Patents by Inventor John F. Hetzel

John F. Hetzel 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: 10655375
    Abstract: A hinge arrangement for a safe or similar secure storage unit. A unit includes a compartment with an opening in which a door can be mounted. Hinge cups are arranged along one edge of the door frame. Hinge lug pieces extend from an edge of the door and are received within the hinge cups. Hinge pins are introduced into the cups and lugs, creating a pivot joint for each hinge. The hinge pin passages are concealed from the exterior and are only accessible from the interior of the storage compartment. When closed, the hinge lug pieces are preferably substantially flush with the exterior surfaces of the door frame.
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: May 19, 2020
    Assignee: Alpha Guardian
    Inventors: Rich Glogovsky, Ryan Lundberg, John F. Hetzel
  • Publication number: 20190218839
    Abstract: A hinge arrangement for a safe or similar secure storage unit. A unit includes a compartment with an opening in which a door can be mounted. Hinge cups are arranged along one edge of the door frame. Hinge lug pieces extend from an edge of the door and are received within the hinge cups. Hinge pins are introduced into the cups and lugs, creating a pivot joint for each hinge. The hinge pin passages are concealed from the exterior and are only accessible from the interior of the storage compartment. When closed, the hinge lug pieces are preferably substantially flush with the exterior surfaces of the door frame.
    Type: Application
    Filed: April 30, 2018
    Publication date: July 18, 2019
    Applicant: Alpha Guardian
    Inventors: Rich Glogovsky, Ryan Lundberg, John F. Hetzel
  • Publication number: 20140038793
    Abstract: The present invention sets out a bow shaped portable exercise device having a plurality of interchangeable flexible resistance elements. The device can be utilized to engage several different muscle groups and tissue types, during varying slow stretching and fast force application movements.
    Type: Application
    Filed: August 1, 2013
    Publication date: February 6, 2014
    Inventor: John F. Hetzel
  • Patent number: D495531
    Type: Grant
    Filed: August 12, 2003
    Date of Patent: September 7, 2004
    Assignee: Indian Industries, Inc.
    Inventors: James R. Allshouse, John F. Hetzel
  • Patent number: D862196
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: October 8, 2019
    Assignee: Alpha Guardian
    Inventors: Rich Glogovsky, Ryan Lundberg, John F. Hetzel