Patents by Inventor Kuo-Hsin Liu

Kuo-Hsin Liu 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: 7261456
    Abstract: The illuminated traffic wand has a hilt, a wand, an illumination device, and a cap. The hilt is tubular and has a front end, a rear end, an illumination cavity at the rear end and a tapered wand seat at the front end. The wand is mounted securely in the tapered wand seat, is a rod of translucent material that transmits and radiates light and has a mounting pin and a tapered proximal end that corresponds to the tapered wand seat and has a pinhole that pinhole aligns with the mounting hole in the hilt. The mounting pin is mounted in the mounting hole and the pinhole to securely hold the wand in the hilt. The cap is connected to the rear end of the hilt, holds the illumination device in the illumination cavity and activates the illumination device to cause the wand to shine.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: August 28, 2007
    Inventor: Kuo-Hsin Liu
  • Publication number: 20070121332
    Abstract: The illuminated traffic wand has a hilt, a wand, an illumination device, and a cap. The hilt is tubular and has a front end, a rear end, an illumination cavity at the rear end and a tapered wand seat at the front end. The wand is mounted securely in the tapered wand seat, is a rod of translucent material that transmits and radiates light and has a mounting pin and a tapered proximal end that corresponds to the tapered wand seat and has a pinhole that pinhole aligns with the mounting hole in the hilt. The mounting pin is mounted in the mounting hole and the pinhole to securely hold the wand in the hilt. The cap is connected to the rear end of the hilt, holds the illumination device in the illumination cavity and activates the illumination device to cause the wand to shine.
    Type: Application
    Filed: November 30, 2005
    Publication date: May 31, 2007
    Inventor: Kuo-Hsin Liu
  • Patent number: 6126292
    Abstract: A rice flail assembly includes a pair of transparent rods each having one end portion having an end face, a pair of sleeves each mounted on one of the corresponding rods, a pair of connecting posts each received in one of the corresponding sleeves and connected with a connecting chain, and a pair of light emitting devices each mounted in one of the corresponding sleeves and each pressed between the connecting post and the end face of the rod for emitting light, thereby creating an aesthetic quality and enhancing the amusing effect thereof.
    Type: Grant
    Filed: June 2, 1998
    Date of Patent: October 3, 2000
    Inventor: Kuo-Hsin Liu
  • Patent number: D419569
    Type: Grant
    Filed: May 11, 1998
    Date of Patent: January 25, 2000
    Inventor: Kuo-Hsin Liu