Patents by Inventor Bernard C. Callahan, Jr.

Bernard C. Callahan, Jr. 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).

  • Automatic sorting, stacking and packaging apparatus and method
    Patent number: 5165218
    Abstract: An apparatus and method are disclosed for continuously accumulating, screening, stacking and packaging disks such as hamburger patties automatically and without the use of personnel in contact with the patties. This includes weighing the patties by optical comparison means so that the finished package is within the tolerances permitted for weight of goods.
    Type: Grant
    Filed: June 20, 1991
    Date of Patent: November 24, 1992
    Inventor: Bernard C. Callahan, Jr.