Acoustic Coupler Patents (Class D14/330)
  • Speakers for a portable computing device
    Patent number: D426543
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: June 13, 2000
    Assignee: Hewlett-Packard Company
    Inventor: Glen A Oross
  • Combination controlled cash bag lock
    Patent number: D674794
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: January 22, 2013
    Assignee: The Eastern Company
    Inventor: Michael O. Misner
  • Intelligent conference device
    Patent number: D846524
    Type: Grant
    Filed: June 3, 2017
    Date of Patent: April 23, 2019
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Tzu-Chien Lai, Shih-Yao Lin