Patents by Inventor Thanh Du

Thanh Du 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).

  • Patent number: 11802683
    Abstract: A device for removing a light fixture, the device comprising: a handle portion and a lever portion; the lever portion being pivotable relative to the handle portion between a first position and a second position; the handle portion having at least one abutment means; the handle portion and the lever portion defining a device body; a first arm extending from the device body, the arm having an engagement means; and wherein the first position is an engaging position in which the engagement means is engaged with a light fixture and the second position is an open position for mounting the device to the light fixture.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: October 31, 2023
    Assignee: SGK LIFTERS PTY LTD
    Inventors: Gerard Liam Prout, Hayssem Kadour, Kim Thanh Du
  • Publication number: 20210010665
    Abstract: A device for removing a light fixture, the device comprising; a handle portion and a lever portion; the lever portion being pivotable relative to the handle portion between a first position and a second position; the handle portion having at least one abutment means; the handle portion and the lever portion defining a device body; a first arm extending from the device body, the arm having an engagement means; and wherein the first position is an engaging position in which the engagement means is engaged with a light fixture and the second position is an open position for mounting the device to said light fixture.
    Type: Application
    Filed: November 30, 2018
    Publication date: January 14, 2021
    Inventors: Gerard Liam Prout, Hayssem Kadour, Kim Thanh Du
  • Patent number: 10852321
    Abstract: A test head for a semiconductor device handler includes a plunger; and a funnel insert attached to the plunger via a funnel insert spring, the funnel insert having a channel extending axially therethrough, and the funnel insert including a plurality of sloped inner walls that are sloped outwardly in a distal direction of the funnel insert and configured to contact upper edges of a semiconductor device to center the semiconductor device in the funnel insert. The plunger includes a projecting portion that extends through the channel of the funnel insert. When the spring is in an uncompressed state, a distal end of the funnel insert extends past a distal end of the projecting portion of the plunger.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: December 1, 2020
    Assignee: DELTA DESIGN, INC.
    Inventors: David Rowe, Tyler Bettendorf, Julius Mulle, James Duffy, Thanh Du, Jay Gem Mandafe
  • Publication number: 20180052188
    Abstract: A test head for a semiconductor device handler includes a plunger; and a funnel insert attached to the plunger via a funnel insert spring, the funnel insert having a channel extending axially therethrough, and the funnel insert including a plurality of sloped inner walls that are sloped outwardly in a distal direction of the funnel insert and configured to contact upper edges of a semiconductor device to center the semiconductor device in the funnel insert. The plunger includes a projecting portion that extends through the channel of the funnel insert. When the spring is in an uncompressed state, a distal end of the funnel insert extends past a distal end of the projecting portion of the plunger.
    Type: Application
    Filed: August 18, 2017
    Publication date: February 22, 2018
    Applicant: Delta Design, Inc.
    Inventors: David Rowe, Tyler Bettendorf, Julius Mulle, James Duffy, Thanh Du, Jay Gem Mandafe
  • Patent number: D674065
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: January 8, 2013
    Inventor: Thuy Thanh Du
  • Patent number: D685067
    Type: Grant
    Filed: November 23, 2012
    Date of Patent: June 25, 2013
    Inventor: Thuy Thanh Du
  • Patent number: D697594
    Type: Grant
    Filed: April 16, 2013
    Date of Patent: January 14, 2014
    Inventor: Thuy Thanh Du
  • Patent number: D712011
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: August 26, 2014
    Inventor: Thuy Thanh Du