Patents by Inventor Siyao Lu

Siyao Lu 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-layer microprismatic retroreflective sheeting and method of manufacturing the same
    Patent number: 9746591
    Abstract: A multi-layer microprismatic retroreflective film and a method of manufacturing the same. In one embodiment, the film includes: (1) a prism layer including an acrylic polymeric material and containing microprisms, (2) a strengthening layer including a polymeric material different from the acrylic polymeric material and (3) a buffer section including acrylic polymeric material located between the microprisms of the prism layer and the strengthening layer.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: August 29, 2017
    Assignee: Aura Optical Systems, LP
    Inventors: Siyao Lu, Drew Buoni, Wenyu Lu, Jutao Lu
  • MUTLI-LAYER MICROPRISMATIC RETROREFLECTIVE SHEETING AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20140268337
    Abstract: A multi-layer microprismatic retroreflective film and a method of manufacturing the same. In one embodiment, the film includes: (1) a prism layer including an acrylic polymeric material and containing microprisms, (2) a strengthening layer including a polymeric material different from the acrylic polymeric material and (3) a buffer section including acrylic polymeric material located between the microprisms of the prism layer and the strengthening layer.
    Type: Application
    Filed: March 7, 2014
    Publication date: September 18, 2014
    Applicant: Aura Optical Systems, LP
    Inventors: Siyao Lu, Drew Buoni, Wenyu Lu, Jutao Lu