Patents by Inventor Akihiko Morisaka

Akihiko Morisaka 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, method and program
    Patent number: 8659593
    Abstract: The image processing apparatus of the present invention comprises signed distance calculation unit calculating signed distance fields from each input 3D shape data, signed distance integration unit integrating all the signed distances calculated by signed distance calculation unit for each shape data, classification unit classifying each voxel to be outside of the observed object, near the surface of the object or the other, estimation unit estimating whether voxel is inside or outside of the object, and determination unit determining voxel to be inside, outside or near-surface of the object based on the calculation results of the previous units.
    Type: Grant
    Filed: July 24, 2008
    Date of Patent: February 25, 2014
    Assignees: Techno Dream 21 Co., Ltd., National University Corporation Saitama University
    Inventors: Ryo Furukawa, Hiroshi Kawasaki, Akihiko Morisaka, Tomoya Itano
  • IMAGE PROCESSING APPARATUS, METHOD AND PROGRAM
    Publication number: 20100231583
    Abstract: The image processing apparatus of the present invention comprises signed distance calculation unit calculating signed distance fields from each input 3D shape data, signed distance integration unit integrating all the signed distances calculated by signed distance calculation unit for each shape data, classification unit classifying each voxel to be outside of the observed object, near the surface of the object or the other, estimation unit estimating whether voxel is inside or outside of the object, and determination unit determining voxel to be inside, outside or near-surface of the object based on the calculation results of the previous units.
    Type: Application
    Filed: July 24, 2008
    Publication date: September 16, 2010
    Applicants: TECHNO DREAM 21 CO., LTD., NATIONAL UNIVERSITY CORPORATION SAITAMA UNIVERSITY
    Inventors: Ryo Furukawa, Hiroshi Kawasaki, Akihiko Morisaka, Tomoya Itano