Patents by Inventor Koji Kashima

Koji Kashima 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: 20200183145
    Abstract: [Object] To optimally adjust the specular refection component without lowered luminance [Solution] An endoscope device according to the present disclosure includes: a reflection-presence image acquisition unit that acquires a reflection-presence image containing a specular reflection component from a subject; a reflection-absence image acquisition unit that acquires a reflection-absence image not containing the specular reflection component from the subject; and a synthesis processing unit that performs synthesis of the reflection-presence image and the reflection-absence image. This configuration makes it possible to optimally adjust the specular refection component without lowered luminance, and makes it possible to optimally perform observation of the subject.
    Type: Application
    Filed: May 11, 2017
    Publication date: June 11, 2020
    Inventors: KENTA YAMAGUCHI, TAKESHI MIYAI, KENTARO FUKAZAWA, KOJI KASHIMA
  • Publication number: 20200178760
    Abstract: Control of expansion of a depth of field using a birefringent mask is realized in a more preferred aspect. A medical image processing apparatus includes a control unit that performs control so as to generate a corrected image by executing image processing on an image obtained by imaging a subject image of a patient acquired via an optical system including a birefringent mask and an acquisition unit that acquires information regarding an application situation of high-pressure steam sterilization processing on the optical system, in which the control unit controls the image processing according to the application situation of the high-pressure steam sterilization processing.
    Type: Application
    Filed: July 31, 2018
    Publication date: June 11, 2020
    Applicant: Sony Corporation
    Inventors: Koji KASHIMA, Takeshi MIYAI
  • Publication number: 20200163538
    Abstract: An image acquisition system includes: a light source unit; an imaging unit; a medical tool detection unit; and an image processing unit. The light source unit applies, to an affected part in which a medical tool that emits fluorescence by irradiation of excitation light is present, normal light and the excitation light. The imaging unit images the affected part under irradiation with the excitation light and under irradiation with the normal light, and acquires a first image signal obtained by imaging the fluorescence and a second image signal obtained by imaging the normal light. The medical tool detection unit detects, on the basis of the first image signal, an area in which the medical tool is present in a first image obtained from the first image signal. The image processing unit generates a display image using a result of detecting the area in which the medical tool is present and the second image signal.
    Type: Application
    Filed: April 16, 2018
    Publication date: May 28, 2020
    Applicant: Sony Corporation
    Inventors: Kenji TAKAHASHI, Kenji IKEDA, Koji KASHIMA, Masaya TAKEMOTO, Hisakazu SHIRAKI, Takami MIZUKURA
  • Patent number: 10650924
    Abstract: Provided is an medical information processing apparatus including processing circuitry that, based on surgical situation information concerning surgical characteristics at a time of observing an interior of a living body, selects at least one of a plurality of biological images each having a different wavelength range or at least one of secondary images generated from the plurality of biological images each having a different wavelength range, as a recommended image.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: May 12, 2020
    Assignee: SONY CORPORATION
    Inventors: Koji Kashima, Takeshi Uemori, Masahito Yamane, Tsuneo Hayashi
  • Publication number: 20200126220
    Abstract: To improve resolution of an image in a case of imaging with an image sensor having light receiving sensitivity in a long wavelength region. A surgical imaging system according to the present disclosure includes a first image sensor that has light receiving sensitivity in a wavelength region of visible light and images a surgical site, a second image sensor that has light receiving sensitivity in a wavelength region of visible light and near-infrared light and images the surgical site, and a signal processing device that performs a process for displaying a first image imaged by the first image sensor and a second image imaged by the second image sensor.
    Type: Application
    Filed: May 28, 2018
    Publication date: April 23, 2020
    Applicant: Sony Corporation
    Inventors: Koji KASHIMA, Tsuneo HAYASHI, Kenji TAKAHASHI, Takami MIZUKURA, Daisuke KIKUCHI
  • Patent number: 10617400
    Abstract: It is desired that a technique be provided that is capable of ensuring more reliable voice communication during surgery among surgical participants. Provided is a control device including a sound-output-control unit that controls sound output by a sound-output device on a basis of information related to surgery.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: April 14, 2020
    Assignee: SONY CORPORATION
    Inventors: Junichiro Enoki, Yasuaki Takahashi, Seiji Wada, Koji Kashima, Kenta Yamaguchi, Yukihiro Nakamura
  • Publication number: 20200098104
    Abstract: A coefficient calculator calculates a correlation coefficient representing a correlation between a normal frame, which is imaged in a state in which normal light is applied to a subject, and a special frame, which is imaged in a state in which special light is applied to the subject; and a processing unit that applies image processing to the special frame so that a part in which the correlation coefficient is high and a part in which the correlation coefficient is low are displayed differently in the special frame. Further provided are: a first determination unit that calculates, for each pixel or each area of the normal frame, a first determination value representing a probability that a predetermined site is imaged; and a second determination unit that calculates, for each pixel or each area of the special frame, a second determination value representing a probability that a predetermined site is imaged.
