Patents by Inventor MingJi Jiang

MingJi Jiang 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: 20090300920
    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: February 23, 2009
    Publication date: December 10, 2009
    Applicant: MERIDIAN INTERNATIONAL CO., LTD.
    Inventor: MingJi Jiang