Patents by Inventor Philip J. Pincha

Philip J. Pincha 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).

  • Hand cabbing apparatus
    Patent number: 4377057
    Abstract: Apparatus, including a kit and elements thereof, for manually producing cabochons from various types of rocks and gemstones such as onyx, agate, opal, jade, etc. The kit contains all necessary equipment for hobbyists and craftsman to shape and polish gemstones from preform pieces of rock or stone. Also disclosed are various novel embodiments of base frames and attachment means for fixedly securing abrasive and polishing media to the base frame.
    Type: Grant
    Filed: May 12, 1980
    Date of Patent: March 22, 1983
    Assignee: Lortone, Inc.
    Inventor: Philip J. Pincha