Patents by Inventor Sam Tae Chung

Sam Tae Chung 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).

  • Manufacturing method of reinforced fiber sheet useful for repairing/reinforced concrete structure
    Patent number: 6183835
    Abstract: A reinforced fiber sheet for use in repairing/reinforcing concrete structures including a net-shaped fabric substrate and reinforcing fibers uni-directionally and uniformly arranged on either side or both sides thereof. Also, a reinforced fiber sheet for use in repairing/reinforcing concrete structured including a first and a second substrate and reinforcing fibers uni-directionally and uniformly interposed between the first and second substrates. The substrate is a net-shaped fabric formed by cross-arranging organic or inorganic fiber strands and impregnating them with thermoplastic resins, and the reinforcing fiber is attached and bonded to the substrate by the thermoplastic resin.
    Type: Grant
    Filed: February 19, 1999
    Date of Patent: February 6, 2001
    Inventors: Yong Jun Cho, Sam Tae Chung, Se Hyun Cho, Il Soo Jeong