Patents by Inventor Yung Sze Tai

Yung Sze Tai 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).

  • Multi-purpose spotlight and power station
    Patent number: 7063438
    Abstract: According to the present invention, the device disclosed is a unified structure which combines various implements useful for automotive applications. Such implements include various lighting devices, a range of power outlets, signal lamps and more. The present invention also includes an independent power supply for such devices as well as the ability to be powered from an outside source, such as a vehicle.
    Type: Grant
    Filed: March 10, 2004
    Date of Patent: June 20, 2006
    Inventor: Yung Sze-Tai
  • Multi-purpose spotlight and power station
    Publication number: 20050024861
    Abstract: According to the present invention, the device disclosed is a unified structure which combines various implements useful for automotive applications. Such implements include various lighting devices, a range of power outlets, signal lamps and more. The present invention also includes an independent power supply for such devices as well as the ability to be powered from an outside source, such as a vehicle.
    Type: Application
    Filed: March 10, 2004
    Publication date: February 3, 2005
    Inventor: Yung Sze-Tai
  • Spotlight
    Patent number: D511851
    Type: Grant
    Filed: July 30, 2003
    Date of Patent: November 22, 2005
    Inventor: Yung Sze Tai
  • Spotlight
    Patent number: D514720
    Type: Grant
    Filed: December 1, 2004
    Date of Patent: February 7, 2006
    Assignee: AK Industrial Co., Ltd.
    Inventor: Yung Sze-Tai
  • Handheld vacuum with window
    Patent number: D527501
    Type: Grant
    Filed: April 4, 2005
    Date of Patent: August 29, 2006
    Assignee: AK Industrial Co., Ltd.
    Inventor: Yung Sze Tai
  • Handheld vacuum cleaner
    Patent number: D530464
    Type: Grant
    Filed: April 4, 2005
    Date of Patent: October 17, 2006
    Assignee: AK Industrial Co., Ltd.
    Inventor: Yung Sze Tai
  • Handheld vacuum cleaner
    Patent number: D481842
    Type: Grant
    Filed: December 6, 2002
    Date of Patent: November 4, 2003
    Assignee: A K Industrial Co., Ltd.
    Inventor: Yung Sze Tai
  • Air pump
    Patent number: D484147
    Type: Grant
    Filed: November 15, 2002
    Date of Patent: December 23, 2003
    Assignee: AK Industrial Co., Ltd.
    Inventor: Yung Sze Tai