    Type: Application
    Filed: December 14, 2017
    Publication date: March 26, 2020
    Applicant: Sony Corporation
    Inventors: Koji KASHIMA, Takami MIZUKURA, Kazunori KAMIO, Yiwen ZHU
  • Publication number: 20200093350
    Abstract: The present technology relates to an image processing device, an image processing method, a program, and an endoscope system that can reduce a burden on a user. A parallax amount adjustment unit adjusts the parallax amount of a three-dimensional (3D) biological image of an imaged living organism, depending on whether the parallax of the 3D biological image puts a burden on a user. The present technology can be applied to an endoscope system or the like that captures an image of a living organism with an endoscope, for example.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 26, 2020
    Inventors: HISAKAZU SHIRAKI, KOJI KASHIMA, TORU MITOME
  • Publication number: 20200043160
    Abstract: The present technology relates to a medical image processing apparatus, a medical image processing method, and a program that permit superimposition of images at an appropriate mixing ratio without deletion of detailed information. An acquisition section, a superimposition ratio calculation section, and a superimposition processing section are included. The acquisition section acquires a normal frame captured with normal light irradiated on a subject and a special frame captured with special light irradiated on the subject. The superimposition ratio calculation section calculates, on the basis of an intensity value of the special frame, a superimposition ratio indicating a ratio at which the normal frame and the special frame are superimposed. The superimposition processing section performs a superimposition process of superimposing the normal frame and the special frame on the basis of the superimposition ratio. The present technology is applicable to an image processing apparatus for medical use.
    Type: Application
    Filed: October 20, 2017
    Publication date: February 6, 2020
    Applicant: Sony Corporation
    Inventors: Takami MIZUKURA, Koji KASHIMA
  • Publication number: 20200008771
    Abstract: A control system includes a radiation emission apparatus and a radiographic imaging apparatus that generates image data by receiving radiation. A first apparatus of the radiation emission apparatus and the radiographic imaging apparatus includes a first timer that performs time measurement to periodically generate first time measurement information. A second apparatus of the radiation emission apparatus and the radiographic imaging apparatus includes a second timer that performs time measurement to periodically generate second time measurement information. The first apparatus includes an interface that transmits the first time measurement information to the second timer. At least one apparatus includes a hardware processor which adjusts the operation of the first or second timer based on adjustment conditions in a state where the second timer does not acquire the first time measurement information.
    Type: Application
    Filed: June 21, 2019
    Publication date: January 9, 2020
    Inventors: Kohei ISOGAI, Hidetake TEZUKA, Nobuyuki MIYAKE, Kentaro HARA, Masahiro KUWATA, Koji KASHIMA
  • Patent number: 10512389
    Abstract: The present technology relates to an image processing device, an image processing method, a program, and an endoscope system that can reduce a burden on a user. A parallax amount adjustment unit adjusts the parallax amount of a three-dimensional (3D) biological image of an imaged living organism, depending on whether the parallax of the 3D biological image puts a burden on a user. The present technology can be applied to an endoscope system or the like that captures an image of a living organism with an endoscope, for example.
    Type: Grant
    Filed: January 4, 2016
    Date of Patent: December 24, 2019
    Assignee: SONY CORPORATION
    Inventors: Hisakazu Shiraki, Koji Kashima, Toru Mitome
  • Publication number: 20190328208
    Abstract: A medical imaging system having an image sensor, a birefringent mask coupled to the image sensor, and processing circuitry that obtains image data from the image sensor, and performs processing on the image data based on unique optical characteristics of a coupled medical device, wherein the processing includes selecting at least one of depth of field expansion and blur improvement based on the unique optical characteristics.
    Type: Application
    Filed: February 3, 2017
    Publication date: October 31, 2019
    Applicant: SONY CORPORATION
    Inventors: Koji KASHIMA, Tsuneo HAYASHI
  • Publication number: 20190335104
    Abstract: An endoscopic system including an endoscope including an optical element including a marker disposed thereon, an optical formation device that changes an angle of view, and an image capturing device receiving light from the optical element via the optical formation device and processing circuitry that identifies the angle of view from an image captured by the image capturing device based on the marker in the image.
    Type: Application
    Filed: December 5, 2017
    Publication date: October 31, 2019
    Applicant: SONY CORPORATION
    Inventors: Yuki SUGIE, Koji KASHIMA, Masaya TAKEMOTO, Kenji IKEDA
  • Publication number: 20190290237
    Abstract: A radiographic imaging system includes an irradiating apparatus, a first clock, a radiographic imaging apparatus, a second clock and a hardware processor. The irradiating apparatus generates radiation. The first clock keeps time and works with the irradiating apparatus. The radiographic imaging apparatus generates image data based on received radiation. The second clock keeps time and works with the radiographic imaging apparatus. The hardware processor (i) obtains a clock value of the first clock at a predetermined time point and a clock value of the second clock at the predetermined time point respectively as first clock information and second clock information, (ii) makes a determination as to whether a specific condition is met based on the obtained first clock information and the obtained second clock information, and (iii) in response to the specific condition being met, performs a specific output.
