Patents by Inventor Kevin Lloyd Freestone

Kevin Lloyd Freestone 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: 5823230
    Abstract: A novel tube plug which may be used to plug selected tubes in a heat exchanger has a cap portion for substantially closing a heat exchanger tube and a tube engaging portion depending from the cap portion, for insertion into the tube to retain the tube plug. By applying solder to the tube plug, the tube is sealed off, without providing a large solder mass which could cause damage due to thermal stresses.
    Type: Grant
    Filed: July 11, 1995
    Date of Patent: October 20, 1998
    Assignee: Valeo Engine Cooling Inc.
    Inventors: Kevin Lloyd Freestone, Edward Olen Smouse, Mabel Winifred Smith, Herbert Allen Weaver, Stephen Alan Parks, Alvan Harold Johnson, Brian Raymond Nelson, Ronald Lee Brake, Sr., Jeremy Grant Suber