Patents by Inventor Stephen L. Pinkous

Stephen L. Pinkous 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).

  • Portable C-clamp with non-rotatable clamping pad means
    Patent number: 5893553
    Abstract: A C-clamp device has a blocking bar detachably secured to the upper pad to prevent rotation of the pad and has a swivel pad on the lower anvil means for engagement with the clamped article.
    Type: Grant
    Filed: October 17, 1997
    Date of Patent: April 13, 1999
    Inventor: Stephen L. Pinkous