Patents by Inventor Kunio Mizukami

Kunio Mizukami 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 producing sulfur plates
    Patent number: 4800184
    Abstract: A method for producing sulfur plates comprises producing an aqueous mixture by mixing and agitating sulfur powder, inorganic powder, fibers and water, filtering the aqueous mixture to form plates, molding the plates while dewatering, curing and drying the plates, and heating the plates at a temperature higher than the melting point of the sulfur. The sulfur plates attain a desired strength in a short time and are free from any cracks and have an excellent acid resistance.
    Type: Grant
    Filed: August 4, 1987
    Date of Patent: January 24, 1989
    Assignees: Kabushiki-Kaisha Yamau, Onoda Cement Company Limited
    Inventors: Masaki Kawasaki, Kunio Mizukami