Patents by Inventor Jeng-Chen Lu

Jeng-Chen Lu 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).

  • Switchable printer or output servo device
    Publication number: 20060050295
    Abstract: A printer servo device includes a main servo device, two communicating devices coupled to the main servo device, and an output device coupled to the main servo device. The main servo device includes a judging device to determine whether either of the communicating devices is coupled to the output device or not, and includes a switching device to selectively couple either of the communicating devices to the output device, and to allow requests from the communicating devices to be automatically outputted from the output device. The main servo device includes an output port coupled between the output device and the communicating devices.
    Type: Application
    Filed: September 8, 2004
    Publication date: March 9, 2006
    Inventors: Yi-Ming Chin, Hao-Che Hsieh, Jeng-Chen Lu, Tsung Yu, Jaw Chen