Patents by Inventor Yin Yeung

Yin Yeung 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).

  • Coin-operated gumball machine
    Patent number: 8960492
    Abstract: A gumball machine includes a gumball container that holds a plurality of gumballs, a neck portion coupled to the gumball container, the neck portion having a coin slot for receiving a coin, and a gumball dispensing assembly that releases a gumball from the gumball container when a coin is inserted into the coin slot. The gumball machine further includes an elongated housing having an upper end coupled to the neck portion, the housing holding coins that have been inserted through the coin slot. A base is coupled to the lower end of the housing and has a bottom portion that is seated on a surface. A spiral ramp has a mouth coupled to the neck portion, the spiral ramp connected around the housing for allowing a dispensed gumball to roll downwardly.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: February 24, 2015
    Assignee: Sweet N Fun Ltd.
    Inventor: Chi Yin Yeung
  • Coin-Operated gumball machine
    Publication number: 20120298687
    Abstract: A gumball machine includes a gumball container that holds a plurality of gumballs, a neck portion coupled to the gumball container, the neck portion having a coin slot for receiving a coin, and a gumball dispensing assembly that releases a gumball from the gumball container when a coin is inserted into the coin slot. The gumball machine further includes an elongated housing having an upper end coupled to the neck portion, the housing holding coins that have been inserted through the coin slot. A base is coupled to the lower end of the housing and has a bottom portion that is seated on a surface. A spiral ramp has a mouth coupled to the neck portion, the spiral ramp connected around the housing for allowing a dispensed gumball to roll downwardly.
    Type: Application
    Filed: May 23, 2011
    Publication date: November 29, 2012
    Inventor: Chi Yin Yeung
  • Rectangular stackable container
    Patent number: D469689
    Type: Grant
    Filed: July 11, 2002
    Date of Patent: February 4, 2003
    Assignee: W. Y. Industries, Inc.
    Inventors: Brian Buchalski, Wai Fun (Bill) Cheng, Yin Yeung (Michael) Lai
  • Rectangular fluted stackable container
    Patent number: D470048
    Type: Grant
    Filed: July 11, 2002
    Date of Patent: February 11, 2003
    Assignee: W. Y. Industries, Inc.
    Inventors: Brian Buchalski, Wai Fun (Bill) Cheng, Yin Yeung (Michael) Lai
  • Round stackable container
    Patent number: D475621
    Type: Grant
    Filed: June 27, 2002
    Date of Patent: June 10, 2003
    Assignee: W. Y. Industries, Inc.
    Inventors: Brian Buchalski, Wai Fun (Bill) Cheng, Yin Yeung (Michael) Lai
  • Cabinet
    Patent number: D965353
    Type: Grant
    Filed: January 2, 2020
    Date of Patent: October 4, 2022
    Inventor: Yin Yeung
  • Cabinet
    Patent number: D983576
    Type: Grant
    Filed: January 2, 2020
    Date of Patent: April 18, 2023
    Inventor: Yin Yeung