Patents by Inventor Da Qin

Da Qin 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).

  • No-Stitch Shirt and Production Method Thereof
    Publication number: 20120185994
    Abstract: The present invention provides a no-stitch shirt which is anti-wrinkle and no-ironing and its production method, wherein all garment pieces of the no-stitch shirt are jointed together via skeleton adhesion or darning process, without sew threads. The present invention avoids wrinkles caused by sewing thread, and the no-stitch shirt is made easy, cost saving and uses environmentally friendly materials, achieving the dual object of comfort and fashion.
    Type: Application
    Filed: October 15, 2009
    Publication date: July 26, 2012
    Inventors: Zibin Liu, Da Qin, Haiyan Song