Patents by Inventor Henry A. Sochalski

Henry A. Sochalski 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).

  • Asbestos free friction compositions
    Patent number: 4137214
    Abstract: Friction compositions containing major proportions of non-fibrous inorganic compounds in place of asbestos are disclosed. The compositions are particularly useful in the preparation of automotive disc brake pads.
    Type: Grant
    Filed: November 9, 1977
    Date of Patent: January 30, 1979
    Assignee: Thiokol Corporation
    Inventor: Henry A. Sochalski