Patents by Inventor Charles B. Hartfelder

Charles B. Hartfelder 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).

  • Multi-zone food holding bin
    Patent number: 9976750
    Abstract: A multi-zone food holding bin has a continuous food supporting surface with multiple food holding zones. Each food holding zone is independently controllable so that different food temperatures may be maintained in adjacent food holding zones.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: May 22, 2018
    Assignee: PRINCE CASTLE LLC
    Inventors: Kyle Thomas Kestner, Christopher B. Lyons, Jr., Charles B. Hartfelder, Zachary N. McCoy
  • Multi-zone food holding bin
    Patent number: 9980322
    Abstract: A multi-zone food holding bin has a continuous food supporting surface with multiple food holding zones. Each food holding zone is independently controllable so that different food temperatures may be maintained in adjacent food holding zones.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: May 22, 2018
    Assignee: PRINCE CASTLE LLC
    Inventors: Kyle Thomas Kestner, Christopher B. Lyons, Jr., Charles B. Hartfelder, Zachary N. McCoy
  • Conveyor belt link with coupling mechanism
    Patent number: 9908708
    Abstract: The present invention is directed to a conveyor belt link and a sprocket driven conveyor belt comprising the same. In particular, it relates to a conveyor belt link with coupling mechanism that provides a conveyor belt surface that can reduce product marking, minimizes costs, and simplifies manufacturing and assembly of a conveyor belt comprising the same.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: March 6, 2018
    Assignee: PRINCE CASTLE LLC
    Inventors: Matthew Adomaitis, Frank Anthony Agnello, Richard Bauer, Eloy Cerda, Mark Edward Fastabend, Sean Patrick Forrest, Charles B. Hartfelder, Karl Ronald Heinze, Scott R. Hammac, Kyle Thomas Kestner, Christine S. Laub, Eugene Stanley Maslana, Calvin States Nelson, Laurence A. Schoell, Zoran Ulicevic, Aleksandr Yazvin, Loren J. Veltrop, Brian J. Truesdale, Dennis Malkowski
  • Conveyor belt slat
    Patent number: 9889992
    Abstract: A conveyor belt includes a plurality of spaced rods and a plurality of slats. Each of the plurality of slats includes a base portion for carrying an item. The base portion has a perpendicular leading edge of the base portion relative to a direction of conveyance travel of the conveyor belt and a perpendicular trailing edge of the base portion relative to the direction of conveyance travel of the conveyor belt. At least one of the leading edge and the trailing edge is coupled to one of the plurality of rods.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: February 13, 2018
    Assignee: PRINCE CASTLE LLC
    Inventors: Matthew Adomaitis, Frank Anthony Agnello, Richard Bauer, Eloy Cerda, Mark Edward Fastabend, Sean Patrick Forrest, Charles B. Hartfelder, Karl Ronald Heinze, Scott R. Hammac, Kyle Thomas Kestner, Christine S. Laub, Eugene Stanley Maslana, Calvin States Nelson, Laurence A. Schoell, Zoran Ulicevic, Aleksandr Yazvin, Loren J. Veltrop, Brian J. Truesdale, Dennis Malkowski
  • CONVEYOR BELT SLAT WITH SIDE CARRIER CONNECTION
    Publication number: 20180002110
    Abstract: A conveyor belt includes a conveyor belt slat that is coupled to a side carrier by a locking connection between the slat and the carrier at least along the side edges of the conveyor belt slat.
    Type: Application
    Filed: June 28, 2017
    Publication date: January 4, 2018
    Applicant: PRINCE CASTLE LLC
    Inventors: Matthew Adomaitis, Frank Anthony Agnello, Richard Bauer, Eloy Cerda, Mark Edward Fastabend, Sean Patrick Forrest, Charles B. Hartfelder, Karl R. Heinze, Scott R. Hammac, Kyle Thomas Kestner, Christine Suen Laub, Eugene Stanley Maslana, Calvin States Nelson, Laurence A. Schoell, Zoran Ulicevic, Aleksandr Yazvin, Loren J. Veltrop, Brian J. Truesdale, Dennis Malkowski
  • CONTINUOUS CONVEYOR BELT FOR FOOD HEATING DEVICE
    Publication number: 20180000284
    Abstract: A food heating device includes a conveyor belt having a loop provided by a unitary, continuous sheet of metal or other suitable material.
    Type: Application
    Filed: June 28, 2017
    Publication date: January 4, 2018
    Applicant: PRINCE CASTLE LLC
    Inventors: Matthew Adomaitis, Frank Anthony Agnello, Richard Bauer, Eloy Cerda, Mark Edward Fastabend, Sean Patrick Forrest, Charles B. Hartfelder, Karl R. Heinze, Scott R. Hammac, Kyle Thomas Kestner, Christine Suen Laub, Eugene Stanley Maslana, Calvin States Nelson, Laurence A. Schoell, Zoran Ulicevic, Aleksandr Yazvin, Loren Veltrop, Brian J. Truesdale, Dennis Malkowski
  • Conveyor Toaster with Self-Aligning Belts
    Publication number: 20120121782
    Abstract: A hybrid food heating device (100) includes a first conveyor toaster, which toasts one side of a food product, and a second conveyor toaster device, which toasts two sides of a food product. The second conveyor toaster device uses a rib attached to the inside surface of a continuously rotating belt to keep the belt from running sideways on the runners.
    Type: Application
    Filed: November 17, 2010
    Publication date: May 17, 2012
    Applicant: PRINCE CASTLE LLC
    Inventors: Loren Veltrop, Charles B. Hartfelder, Brian W. Mathews
  • Food holding bin
    Patent number: D809326
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: February 6, 2018
    Assignee: PRINCE CASTLE LLC
    Inventors: Kyle Thomas Kestner, Christopher B. Lyons, Jr., Charles B. Hartfelder, Zachary N. McCoy