Patents by Inventor ZHEN-YUAN ZHAI

ZHEN-YUAN ZHAI 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: 20090045533
    Abstract: A mold (20) for making a housing includes a female mold (22) and a rotatable male mold (24). The female mold has a first recessed mold portion (221) and a second recessed mold portion (222) defined therein. The male mold includes a first mold core (242), a second mold core (244), and a movable compression assembly (246). The first mold core has a first stepped portion (2422) and a second stepped portion (2424) protruding from the first stepped portion. The second mold core has a projection wall (2441) protruding from the male mold and a molding groove (2442) defined by the projection wall. The projection wall is matingly engageable into any one of the first recessed mold portion and the second recessed mold portion. The movable compression assembly is received in the molding groove and capable of moving towards to the female mold.
    Type: Application
    Filed: December 19, 2007
    Publication date: February 19, 2009
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., SUTECH TRADING LIMITED
    Inventors: CHE-YUAN HSU, CHENG-WEN SU, YI-QIANG XU, ZHEN-YUAN ZHAI, GANG HUANG, LEI CHEN, HUAN-HONG XU, YAN-MIN WANG
  • Publication number: 20080003412
    Abstract: A cover for a mobile device includes a substrate with a surface including a patterned surface portion and a non-patterned surface portion. An ink coating is formed on the patterned surface portion of the substrate. A metal coating system is electroplated on the non-patterned surface portion of the substrate. The ink coating is recessed relative to the metal coating system.
    Type: Application
    Filed: December 27, 2006
    Publication date: January 3, 2008
    Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRIAL CO,.LTD., SUTECH TRADING LIMITED
    Inventors: JONG-YI SU, HUI-TAO YE, YI-QIANG XU, ZHEN-YUAN ZHAI