Patents by Inventor Po Sum Lee

Po Sum Lee 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).

  • Publication number: 20240123597
    Abstract: Aspects of the present disclosure relate to a power trigger mechanism for a power tool, comprising a first locking device and a second locking device, wherein the first locking device and the second locking device can be actuated independently of each other. Further aspects of the present disclosure relate to a power tool comprising said power trigger, and a method of operating said power trigger. The present invention provides a power trigger with intuitive operation, improved safety and improved control and stability of the power tool.
    Type: Application
    Filed: October 5, 2023
    Publication date: April 18, 2024
    Inventors: Po Sum LEE, Le Dong CHEN
  • Patent number: 10898020
    Abstract: A two-piece adjustable over-the-door hanger assembly includes (i) a generally L-shaped stationary member having a mounting leg positionable on a top edge of a door and a depending leg, and (ii) a generally L-shaped locking member having a supporting leg and a generally planar engagement leg terminating in a hook and dimensioned to pass through one of a plurality of transverse slots in a longitudinal central opening in the mounting leg to position the engagement leg proximate to a surface of the door and to bring the supporting leg into contact with the mounting leg over the door. The engagement leg is configured and dimensioned for rotation when positioned normal to the longitudinal opening to permit a relatively wider proximal portion to pass in sliding engagement through one of the transverse slots.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: January 26, 2021
    Assignee: HLD GLOBAL LIMITED
    Inventor: Po Sum Lee
  • Publication number: 20200297140
    Abstract: A two-piece adjustable width over-the-door hanger assembly includes (i) an L-shaped stationary member having a mounting leg positionable on the top edge of a door and a depending leg, and (ii) a generally L-shaped locking member having a supporting leg and a generally planar engagement leg portion terminating in one or more hooks is dimensioned to pass at a right angle through one of a plurality of transverse slots in a longitudinal central opening in a distal portion of the mounting leg to position the engagement leg proximate to the surface of the door and to bring the supporting leg into contact with the horizontal mounting leg over the door. The engagement leg is configured and dimensioned for rotation when positioned normal to the longitudinal opening to permit a relatively wider proximal portion to pass in sliding engagement through one of the transverse slots.
    Type: Application
    Filed: March 22, 2019
    Publication date: September 24, 2020
    Inventor: Po Sum LEE
  • Patent number: D563585
    Type: Grant
    Filed: May 21, 2007
    Date of Patent: March 4, 2008
    Assignee: The Brinkmann Corporation
    Inventors: Po Sum Lee, Wai Wah Chung, Kevin Kelley
  • Patent number: D567760
    Type: Grant
    Filed: June 23, 2006
    Date of Patent: April 29, 2008
    Assignee: The Brinkmann Corporation
    Inventors: Daniel Parrish, Po Sum Lee, Wai Wah Chung
  • Patent number: D567994
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: April 29, 2008
    Assignee: The Brinkmann Corporation
    Inventors: Yu Chung Chan, Po Sum Lee, Sherrey McGraw, Brian Wood, Siu Cheong Hon
  • Patent number: D574532
    Type: Grant
    Filed: May 21, 2007
    Date of Patent: August 5, 2008
    Assignee: The Brinkmann Corporation
    Inventors: Po Sum Lee, Wai Wah Chung, Kevin Kelley
  • Patent number: D577458
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: September 23, 2008
    Assignee: The Brinkman Corporation
    Inventors: Yu Chung Chan, Po Sum Lee, Sherrey McGraw, Brian Wood, Siu Cheong Hon
  • Patent number: D586615
    Type: Grant
    Filed: June 17, 2008
    Date of Patent: February 17, 2009
    Assignee: The Brinkmann Corporation
    Inventor: Po Sum Lee
  • Patent number: D598698
    Type: Grant
    Filed: December 24, 2008
    Date of Patent: August 25, 2009
    Assignee: The Brinkmann Corporation
    Inventor: Po Sum Lee
  • Patent number: D604557
    Type: Grant
    Filed: January 29, 2009
    Date of Patent: November 24, 2009
    Assignee: The Brinkmann Corporation
    Inventor: Po Sum Lee
  • Patent number: D651455
    Type: Grant
    Filed: February 16, 2010
    Date of Patent: January 3, 2012
    Assignee: The Brinkmann Corporation
    Inventor: Po Sum Lee
  • Patent number: D656775
    Type: Grant
    Filed: May 3, 2011
    Date of Patent: April 3, 2012
    Assignee: The Brinkmann Corporation
    Inventors: Randall May, Erica Sedberry, Jack Lockhart, Nam Wai Chau, Owen Slater, Po Sum Lee
  • Patent number: D659871
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: May 15, 2012
    Assignee: J. Baxter Brinkmann International Corporation
    Inventors: Po Sum Lee, Jack Lockhart, Brandon Kyle Gleaton
  • Patent number: D662347
    Type: Grant
    Filed: May 3, 2011
    Date of Patent: June 26, 2012
    Assignee: The Brinkmann Corporation
    Inventors: Randall May, Erica Sedberry, Jack Lockhart, Nam Wai Chau, Owen Slater, Po Sum Lee
  • Patent number: D663463
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: July 10, 2012
    Assignee: J. Baxter Brinkmann International Corporation
    Inventors: Po Sum Lee, Jack Lockhart, Brandon Kyle Gleaton
  • Patent number: D663469
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: July 10, 2012
    Assignee: J. Baxter Brinkmann International Corporation
    Inventors: Po Sum Lee, Jack Lockhart, Brandon Kyle Gleaton
  • Patent number: D663879
    Type: Grant
    Filed: October 4, 2011
    Date of Patent: July 17, 2012
    Assignee: J. Baxter Brinkmann International Corporation
    Inventors: Po Sum Lee, Yan Chak Wong
  • Patent number: D664696
    Type: Grant
    Filed: October 4, 2011
    Date of Patent: July 31, 2012
    Assignee: J. Baxter Brinkmann International Corporation
    Inventors: Po Sum Lee, Yan Chak Wong
  • Patent number: D900597
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: November 3, 2020
    Assignee: HLD GLOBAL LIMITED
    Inventor: Po Sum Lee