Patents by Inventor Min-Ho Chang

Min-Ho Chang 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).

  • Apparatus and method for measuring the shape of a three dimensional object using projected multi-stripe patterns
    Patent number: 6914685
    Abstract: A three-dimensional measurement apparatus using multiple striped patterns and a method thereof is disclosed to take a three-dimensional measurement by projecting and transporting the multiple striped patterns having a plurality of stripes, not a single striped pattern that is projected once to the entire area of an object, according to a striped pattern shape, thereby making a faster and more precise three-dimensional measurement, cutting down the entire size, weight and manufacturing cost of the relevant three-dimensional measurement apparatus and, at the same time, reducing measurement time.
    Type: Grant
    Filed: September 11, 2003
    Date of Patent: July 5, 2005
    Assignee: Solutionix Co., Ltd.
    Inventor: Min-Ho Chang
  • Apparatus and method for measuring the shape of a three dimensional object using projected multi-stripe patterns
    Publication number: 20040126006
    Abstract: A three-dimensional measurement apparatus using multiple striped patterns and a method thereof is disclosed to take a three-dimensional measurement by projecting and transporting the multiple striped patterns having a plurality of stripes, not a single striped pattern that is projected once to the entire area of an object, according to a striped pattern shape, thereby making a faster and more precise three-dimensional measurement, cutting down the entire size, weight and manufacturing cost of the relevant three-dimensional measurement apparatus and, at the same time, reducing measurement time.
    Type: Application
    Filed: September 11, 2003
    Publication date: July 1, 2004
    Inventor: Min-Ho Chang
  • Dental scanner
    Patent number: D735341
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: July 28, 2015
    Assignee: Medit Corporation
    Inventor: Min-Ho Chang