Patents by Inventor Haruo Komooka

Haruo Komooka 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).

  • Drawing apparatus for displaying image data about a plurality of objects including semitransparent object and opaque object on computer display screen
    Patent number: 7834879
    Abstract: A drawing apparatus which can display image data about a plurality of objects including opaque objects and semitransparent objects, each having information about a depth direction, on a computer display screen.
    Type: Grant
    Filed: April 30, 2008
    Date of Patent: November 16, 2010
    Assignee: International Business Machines Corporation
    Inventors: Haruo Komooka, Kazuhiko Hasegawa
  • Drawing method and drawing apparatus for displaying image data about a plurality of objects including semitransparent object and opaque object on computer display screen
    Patent number: 7453458
    Abstract: A method is provided for multi-pass semitransparent processing having three passes. The method provides for displaying image data about a plurality of objects including opaque objects and semitransparent objects on a computer display screen by using an updatable Z-buffer as a storage, utilizing information about a depth direction for each object. A hardware resource capable of implementing the multi-pass method is also disclosed. The hardware resource, for example, is implemented as a drawing apparatus which can display image data about a plurality of objects including opaque objects and semitransparent objects on a computer display screen, utilizing information about a depth direction for each object.
    Type: Grant
    Filed: November 4, 1999
    Date of Patent: November 18, 2008
    Assignee: International Business Machines Corporation
    Inventors: Haruo Komooka, Kazuhiko Hasegawa
  • Drawing Apparatus for Displaying Image Data About a Plurality of Objects Including Semitransparent Object and Opaque Object on Computer Display Screen
    Publication number: 20080211811
    Abstract: A drawing apparatus which can display image data about a plurality of objects including opaque objects and semitransparent objects, each having information about a depth direction, on a computer display screen.
    Type: Application
    Filed: April 30, 2008
    Publication date: September 4, 2008
    Inventors: Haruo Komooka, Kazuhiko Hasegawa
  • Conversion of color display data to color print data
    Patent number: 5285296
    Abstract: An image processor converts white areas displayable on a video display screen to white areas outlined in black and suitable for printing on white paper. In addition, black areas that are displayed on a video screen are converted to white for printing on white paper.
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: February 8, 1994
    Assignee: International Business Machines Corp.
    Inventors: Haruo Komooka, Toshifumi Matsuyama, Masao Mizuno