    Type: Application
    Filed: March 21, 2019
    Publication date: September 26, 2019
    Inventors: Masahiro KUWATA, Nobuyuki MIYAKE, Koji KASHIMA, Kohei ISOGAI, Kentaro HARA, Hidetake TEZUKA
  • Publication number: 20190290238
    Abstract: A synchronization signal transmitter is configured to be capable of storing unique identification information that can identify the synchronization signal transmitter and transmitting the identification information to a radiation irradiation apparatus and a radiation imaging apparatus. The radiation irradiation apparatus or the radiation imaging apparatus includes a hardware processor that determines whether or not the identification information that has been received by the radiation irradiation apparatus and the identification information received by the radiation imaging apparatus are in agreement with each other.
    Type: Application
    Filed: March 21, 2019
    Publication date: September 26, 2019
    Inventors: Kentaro HARA, Nobuyuki MIYAKE, Masahiro KUWATA, Kohei ISOGAI, Koji KASHIMA, Hidetake TEZUKA
  • Patent number: 10413369
    Abstract: The present disclosure relates to an image processing device, an image processing method, and a surgical system with which more accurate surgical resection can be performed in a shorter time. An identifying unit identifies the type of tissue degeneration in a mid-surgery image. In accordance with the identified type of the tissue degeneration, a drawing unit draws auxiliary information for the operator, the auxiliary information being to be superimposed on the mid-surgery image. The present disclosure can be applied to an endoscopic surgical system or the like that includes a display device, a camera control unit (CCU), a light source device, a treatment tool device, a pneumoperitoneum apparatus, a recorder, a printer, an endoscope, an energetic treatment tool, forceps, trocars, a foot switch, and a patient's bed, for example.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: September 17, 2019
    Assignee: SONY CORPORATION
    Inventors: Koji Kashima, Tsuneo Hayashi, Hisakazu Shiraki, Daisuke Tsuru, Takeshi Uemori, Kentaro Fukazawa, Yuki Sugie, Kenta Yamaguchi
  • Publication number: 20190180865
    Abstract: Provided is an medical information processing apparatus including processing circuitry that, based on surgical situation information concerning surgical characteristics at a time of observing an interior of a living body, selects at least one of a plurality of biological images each having a different wavelength range or at least one of secondary images generated from the plurality of biological images each having a different wavelength range, as a recommended image.
    Type: Application
    Filed: April 18, 2017
    Publication date: June 13, 2019
    Applicant: SONY CORPORATION
    Inventors: Koji KASHIMA, Takeshi UEMORI, Masahito YAMANE, Tsuneo HAYASHI
  • Publication number: 20190158803
    Abstract: [Object] Observation is made possible by switching between a stereoscopic vision image and a depth-of-field extended image correspondingly to a situation. [Solution] An image processing device according to the present disclosure, includes a photographing situation acquiring section that acquires information with regard to a photographing situation of an image for a left eye or an image for a right eye, and a determining section that determines correspondingly to the information with regard to the photographing situation whether to perform stereoscopic vision image processing for the image for a left eye or the image for a right eye, or whether to perform two-dimensional depth-of-field extension processing with at least one of the image for a left eye or the image for a right eye. With this, it becomes possible to observe by switching between a stereoscopic vision image and a depth-of-field extended image correspondingly to a situation.
    Type: Application
    Filed: April 21, 2017
    Publication date: May 23, 2019
    Applicant: SONY CORPORATION
    Inventors: Takami MIZUKURA, Koji KASHIMA, Kenji TAKAHASI, Hisakazu SHIRAKI, Daisuke TSURU
  • Publication number: 20190125319
    Abstract: It is desired that a technique be provided that is capable of ensuring more reliable voice communication during surgery among surgical participants. Provided is a control device including a sound-output-control unit that controls sound output by a sound-output device on a basis of information related to surgery.
    Type: Application
    Filed: January 24, 2017
    Publication date: May 2, 2019
    Applicant: SONY CORPORATION
    Inventors: Junichiro ENOKI, Yasuaki TAKAHASHI, Seiji WADA, Koji KASHIMA, Kenta YAMAGUCHI, Yukihiro NAKAMURA
  • Publication number: 20190051039
    Abstract: The present technology relates to an image processing apparatus, an image processing method, a program, and a surgical system, capable of appropriately providing medical image with shadow/shade. The image processing apparatus determines whether shadow/shade is to be added or suppressed onto a medical image and controls to generate a shadow/shade corrected image on the basis of a determination result. The present technology can be applied to, for example, a surgical system or the like of performing a surgery while viewing a medical image photographed by an endoscope.
    Type: Application
    Filed: February 10, 2017
    Publication date: February 14, 2019
    Applicant: SONY CORPORATION
    Inventors: Daisuke TSURU, Tsuneo HAYASHI, Yasuaki TAKAHASHI, Koji KASHIMA, Kenji IKEDA