Patents by Inventor Chung-Yi Pai

Chung-Yi Pai 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).

  • POWER ADAPTER WITH OPTIONAL TYPES OF REPLACEABLE PLUG
    Publication number: 20070161278
    Abstract: A power supply with optional types of plugs, composed by one universal body and replaceable plug, is disclosed.
    Type: Application
    Filed: January 11, 2006
    Publication date: July 12, 2007
    Inventors: Lich-Chyum Yen, Chung-Yi Pai, Wen-Chi Huang
  • Power adapter with optional types of replaceable plug
    Patent number: 7232322
    Abstract: A power supply with optional types of plugs, composed by one universal body and replaceable plug, is disclosed. The universal body includes a plurality of blocks, a circular recess, an elastic switch key, and two conductive plates; whereas the plugs could be different specifications of plug with opposite blocks and two conductive plates, the block holes and blocks include a set of error-proof block hole and error-proof block which posses a block slot to hold the fan-shaped block.
    Type: Grant
    Filed: January 11, 2006
    Date of Patent: June 19, 2007
    Assignee: Atech Technology Co., Ltd.
    Inventors: Lich-Chyum Yen, Chung-Yi Pai, Wen-Chi Huang