Patents Assigned to SHARPWELL TECHNOLOGY LIMITED
  • Pad
    Patent number: 11084711
    Abstract: This invention provides a mat, comprising: an upper surface; a lower surface; a porous structure located between said upper surface and said lower surface, said porous structure including silica gel. The mat according to this invention can be used as, for example, a pillow, seat cushion, back cushion or mattress, or part of a chair seat or chair back.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: August 10, 2021
    Assignee: SHARPWELL TECHNOLOGY LIMITED
    Inventor: Kim Ching Yeung