Patents by Inventor Krzysztof Marek Piotrowski

Krzysztof Marek Piotrowski 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).

  • Image processing apparatus, image processing method, and optical coherence tomography apparatus
    Patent number: 9820646
    Abstract: An image processing apparatus converts an intensity distribution of at least one of a plurality of regions of a tomographic image of an eye by using an amount of conversion which is greater than an amount of conversion used to convert an intensity distribution of another one of the plurality of regions, the tomographic image being obtained by performing tomographic imaging on the eye by using optical interference.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: November 21, 2017
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroki Uchida, Yukio Sakagawa, Krzysztof Marek Piotrowski
  • Image processing apparatus and image processing method
    Patent number: 9585554
    Abstract: There is provided an image processing apparatus, comprising: a tomographic image acquiring unit for acquiring a tomographic image of a retina; an instruction unit for instructing for a change in the positions of display forms indicating a plurality of regions in one of the display forms indicating a plurality of layer boundaries of a retina; and a display control unit for causing the display unit to display respective display forms indicating the plurality of layer boundaries in positions corresponding to the plurality of layer boundaries in the tomographic image in an overlapped state, and in a case of instructing for the change in the position of at least one of display forms, for causing the display unit to display the display form instructed with the display form different from other display forms.
    Type: Grant
    Filed: August 8, 2013
    Date of Patent: March 7, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Krzysztof Marek Piotrowski, Yukio Sakagawa
  • IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND OPTICAL COHERENCE TOMOGRAPHY APPARATUS
    Publication number: 20170014025
    Abstract: An image processing apparatus converts an intensity distribution of at least one of a plurality of regions of a tomographic image of an eye by using an amount of conversion which is greater than an amount of conversion used to convert an intensity distribution of another one of the plurality of regions, the tomographic image being obtained by performing tomographic imaging on the eye by using optical interference.
    Type: Application
    Filed: July 8, 2016
    Publication date: January 19, 2017
    Inventors: Hiroki Uchida, Yukio Sakagawa, Krzysztof Marek Piotrowski
  • IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD
    Publication number: 20140063447
    Abstract: There is provided an image processing apparatus, comprising: a tomographic image acquiring unit for acquiring a tomographic image of a retina; an instruction unit for instructing for a change in the positions of display forms indicating a plurality of regions in one of the display forms indicating a plurality of layer boundaries of a retina; and a display control unit for causing the display unit to display respective display forms indicating the plurality of layer boundaries in positions corresponding to the plurality of layer boundaries in the tomographic image in an overlapped state, and in a case of instructing for the change in the position of at least one of display forms, for causing the display unit to display the display form instructed with the display form different from other display forms.
    Type: Application
    Filed: August 8, 2013
    Publication date: March 6, 2014
    Inventors: Krzysztof Marek Piotrowski, Yukio Sakagawa