Patents by Inventor SHANG REN LIU

SHANG REN LIU 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).

  • ELASTIC DOPE DYED YARN COMPOSITE OF TWO COLORS AND PROCESS OF MANUFACTURING SAME
    Publication number: 20140360150
    Abstract: An elastic dope dyed yarn composite of two colors and process of manufacturing same is provided. The elastic dope dyed yarn composite of two colors includes an SDY having fibers being dope dyed, a POY drawn from dope dyed synthetic materials; and an elastic yarn. The SDY, the POY, and the elastic yarn are twisted together to form the elastic dope dyed yarn composite of two colors. The process is water saving and energy saving and causes no pollution. The elastic dope dyed yarn composite of two colors is light in weight and is capable of keeping warm, and has a high elasticity.
    Type: Application
    Filed: December 11, 2013
    Publication date: December 11, 2014
    Applicant: Tex-Ray Industrial. Co., Ltd.
    Inventors: JAI CHENG LIU, SHANG REN LIU, BI-LAN LIU, HAO-KENG CHIU, CHENG WEI HUANG