Patents by Inventor Zhi Yong Dai

Zhi Yong Dai 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).

  • Floor mat assembly
    Patent number: 8298642
    Abstract: A sectional floor mat system of floor mats and edging sections or pieces that are removably engaged with the floor mats. The floor mat system includes at least one mat and sufficient edging to border at least one of the side edges of the at least one mat. In many embodiments, there is sufficient edging to border all side edges of the at least one mat, when multiple mats, if present, and connected together. The edging pieces of the invention, and other variations thereof, when combined with mats, provide a floor covering system that is easy for the user to set-up, disassemble as needed, and inhibit tripping on the edges of mats.
    Type: Grant
    Filed: February 19, 2007
    Date of Patent: October 30, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Ming Xiang Yuan, Zhi Yong Dai
  • FLOOR MAT ASSEMBLY
    Publication number: 20090304985
    Abstract: A sectional floor mat system of floor mats and edging sections or pieces that are removably engaged with the floor mats. The floor mat system includes at least one mat and sufficient edging to border at least one of the side edges of the at least one mat. In many embodiments, there is sufficient edging to border all side edges of the at least one mat, when multiple mats, if present, and connected together. The edging pieces of the invention, and other variations thereof, when combined with mats, provide a floor covering system that is easy for the user to set-up, disassemble as needed, and inhibit tripping on the edges of mats.
    Type: Application
    Filed: February 19, 2007
    Publication date: December 10, 2009
    Inventors: Ming Xiang Yuan, Zhi Yong Dai