Patents by Inventor John Andrew Harrison

John Andrew Harrison 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).

  • In-situ optical density sensor
    Patent number: 9612196
    Abstract: The present invention relates to optical measurement devices and systems, and methods of using these systems and devices, and more particularly but not exclusively it relates to a system and apparatus adapted to measure optical properties in-situ.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: April 4, 2017
    Assignee: MASSEY UNIVERSITY
    Inventors: Mack Saraswat, John Andrew Harrison, Ralph Stefan Grand, Frazer Kingsley Noble, Lutz Robert Gehlen, Matthew Alan Woods, Sam Bartho
  • IN-SITU OPTICAL DENSITY SENSOR
    Publication number: 20160231242
    Abstract: The present invention relates to optical measurement devices and systems, and methods of using these systems and devices, and more particularly but not exclusively it relates to a system and apparatus adapted to measure optical properties in-situ.
    Type: Application
    Filed: October 3, 2014
    Publication date: August 11, 2016
    Inventors: Mack Saraswat, John Andrew Harrison, Ralph Stefan Grand, Frazer Kingsley Noble, Lutz Robert Gehlen, Matthew Alan Woods, Sam Bartho