Patents by Inventor Paul Raymond Schaefer

Paul Raymond Schaefer 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).

  • System and method for charging rechargeable batteries in a digital camera
    Patent number: 8259221
    Abstract: One embodiment of the present invention sets forth a digital camera configured to be powered by rechargeable nickel-metal hydride (NiMH) batteries. The digital camera includes one or more rechargeable NiMH batteries, and first internal circuitry configured to receive power from a universal serial bus (USB) port associated with an external power source and to charge the rechargeable NiMH batteries without removing the rechargeable NiMH batteries from the digital camera.
    Type: Grant
    Filed: April 15, 2009
    Date of Patent: September 4, 2012
    Assignee: Cisco Technology, Inc.
    Inventors: Jonathan Kaplan, John Louis Warpakowski Furlan, Paul Raymond Schaefer, Edward Vernon Bacho, Joseph Yao Hua Chu, Robert Lin, Richard Tobais Inman, William Orner