Patents by Inventor Raymond S. Lieber

Raymond S. Lieber 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).

  • Noise reduction device for impact tools
    Patent number: 4113049
    Abstract: A noise reduction device for use with an impact tool which comprises a deformable block having a flat face and an opening therein for accepting the set of the tool, and a cylindrical housing extending from the block and sealed about the tool, with an open conduit extending from said housing.
    Type: Grant
    Filed: April 14, 1976
    Date of Patent: September 12, 1978
    Inventor: Raymond S. Lieber