Patents by Inventor Chu-Tou Wang

Chu-Tou 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).

  • Toy gun for firing paint bullets
    Patent number: 6314954
    Abstract: A toy gun for firing paint bullet includes a casing symmetrically combined with first and second halves, a chamber in a rear portion for placing a mini-gas can, a barrel having a tubular loader in a front portion, a tubular shaft seat including a hollow shaft and a stinger disposed between the mini-gas can and the barrel, a trigger operating a rotor to actuate the shaft and the stinger to pierce the front end of the mini-gas can to provide suitable air pressure to fire the paint bullet inside the barrel and a safety catch controlling the trigger from accidental operation. The mini-gas can is readily replaceable in order to provide great convenience to the user.
    Type: Grant
    Filed: May 13, 2000
    Date of Patent: November 13, 2001
    Inventor: Chu-Tou Wang
  • Toy gun with color staining bullets
    Patent number: D443903
    Type: Grant
    Filed: March 23, 2000
    Date of Patent: June 19, 2001
    Inventor: Chu-Tou Wang