Patents by Inventor Wai Shing Sze

Wai Shing Sze 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).

  • Publication number: 20160167281
    Abstract: The present application provides a blow molding mold and a blow molding product fabricated with same. The blow molding mold includes two mold halves, where one mold half is provided with a slide path penetrating through the wall of the mold half, and the slide path is arranged at a position corresponding to a part, on which an adhesion reinforcing structure needs to be formed, of a blow molding product; the blow molding mold further includes a pressing block and a driving apparatus, where the pressing block fits with the slide path in a sliding manner and is used to exert a pressing force on an injected hollow parison so that the adhesion reinforcing structure where inner and outer walls bond together is formed at a pressed position of the fabricated blow molding product. The blow molding product is highly firm on the part of the adhesion reinforcing structure.
    Type: Application
    Filed: June 13, 2014
    Publication date: June 16, 2016
    Applicant: NADFINLO PLASTICS INDUSTRY (SHENZHEN) CO., LTD.
    Inventors: Wai Shing Sze, Sun Tat Ng
  • Patent number: D429575
    Type: Grant
    Filed: November 24, 1999
    Date of Patent: August 22, 2000
    Assignee: Grow'N Up Ltd.
    Inventors: Wai Shing Sze, Ho Choi Chan