Patents by Inventor Randy David Porter

Randy David Porter 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).

  • Handle position sensing systems and methods for a material handling vehicle
    Patent number: 10544022
    Abstract: Provided are systems and methods for monitoring the position of a handle of a material handling vehicle comprising a handle, a first sensor positioned along the material handling vehicle, a second sensor positioned along the handle, and a controller configured to retrieve first positional information from the first sensor, retrieve second positional information from the second sensor, and compare the first positional information with the second positional information. The controller can adjust the operation of at least one of a lift motor and a drive motor of the material handling vehicle based on the comparison of the first positional information with the second positional information.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: January 28, 2020
    Assignee: The Raymond Corporation
    Inventors: Randy David Porter, Joshua Daniel Vanderpool
  • HANDLE POSITION SENSING SYSTEMS AND METHODS FOR A MATERIAL HANDLING VEHICLE
    Publication number: 20180105407
    Abstract: Provided are systems and methods for monitoring the position of a handle of a material handling vehicle comprising a handle, a first sensor positioned along the material handling vehicle, a second sensor positioned along the handle, and a controller configured to retrieve first positional information from the first sensor, retrieve second positional information from the second sensor, and compare the first positional information with the second positional information. The controller can adjust the operation of at least one of a lift motor and a drive motor of the material handling vehicle based on the comparison of the first positional information with the second positional information.
    Type: Application
    Filed: October 12, 2017
    Publication date: April 19, 2018
    Inventors: RANDY DAVID PORTER, JOSHUA DANIEL VANDERPOOL
  • Battery display screen or portion thereof with animated graphical user interface
    Patent number: D815142
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: April 10, 2018
    Assignee: The Raymond Corporation
    Inventor: Randy David Porter