first generator is configured to generate a first image based on data corresponding to photons with a first energy from among data that is obtained based on an energy of radiation that has passed through a subject. The second generator is configured to generate a second image based on data corresponding to photons with a second energy. The detector is configured to detect, in the second image, a second block having a similar pattern of pixel values to a first block included in the second image. The corrector is configured to correct pixel values of a third block in the first image corresponding to the first block based on new pixel values of the third block that are calculated by using pixel values included in a fourth block in the first image.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: October 16, 2018
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Takashi Ida, Toshiyuki Ono, Shuhei Nitta, Taichiro Shiodera, Hidenori Takeshima, Tomoyuki Takeguchi, Hiroaki Nakai