Patents by Inventor Fady Tawil

Fady Tawil 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 for audio assisted testing
    Publication number: 20070194907
    Abstract: A cell phone based test capability enables a tester to audibly communicate with a fire alarm control unit. A detector can be selected and tested. Test results can be audibly communicated to the tester via the cell phone. The tester can initiate the next test via the cell phone.
    Type: Application
    Filed: February 23, 2006
    Publication date: August 23, 2007
    Inventor: Fady Tawil
  • Current sense with virtual ground
    Patent number: 5491404
    Abstract: A method and apparatus for reducing the effects of ground float upon electrical signal measurements in an electronic control system. The signals are measured with respect to a virtual ground rather than signal or chassis ground, where the virtual ground provides a regular and reliable signal level regardless of circuit electrical variances.
    Type: Grant
    Filed: February 8, 1994
    Date of Patent: February 13, 1996
    Assignee: United Technologies Automotive, Inc.
    Inventors: Steven R. Settles, Fady Tawil