Keyboard Patents (Class D18/12.2)
  • Keyboard and key structure thereof
    Patent number: 8217289
    Abstract: A keyboard and key structure thereof includes a keycap, an elastic element, a supporting element, a base and a frame. The elastic element is located below the keycap. The supporting element has a supporting part, a connecting part and an end part, wherein the supporting part supports the keycap and the connecting part connects the supporting part and the end part. The base supports the elastic element. The frame secures the end part on the base. A keyboard includes a plurality of key structures.
    Type: Grant
    Filed: December 30, 2008
    Date of Patent: July 10, 2012
    Assignee: Darfon Electronics Corp.
    Inventor: Chia-Hung Liu
  • Keyboard for a hand-held printer
    Patent number: D619648
    Type: Grant
    Filed: July 24, 2009
    Date of Patent: July 13, 2010
    Assignee: Panduit Corp.
    Inventors: Richard C. McConnell, Patrick S. Gaunt
  • Mobile device pin pad attachment
    Patent number: D765767
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: September 6, 2016
    Assignee: First Data Corporation
    Inventors: Siva Raja Sekhar Reddy Yeruva, Vijayaratna Kumar Boda, Sam Niansheng Qiu, Eric Fuhs, John Beatty, Leonard Robert Speiser, Abhinayak Mishra