Patents by Inventor Christopher David Dunn

Christopher David Dunn 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).

  • Trackballs
    Patent number: 10775907
    Abstract: A trackball includes a ball, a housing including a recess arranged to receive at least part of the ball and means for urging the ball, without physical or direct contact, to remain in the recess, wherein the surface of the recess is fully sealed to form an impenetrable barrier such that foreign substances are prevented from entering the interior of the housing. This arrangement may make the trackball more hygienic to use and easier to clean than conventional trackballs.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: September 15, 2020
    Assignee: Cursor Controls Limited
    Inventors: Nathan James John Selby, Scott Alan Cousins, Christopher David Dunn
  • Integrated testing device
    Patent number: 10525463
    Abstract: An integrated testing device and method are disclosed. The device includes an integral reservoir for a test fluid, and an actuator, so that the test fluid can be dispensed to facilitate the test.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: January 7, 2020
    Assignee: ATOMO DIAGNOSTICS PTY LIMITED
    Inventors: John Michael Kelly, Eric Siu, Alison Ruth Norcott, Christopher David Dunn, Ian Frederick Johnson, Ernesto Monis Hueso, Richard Sokolov
  • TRACKBALLS
    Publication number: 20190138121
    Abstract: A trackball includes a ball, a housing including a recess arranged to receive at least part of the ball and means for urging the ball, without physical or direct contact, to remain in the recess, wherein the surface of the recess is fully sealed to form an impenetrable barrier such that foreign substances are prevented from entering the interior of the housing. This arrangement may make the trackball more hygienic to use and easier to clean than conventional trackballs.
    Type: Application
    Filed: June 6, 2017
    Publication date: May 9, 2019
    Inventors: Nathan James John SELBY, Scott Alan COUSINS, Christopher David DUNN
  • INTEGRATED TESTING DEVICE
    Publication number: 20170001192
    Abstract: An integrated testing device and method are disclosed. The device includes an integral reservoir for a test fluid, and an actuator, so that the test fluid can be dispensed to facilitate the test.
    Type: Application
    Filed: March 29, 2016
    Publication date: January 5, 2017
    Applicant: ATOMO DIAGNOSTICS PTY LIMITED
    Inventors: John Michael KELLY, Eric SUI, Alison Ruth NORCOTT, Christopher David DUNN, Ian Frederick JOHNSON, Ernesto Monis HUESO, Richard SOKOLOV
  • Integrated testing device
    Patent number: 9295987
    Abstract: An integrated testing device and method are disclosed. The device includes an integral reservoir for a test fluid, and an actuator, so that the test fluid can be dispensed to facilitate the test.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: March 29, 2016
    Assignee: ATOMO DIAGNOSTICS PTY LIMITED
    Inventors: John Michael Kelly, Eric Siu, Alison Ruth Norcott, Christopher David Dunn, Ian Frederick Johnson, Ernesto Monis Hueso, Richard Sokolov
  • INTEGRATED TESTING DEVICE
    Publication number: 20130323123
    Abstract: An integrated testing device and method are disclosed. The device includes an integral reservoir for a test fluid, and an actuator, so that the test fluid can be dispensed to facilitate the test.
    Type: Application
    Filed: March 15, 2013
    Publication date: December 5, 2013
    Applicant: ATOMO DIAGNOSTICS PTY LIMITED
    Inventors: John Michael KELLY, Eric SIU, Alison Ruth NORCOTT, Christopher David DUNN, Ian Frederick JOHNSON, Ernesto Monis HUESO, Richard SOKOLOV
  • DIAGNOSTIC SYSTEM
    Publication number: 20130131479
    Abstract: A composite diagnostic system comprising a support member having a membrane penetration element; a bodily fluid collection point positioned for collection of a bodily fluid released by application of the membrane penetration element to a user's body; a test material positioned in the support member such that in use the bodily fluid is brought into contact with the test material.
    Type: Application
    Filed: March 18, 2011
    Publication date: May 23, 2013
    Inventors: John Michael Kelly, Eric Siu, Alison Ruth Norcott, Christopher David Dunn, Ian Frederick Johnson, Ernesto Monis Hueso, Richard Sokolov
  • Kinetic Energy Penetrator
    Publication number: 20100251921
    Abstract: A kinetic energy penetrator is provided comprising a consolidated body of a metal nanoparticles phase comprising metal nanoparticles and a metal carbide nanoparticles phase comprising metal carbide nanoparticles. Methods for making a kinetic energy penetrator as well as material compositions comprising a consolidated body of a metal nanoparticles phase comprising metal nanoparticles and a metal carbide nanoparticles phase comprising metal carbide nanoparticles are also provided.
    Type: Application
    Filed: April 1, 2009
    Publication date: October 7, 2010
    Applicant: Kennametal Inc.
    Inventors: David Richard Siddle, Christopher David Dunn