Patents by Inventor Ping-Hsiang Wu

Ping-Hsiang Wu 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).

  • Soft light-strip
    Patent number: 5570945
    Abstract: A soft light-strip includes a soft lower strip detachably engaged with a transparent soft upper strip thus together constituting a sheath and a soft light-emitting device being received in the sheath for emitting light which includes a first light portion being directly emitted outward through the transparent soft upper strip and a second light portion being reflected by the soft lower strip and finally forwarded outward through the transparent soft upper strip.
    Type: Grant
    Filed: April 12, 1995
    Date of Patent: November 5, 1996
    Inventors: Tseng-Lu Chien, Ping-Hsiang Wu
  • Multi-purpose flash light
    Patent number: D349970
    Type: Grant
    Filed: January 22, 1993
    Date of Patent: August 23, 1994
    Inventors: Tseng-Lu Chien, Ping-Hsiang Wu