Patents by Inventor Stephen Parker Sandford

Stephen Parker Sandford 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).

  • Navigation system for GPS denied environments
    Patent number: 10935670
    Abstract: Methods and apparatus for providing self-contained guidance, navigation, and control (GN&C) functions for a vehicle moving through an environment on or near the ground, in the air or in space without externally provided information are disclosed. More particularly, one embodiment of the present invention includes a Heading Sensor (36), an Absolute Location Sensor (38), a timer (40), a Range Doppler Processor (42), a Navigation Reference Sensor (44), an Area Range and a Velocity Sensor (46) which provide enhanced navigation information about a universal reference frame (22) and one or more targets (20).
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: March 2, 2021
    Assignee: Psionic, LLC
    Inventors: Stephen Parker Sandford, Diego Fernando Pierrottet
  • Navigation system for GPS denied environments
    Publication number: 20200341117
    Abstract: Methods and apparatus for providing self-contained guidance, navigation, and control (GN&C) functions for a vehicle moving through an environment on or near the ground, in the air or in space without externally provided information are disclosed. More particularly, one embodiment of the present invention includes a Heading Sensor (36), an Absolute Location Sensor (38), a timer (40), a Range Doppler Processor (42), a Navigation Reference Sensor (44), an Area Range and a Velocity Sensor (46) which provide enhanced navigation information about a universal reference frame (22) and one or more targets (20).
    Type: Application
    Filed: April 23, 2019
    Publication date: October 29, 2020
    Applicant: Psionic, LLC
    Inventors: Stephen Parker Sandford, Diego Fernando Pierrottet, Thomas Nello Giaccherini
  • Navigation system for GPS denied environments
    Publication number: 20190302276
    Abstract: Methods and apparatus for providing self-contained guidance, navigation, and control (GN&C) functions for a vehicle moving through an environment on or near the ground, in the air or in space without externally provided information are disclosed. More particularly, one embodiment of the present invention includes a Heading Sensor (36), an Absolute Location Sensor (38), a timer (40), a Range Doppler Processor (42), a Navigation Reference Sensor (44), an Area Range and a Velocity Sensor (46) which provide enhanced navigation information about a universal reference frame (22) and one or more targets (20).
    Type: Application
    Filed: March 28, 2018
    Publication date: October 3, 2019
    Inventors: Stephen Parker Sandford, Diego Fernando Pierrottet