Patents by Inventor Harshavardhan C. Mehta

Harshavardhan C. Mehta 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).

  • Patent number: 4196234
    Abstract: A method of manufacturing a bamboo rod reinforcement member for concrete comprises roughening a surface of the rod to expose the cortex, dipping the rod in a bath of molten sulfur, and drying the hot-dipped rod to form a substantially continuous coating of crystallized sulfur to prevent moisture absorption and swelling of the rod.
    Type: Grant
    Filed: December 5, 1978
    Date of Patent: April 1, 1980
    Inventors: Hsai-Yang Fang, Harshavardhan C. Mehta
  • Patent number: 4137685
    Abstract: A reinforcement member for concrete bodies includes a bamboo rod having a roughened surface consisting of the bamboo cortex, and a substantially continuous coating of crystallized sulfur adhering to the roughened surface to prevent moisture absorption and swelling of the bamboo rod. The rod may have a helical wrapping of wire to further prevent swelling. The manufacture of the member includes roughening the rod by removing the bamboo article to expose the cortex, and dipping the rod in a bath of molten sulfur coating.
    Type: Grant
    Filed: April 5, 1977
    Date of Patent: February 6, 1979
    Inventors: Hsai-Yang Fang, Harshavardhan C. Mehta