Patents by Inventor Wang M. Cho

Wang M. Cho 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).

  • Patent number: 5135173
    Abstract: A multiply adjustable faucet device includes a body member connected to a water supply line, a shampoo tank and a liquid soap tank, and a shower head, wherein the body member includes a cylindrical housing rotatably receiving a hollow rotor and the hollow rotor has a liquid aperture and outlet apertures, and a rotatable locking member mounted on the hollow rotor, whereby water, a water and shampoo mixture, or a water and liquid soap mixture is supplied by the device or the device is closed corresponding to the rotation of the locking member.
    Type: Grant
    Filed: April 19, 1991
    Date of Patent: August 4, 1992
    Inventor: Wang M. Cho
  • Patent number: 4841634
    Abstract: A hair cutting device for self use which comprises a comb member including a plurality of comb teeth which contain a plurality of saw-toothed members, a handle, an integral extension with an elliptical aperture, a razor member including a blade, and an engagement member for being adapted to operatively engage with the elliptical aperture, whereby when the handle is grasped, the blade slidably moves downward to cut hairs retained within the comb teeth and saw-toothed members.
    Type: Grant
    Filed: December 12, 1988
    Date of Patent: June 27, 1989
    Inventor: Wang M. Cho