Patents by Inventor David L. Luther

David L. Luther 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: 10098363
    Abstract: An apparatus for preparing a melon juice concentrate, such as watermelon juice concentrate, includes a finisher with brushes for separating melon flesh from melon rind including leaving at least 1/16 inch flesh on the rind and screens for separating juice from flesh. The apparatus also includes a steamer to reduce bacteria count on whole melon, a chopper for chopping melons into pieces less than about 16 inches square, an extractor for extracting juice from the flesh, and an evaporator for concentrating melon juice to form melon juice concentrate. The steamer includes a cylinder frame, steam jets directing steam through apertures in the cylinder frame at whole melon therein, and a motivator to move the whole melon along the cylinder frame. The apparatus can also process cantaloupe, honeydew melon, and other melon.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: October 16, 2018
    Assignee: Milne Fruit Products, Inc.
    Inventors: Bruce D. DeJong, Eric A. Johnson, David L. Luther, Gordon R. Taylor
  • Patent number: 9259020
    Abstract: A process for making a fruit or vegetable extract including diffusing, screening, and pressing the pomace, and spinning, filtering and concentrating juice from the pomace to form an extract. Also, the pomace may be hydrated at various points during this process by water or by reclaimed condenser condensate. Also included is an extract made using the present inventive methods.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: February 16, 2016
    Inventors: David L Luther, Bruce DeJong, Eric Johnson
  • Patent number: 9016195
    Abstract: An apparatus for preparing a melon juice concentrate, such as watermelon juice concentrate, includes a finisher with brushes for separating melon flesh from melon rind including leaving at least 1/16 inch flesh on the rind and screens for separating juice from flesh. The apparatus also includes a steamer to reduce bacteria count on whole melon, a chopper for chopping melons into pieces less than about 16 inches square, an extractor for extracting juice from the flesh, and an evaporator for concentrating melon juice to form melon juice concentrate. The steamer includes a cylinder frame, steam jets directing steam through apertures in the cylinder frame at whole melon therein, and a motivator to move the whole melon along the cylinder frame. The apparatus can also process cantaloupe, honeydew melon, and other melon.
    Type: Grant
    Filed: August 31, 2006
    Date of Patent: April 28, 2015
    Assignee: Milne Fruit Products, Inc.
    Inventors: Bruce D. DeJong, Eric A. Johnson, David L. Luther, Gordon R. Taylor
  • Patent number: 9017755
    Abstract: A process for making a fruit or vegetable extract including diffusing, screening, and pressing the pomace, and spinning, filtering and concentrating juice from the pomace to form an extract. Also, the pomace may be hydrated at various points during this process by water or by reclaimed condenser condensate. Also included is an extract made using the present inventive methods.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: April 28, 2015
    Assignee: Milne Fruit Products, Inc.
    Inventors: David L Luther, Bruce DeJong, Eric Johnson
  • Patent number: 8752480
    Abstract: An apparatus for preparing a melon juice concentrate, such as watermelon juice concentrate, includes a finisher with brushes for separating melon flesh from melon rind including leaving at least 1/16 inch flesh on the rind and screens for separating juice from flesh. The apparatus also includes a steamer to reduce bacteria count on whole melon, a chopper for chopping melons into pieces less than about 16 inches square, an extractor for extracting juice from the flesh, and an evaporator for concentrating melon juice to form melon juice concentrate. The steamer includes a cylinder frame, steam jets directing steam through apertures in the cylinder frame at whole melon therein, and a motivator to move the whole melon along the cylinder frame. The apparatus can also process cantaloupe, honeydew melon, and other melon.
    Type: Grant
    Filed: August 31, 2006
    Date of Patent: June 17, 2014
    Assignee: Milne Fruit Products, Inc.
    Inventors: Bruce D. DeJong, Eric A. Johnson, David L. Luther, Gordon R. Taylor
  • Patent number: 8084075
    Abstract: The process of producing a melon extract by the following steps: providing at least one whole melon comprising flesh; steaming the outside surface of the whole melon to thereby soften the outside surface of the melon and remove microbials from the outside surface of the melon; reducing the size of the whole melon to form melon pieces; and introducing the melon pieces into the first finisher and utilizing the finisher to remove the melon flesh from the melon pieces such that at least from about 1/16 inch of flesh remains on the melon pieces and form melon extract from the flesh that is removed from the melon pieces.
    Type: Grant
    Filed: August 31, 2006
    Date of Patent: December 27, 2011
    Assignee: Milne Fruit Products, Inc.
    Inventors: Bruce D. DeJong, Eric A. Johnson, David L. Luther, Gordon R. Taylor
  • Patent number: 7807209
    Abstract: A composition comprising a watermelon juice includes the following colorimeter values, an L value of about 19 or greater, an A value of about 32 or greater, a B value of about 24 or greater. Watermelon juice extract is typically free of any added, artificial colorants or sweeteners. The present invention also generally includes a food composition that utilizes a clarified watermelon juice or a cloudy watermelon juice, where the cloudy watermelon juice has the following colorimeter values, an L value of about 19 or greater, an A value of about 32 or greater, a B value of about 24 or greater, and the clarified watermelon juice is derived from the cloudy watermelon juice. The food compositions incorporating the watermelon juice are usually a beverage, a sorbet, a yogurt, a sauce, a salad dressing, a fruit salad, a dessert, a bakery filling, a candy, or a bar mix.
    Type: Grant
    Filed: August 31, 2006
    Date of Patent: October 5, 2010
    Assignee: Milne Fruit Products, Inc.
    Inventors: Bruce D. DeJong, Eric A. Johnson, David L. Luther, Gordon R. Taylor