Patents by Inventor Chun-Shiung Yin

Chun-Shiung Yin 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).

  • Multi-functional keyboard
    Patent number: 6489949
    Abstract: A keyboard includes a keyboard body and a cover. On the keyboard body are provided grooves. The cover has pivots movably mounted in the grooves so that the cover is rotatable and movable with respect to the keyboard body. Alternatively, slots are provided on the cover. The keyboard body has pivots movably mounted in the slots so that the cover is rotatable and movable with respect to the keyboard body.
    Type: Grant
    Filed: April 4, 2000
    Date of Patent: December 3, 2002
    Assignee: Acer Peripherals, Inc.
    Inventor: Chun-Shiung Yin