Patents by Inventor Xiaobing Shang

Xiaobing Shang 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).

  • Thermoplastic optical device
    Patent number: 10976638
    Abstract: The present disclosure describes optical devices and methods for manufacturing such optical devices. Namely, an example optical device includes a first optical transparent thermoplastic layer, a second optical transparent thermoplastic layer, and in between both thermoplastic layers, a diffractive optical element adjacent to one thermoplastic layer, a spacer in between the diffractive optical element and the other thermoplastic layer and, a border enclosing the diffractive element thereby forming a sealed cavity.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: April 13, 2021
    Assignee: SIHTO NV
    Inventors: Jelle De Smet, Paul Marchal, Xiaobing Shang
  • Thermoplastic Optical Device
    Publication number: 20170357141
    Abstract: The present disclosure describes optical devices and methods for manufacturing such optical devices. Namely, an example optical device includes a first optical transparent thermoplastic layer, a second optical transparent thermoplastic layer, and in between both thermoplastic layers, a diffractive optical element adjacent to one thermoplastic layer, a spacer in between the diffractive optical element and the other thermoplastic layer and, a border enclosing the diffractive element thereby forming a sealed cavity.
    Type: Application
    Filed: June 8, 2017
    Publication date: December 14, 2017
    Inventors: Jelle De Smet, Paul Marchal, Xiaobing Shang