Patents by Inventor Lucy L. Fan

Lucy L. Fan 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).

  • Patent number: 4608264
    Abstract: A method for treating sliced or sheeted starchy foods before frying, in which the slices are washed in oil containing emulsifiers such as lecithin before introduction into the fryer.
    Type: Grant
    Filed: September 24, 1984
    Date of Patent: August 26, 1986
    Assignee: Frito-Lay, Inc.
    Inventors: Lucy L. Fan, Javier A. Arce
  • Patent number: 4503127
    Abstract: A method for the treatment of starchy vegetables, such as potatoes, before frying, wherein unwashed vegetables are heated in edible oil at a temperature below the gelatinization temperature of the vegetable starch before being transferred to the fryer. The method eliminates losses of solids during water washing and carry over of surface water to the fryer. The use of this invention facilitates the production of potato chips, french fries, and other fried vegetables with a higher percentage of recovered solids and a lower percentage of included lipids, while requiring lower energy consumption.
    Type: Grant
    Filed: December 5, 1983
    Date of Patent: March 5, 1985
    Assignee: Frito-Lay, Inc.
    Inventors: Lucy L. Fan, Javier A. Arce
  • Patent number: 4283437
    Abstract: A method for counteracting the development of light-induced, undesirable organoleptic characteristics in oil-absorbing foods, especially farinaceous snack foods, fried in cottonseed oil which comprises frying the food in cottonseed oil from which the cyclopropenoid fatty acids have been extensively removed. Light-stable, farinaceous snacks and other food products containing cottonseed oil from which cyclopropenoid fatty acids have been removed are also provided.
    Type: Grant
    Filed: August 2, 1979
    Date of Patent: August 11, 1981
    Assignee: Frito-Lay, Inc.
    Inventors: Lucy L. Fan, Alan Wohlman, Bobby J. Longan