Patents by Inventor Chang Chin-Lung

Chang Chin-Lung 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).

  • Portable storage device
    Publication number: 20040017634
    Abstract: A portable storage device capable of being abreast used with another device comprises a main body having a lamp portion and a connecting portion connected to the main body via a connecting line. When the connecting portion is situated at a first position, the connecting portion and a part of the connecting line are exposed outside the main body, and the portable storage device is at a status of being abreast used. When the connecting portion is situated at a second position, the connecting portion is exposed outside the main body, and the portable storage device is at a status of being singly used. When the connecting portion is situated at a third position, the connecting portion is hidden in the main body, and the portable storage device is at a status of being housed.
    Type: Application
    Filed: October 9, 2002
    Publication date: January 29, 2004
    Inventors: Chang Chin-Lung, Hui-Ming Chu