Patents by Inventor Surindar Pal Singh

Surindar Pal Singh 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).

  • Structural shell for protective headgear
    Patent number: 5950243
    Abstract: A structural shell for protective headgear includes a shell-form body composed of a plurality of cells. This structural shell can withstand loads much greater than conventional single walled structural shells, without buckling.
    Type: Grant
    Filed: June 16, 1997
    Date of Patent: September 14, 1999
    Assignees: Alberta Research Council, William Ostertag
    Inventors: William Robert Winters, Ray Fan, William Ostertag, Surindar Pal Singh