Patents by Inventor Kw Au

Kw Au 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).

  • Publication number: 20100202137
    Abstract: A device having a body and an adaptor is provided. The body includes a battery, a circuit and recharging terminals connected to the battery and the circuit for recharging the battery. The adaptor includes electrical connectors that can be connected to a wall outlet and/or power supply. Further, the adaptor includes contacts. The recharging terminals can be inserted into the adaptor and connect to the contacts.
    Type: Application
    Filed: April 21, 2010
    Publication date: August 12, 2010
    Applicant: Eveready Battery Company, Inc.
    Inventors: David R. Dalton, Michael Squires, KW Au, David J. Alessio, Sui Bong Ng
  • Patent number: 7708426
    Abstract: The present invention provides a flashlight or device having a body with a battery, and a circuit therebetween; recharging terminals for recharging the battery and an adaptor having electrical connectors for connecting to a power supply; structural connection means on the body and or the adaptor to releasably connect the body and the adaptor; and electrical connection means on both the body and the adaptor to releasably electrically connect the terminals and the adaptor. The present invention also provides a flashlight having a body with a light means at one end, a battery, and a circuit therebetween, so that when the circuit is closed the light means will generate light; the light means including a conical reflector, a white light LED emitting a conical light output and a double convex lens portion, the double convex lens portion being located away from the LED so that the outside diameter of the double convex lens portion will a circle of light from the LED which is of substantially the same diameter.
    Type: Grant
    Filed: August 14, 2007
    Date of Patent: May 4, 2010
    Assignee: Eveready Battery Company, Inc.
    Inventors: David R. Dalton, Michael Squires, Kw Au, David J. Alessio, Siu Bong Ng
  • Publication number: 20070279901
    Abstract: The present invention provides a flashlight or device having a body with a battery, and a circuit therebetween; recharging terminals for recharging the battery and an adaptor having electrical connectors for connecting to a power supply; structural connection means on the body and or the adaptor to releasably connect the body and the adaptor; and electrical connection means on both the body and the adaptor to releasably electrically connect the terminals and the adaptor. The present invention also provides a flashlight having a body with a light means at one end, a battery, and a circuit therebetween, so that when the circuit is closed the light means will generate light; the light means including a conical reflector, a white light LED emitting a conical light output and a double convex lens portion, the double convex lens portion being located away from the LED so that the outside diameter of the double convex lens portion will a circle of light from the LED which is of substantially the same diameter.
    Type: Application
    Filed: August 14, 2007
    Publication date: December 6, 2007
    Applicant: EVEREADY BATTERY COMPANY, INC.
    Inventors: David Dalton, Michael Squires, Kw Au, David Alessio, Siu Ng
  • Patent number: 7273293
    Abstract: The present invention provides a flashlight having a body with a light means at one end, a battery, and a circuit therebetween, so that when said circuit is closed said light means will generate light; recharging terminals for recharging said battery and an adaptor having electrical connectors for connecting to a power supply; structural connection means on said body and or said adaptor to releasably connect said body and said adaptor; and electrical connection means on both said body and said adaptor to releasably electrically connect said terminals and said adaptor.
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: September 25, 2007
    Assignee: Eveready Battery Company, Inc.
    Inventors: David R. Dalton, Michael Squires, Kw Au, David J. Alessio, Siu Bong Ng
  • Publication number: 20050162848
    Abstract: The present invention provides a flashlight having a body with a light means at one end, a battery, and a circuit therebetween, so that when said circuit is closed said light means will generate light; recharging terminals for recharging said battery and an adaptor having electrical connectors for connecting to a power supply; structural connection means on said body and or said adaptor to releasably connect said body and said adaptor; and electrical connection means on both said body and said adaptor to releasably electrically connect said terminals and said adaptor.
    Type: Application
    Filed: December 31, 2002
    Publication date: July 28, 2005
    Inventors: David Dalton, Michael Squires, Kw Au, David Alessio, Siu Ng