Patents by Inventor Kun-Tsai Shen

Kun-Tsai Shen 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).

  • Manual electric generating device
    Patent number: 7102258
    Abstract: The present invention discloses a manual electric generating device, which comprises an upper casing, a lower casing; a rotor, a fixed stand, a hollow cylinder, a coil for generating power supply; and a printed circuit board for processing and outputting the power supply. The power supply is outputted to a portable electronic device for charging its battery or lighting up its indicating lamp.
    Type: Grant
    Filed: March 26, 2004
    Date of Patent: September 5, 2006
    Inventor: Kun-Tsai Shen
  • Manual electric generating device
    Publication number: 20050006961
    Abstract: The present invention discloses a manual electric generating device, which comprises an upper casing, a lower casing; a rotor, a fixed stand, a hollow cylinder, a coil for generating power supply; and a printed circuit board for processing and outputting the power supply. The power supply is outputted to a portable electronic device for charging its battery or lighting up its indicating lamp.
    Type: Application
    Filed: March 26, 2004
    Publication date: January 13, 2005
    Inventor: Kun-Tsai Shen