Patents by Inventor Chi-Ching Liu

Chi-Ching 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).

  • Specification safety cap with MP3 play function
    Publication number: 20070167189
    Abstract: A safety cap with MP3 play function includes a safety cap, a MP3 play device, a card read device, an audio output device, a power supply system and a tact switch. The MP3 play device is mounted inside the safety cap. The card read device is mounted inside the safety cap and connects the MP3 play device. The audio output device is mounted inside the safety cap and connects the MP3 play device. The power supply system is mounted on the safety cap and connects the MP3 play device. The tact switch is mounted inside the safety cap and connects the MP3 play device. The safety cap with MP3 play function is convenient for a user to listen to MP3 music when riding a motorcycle and to expand storage capacity of MP3 music files.
    Type: Application
    Filed: October 30, 2006
    Publication date: July 19, 2007
    Inventor: Chi-Ching Liu