Patents by Inventor Jielong LUO

Jielong LUO 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).

  • Perforated non-woven fabric and its manufacturing method
    Patent number: 11248321
    Abstract: A perforated non-woven fabric having at least one fiber layer that has a plurality of through holes. The total area of the through holes accounts for 10˜80% of the total area of the perforated non-woven fabric; the opening of the through holes is flat with the surface of the perforated non-woven fabric; and the density of through holes on the perforated non-woven fabric is 3/cm2˜100/cm2. The fiber density at the edge of each through hole is similar to or the same as the fiber density in other areas of the perforated non-woven fabric. The fiber surrounds the through hole, and only the surface of the fiber is bonded to each other.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: February 15, 2022
    Assignee: XIAMEN YANJAN NEW MATERIAL CO., LTD.
    Inventors: Jihua Xie, Jixiang Cai, Jielong Luo
  • PERFORATED NON-WOVEN FABRIC AND ITS MANUFACTURING METHOD
    Publication number: 20190127896
    Abstract: A perforated non-woven fabric having at least one fiber layer that has a plurality of through holes. The total area of the through holes accounts for 10˜80% of the total area of the perforated non-woven fabric; the opening of the through holes is flat with the surface of the perforated non-woven fabric; and the density of through holes on the perforated non-woven fabric is 3/cm2˜100/cm2. The fiber density at the edge of each through hole is similar to or the same as the fiber density in other areas of the perforated non-woven fabric. The fiber surrounds the through hole, and only the surface of the fiber is bonded to each other.
    Type: Application
    Filed: August 22, 2017
    Publication date: May 2, 2019
    Applicant: XIAMEN YANJAN NEW MATERIAL CO., LTD.
    Inventors: Jihua XIE, Jixiang CAI, Jielong LUO