Patents by Inventor Regina G.C. Cunanan

Regina G.C. Cunanan 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).

  • Battery pack identification scheme for power tool systems
    Patent number: 8653787
    Abstract: A method is provided for identifying a battery pack that is operably coupled to a battery charger. The method comprises: measuring voltage at a plurality of designated terminals of a first battery pack while the battery pack is coupled to the battery charger; determining how many of the designated terminals are connected to a reference voltage, such as battery positive; and identifying an attribute of the battery pack based on how many of the designated terminals are connected to the reference voltage.
    Type: Grant
    Filed: April 6, 2011
    Date of Patent: February 18, 2014
    Assignee: Black & Decker, Inc.
    Inventors: Regina G. C. Cunanan, Frank J. Delose, Bhanuprasad V. Gorti, Geoffrey S. Howard, Aziz Iqbal, Matt J. Velderman, Daniel J. White
  • STATE OF CHARGE INDICATOR FOR A BATTERY CHARGER
    Publication number: 20120081074
    Abstract: A method is provided for indicating state of charge of a battery being charged by a charger. The method includes: supplying a charging current from a battery charger to a battery pack; determining voltage of battery cells residing in the battery pack; and illuminating a visual indicator on the battery charger to indicate state of charge of the battery pack, where brightness of the visual indicator correlates to the voltage of the battery cells in the battery pack.
    Type: Application
    Filed: April 6, 2011
    Publication date: April 5, 2012
    Applicant: BLACK & DECKER INC.
    Inventors: Regina G.C. Cunanan, Brian K. Wohltmann, Dustin Lee
  • BATTERY PACK IDENTIFICATION SCHEME FOR POWER TOOL SYSTEMS
    Publication number: 20110248669
    Abstract: A method is provided for identifying a battery pack that is operably coupled to a battery charger. The method comprises: measuring voltage at a plurality of designated terminals of a first battery pack while the battery pack is coupled to the battery charger; determining how many of the designated terminals are connected to a reference voltage, such as battery positive; and identifying an attribute of the battery pack based on how many of the designated terminals are connected to the reference voltage.
    Type: Application
    Filed: April 6, 2011
    Publication date: October 13, 2011
    Applicant: BLACK & DECKER INC.
    Inventors: Regina G.C. Cunanan, Frank J. Delose, Bhanuprasad V. Gorti, Geoffrey S. Howard, Aziz Iqbal, Matt J. Velderman, Daniel J. White