Patents by Inventor Jim Liu

Jim 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).

  • Information device
    Publication number: 20060068638
    Abstract: An information device includes a control board having a retaining portion mounted thereon, a shell sleeved onto the control board and having an end contacting against the retaining portion, and a sealing cap sleeved onto the other end of the shell. The sealing cap is engaged with the control board, relatively securing the sealing cap and the control board in position and confining the shell between the retaining portion and the sealing cap.
    Type: Application
    Filed: September 28, 2004
    Publication date: March 30, 2006
    Applicant: Billionton Systems, Inc.
    Inventors: M. C. Lin, Jim Liu, Hank Jan