Patents by Inventor Gerard Zettler

Gerard Zettler 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).

  • Method and apparatus to control light intensity as voltage fluctuates
    Patent number: 9078325
    Abstract: A method and apparatus for generating a pulse width modulated voltage that has a duty cycle that is inversely proportional to a sensed battery voltage and using the generated pulse width modulated voltage to control a light emitting diode to maintain the intensity of light emitted as the battery voltage fluctuates.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: July 7, 2015
    Assignee: TRW AUTOMOTIVE U.S. LLC
    Inventors: Jeffrey L. Kulczycki, Nicholas W. Howell, Stephen B. White, Gerard Zettler, Kevin L. Medin
  • Method and Apparatus To Control Light Intensity As Voltage Fluctuates
    Publication number: 20140049177
    Abstract: A method and apparatus for generating a pulse width modulated voltage that has a duty cycle that is inversely proportional to a sensed battery voltage and using the generated pulse width modulated voltage to control a light emitting diode to maintain the intensity of light emitted as the battery voltage fluctuates.
    Type: Application
    Filed: March 15, 2013
    Publication date: February 20, 2014
    Applicant: TRW AUTOMOTIVE U.S. LLC
    Inventors: Jeffrey L. Kulczycki, Nicholas W. Howell, Stephen B. White, Gerard Zettler, Kevin L. Medin