Patents by Inventor Zheng Guo Wang

Zheng Guo Wang 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).

  • MULTI-BLADE UTILITY KNIFE
    Publication number: 20120055029
    Abstract: A foldable hand tool having a blade holder mounted with a handle for movement from folded and unfolded positions. The blade holder has an opening adapted to receive blades of different sizes. The foldable hand tool further has a locking mechanism to lock the holder in an open position. A blade holder lock engages a resilient arm formed in the side wall of the handle.
    Type: Application
    Filed: November 8, 2011
    Publication date: March 8, 2012
    Applicant: MERIDIAN INTERNATIONAL CO., LTD.
    Inventors: Yao Kun Gui, Zheng Guo Wang
  • Multi-blade utility knife
    Patent number: 8074362
    Abstract: A foldable hand tool having a blade holder mounted with a handle for movement from folded and unfolded positions. The blade holder has an opening adapted to receive blades of different sizes. The foldable hand tool further has a locking mechanism to lock the holder in an open position. A blade holder lock engages a resilient arm formed in the side wall of the handle.
    Type: Grant
    Filed: February 23, 2009
    Date of Patent: December 13, 2011
    Assignee: Meridian International Co., Ltd.
    Inventors: Yao Kun Gui, Zheng Guo Wang
  • Sliding cutting tool
    Patent number: 8028420
    Abstract: A novel utility knife in which the parts for securing and replacing the cutting blade are selectively movable in and out of the handle of the knife via a single track system. The blade is secured through a series of elastic metal sheets, one of which contains a projection on a metal tab. The lateral manipulation of the metal tab allows the blade to disengage from the metal sheets. Once disengaged, a user of the utility knife may remove or replace the cutting blade.
    Type: Grant
    Filed: February 9, 2009
    Date of Patent: October 4, 2011
    Assignee: Meridian International Co., Ltd.
    Inventors: Yao Kun Gui, Zheng Guo Wang
  • NOVEL SLIDING CUTTING TOOL
    Publication number: 20100154224
    Abstract: A novel utility knife in which the parts for securing and replacing the cutting blade are selectively movable in and out of the handle of the knife via a single track system. The blade is secured through a series of elastic metal sheets, one of which contains a projection on a metal tab. The lateral manipulation of the metal tab allows the blade to disengage from the metal sheets. Once disengaged, a user of the utility knife may remove or replace the cutting blade.
    Type: Application
    Filed: February 9, 2009
    Publication date: June 24, 2010
    Applicant: MERIDIAN INTERNATIONAL CO., LTD.
    Inventors: Yao Kun Gui, Zheng Guo Wang