Patents by Inventor Brian D. Hale

Brian D. Hale 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).

  • Slide hammer tool
    Patent number: 5109739
    Abstract: A slide hammer tool adapted to be used with attachments to engage various standard wrenches such as braking bars, open end wrenches, box wrenches, etc., and cooperates with a socket set to loosen or tighten "frozen" bolts and nuts.
    Type: Grant
    Filed: March 22, 1991
    Date of Patent: May 5, 1992
    Inventors: Harold L. Hull, Brian D. Hale