Patents by Inventor Robert I. Wald

Robert I. Wald 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).

  • Method of extracting liquid from citrus fruits
    Patent number: 5075122
    Abstract: A juice extractor comprises a split containment that houses a distendable elastomer for embracing the outer surface of a fruit. An extracting mechanism, including a perforated sleeve, is inserted through the skin of the fruit and an inner inflatable bladder is expanded within the body of the fruit to express liquid therefrom.
    Type: Grant
    Filed: October 12, 1990
    Date of Patent: December 24, 1991
    Inventors: Daniel R. Barron, Robert I. Wald