Patents by Inventor Markku Meriläinen

Markku Meriläinen 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).

  • Method and apparatus for sorting pieces of rock containing quartz vein from pieces of rock and computer program for a processing device
    Patent number: 9643214
    Abstract: A method, apparatus and non-transitory computer readable medium for sorting out pieces of rock containing quartz vein includes receiving an electric signal representing an image of a piece of rock to be sorted; determining the number of pixels in the image having a predetermined color value that is indicative of presence of quartz; and in case the number of the pixels having said predetermined color value exceeds a predetermined threshold value, the method comprises as step for identifying from the image linear forms between the area of the pixels having said predetermined color value and the area of pixels representing the rest of the piece of rock, and in case linear forms is, the method comprises a step for generating a control signal for controlling a deviator device to perform a sorting action.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: May 9, 2017
    Assignee: OUTOTEC (FINLAND) OY
    Inventors: Heikki Oravainen, Markku Meriläinen, Pekka Lovén