Patents by Inventor Aisam Han

Aisam Han 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 for decreasing hardness of water
    Patent number: 8480921
    Abstract: The present invention relates to a composition for decreasing the hardness of water, which includes water soluble silica. The composition for decreasing the hardness of water of the present invention can decrease the hardness of hard water to a level capable of drinking on a simple and small scale level in an area without a large scale water-purifying facility.
    Type: Grant
    Filed: February 3, 2010
    Date of Patent: July 9, 2013
    Inventor: Aisam Han
  • COMPOSITION FOR DECREASING HARDNESS OF WATER
    Publication number: 20110297874
    Abstract: The present invention relates to a composition for decreasing the hardness of water, which includes water soluble silica. The composition for decreasing the hardness of water of the present invention can decrease the hardness of hard water to a level capable of drinking on a simple and small scale level in an area without a large scale water-purifying facility.
    Type: Application
    Filed: February 3, 2010
    Publication date: December 8, 2011
    Inventor: Aisam Han