Patents by Inventor John Zylstra

John Zylstra 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).

  • Auxiliary fuel tank control systems and methods of use
    Patent number: 10647196
    Abstract: The present invention provides improved auxiliary fuel tank control systems and methods that avoid the need for locating, identifying, and tapping into a wire leading from the sending unit of the vehicle's primary fuel tank by connecting directly to a diagnostic port of the vehicle which is in communication with the output from the sending unit. Based on information received from the sending unit, embodiments of the invention may automatically cause fuel to be pumped from an auxiliary tank to the primary tank when the amount of fuel in the primary tank drops below a threshold.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: May 12, 2020
    Assignee: Z4 Manufacturing, Inc.
    Inventors: John Zylstra, Chad Pennebaker
  • Auxiliary Fuel Tank Control Systems and Methods of Use
    Publication number: 20190047414
    Abstract: The present invention provides improved auxiliary fuel tank control systems and methods that avoid the need for locating, identifying, and tapping into a wire leading from the sending unit of the vehicle's primary fuel tank by connecting directly to a diagnostic port of the vehicle which is in communication with the output from the sending unit. Based on information received from the sending unit, embodiments of the invention may automatically cause fuel to be pumped from an auxiliary tank to the primary tank when the amount of fuel in the primary tank drops below a threshold.
    Type: Application
    Filed: July 30, 2018
    Publication date: February 14, 2019
    Applicant: Z4 Manufacturing, Inc.
    Inventors: John Zylstra, Chad Pennebaker