Patents by Inventor Kang-Wen Liu

Kang-Wen 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).

  • Blade base for a plug
    Publication number: 20020142678
    Abstract: A blade base for a plug is made of insulating material and comprises a first side and a second side. At least two slots extend from the first side through the second side of the blade base. At least two extensions project from the first side of the blade base. Each extension surrounds an associated slot for covering a rear portion of a front end of an associated one of at least two blades that respectively extend through the slots.
    Type: Application
    Filed: March 27, 2002
    Publication date: October 3, 2002
    Inventor: Kang-Wen Liu