Patents by Inventor Nabil Mikhael Haddad

Nabil Mikhael Haddad 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).

  • Convertible control device capable of regulating fluid pressure for multiple fluid types and associated method of use
    Patent number: 6941962
    Abstract: A pressure control device and associated method of use capable of regulating fluid pressure for multiple fluid types. The pressure control device includes a fluid sensing port, a pressure responsive device, a fluid sensing port, a valve, a valve seat, a first valve chamber, a second valve chamber that is moveable in relationship to the first valve chamber, a first member located within the first valve chamber, a first biasing mechanism located between the pressure responsive device and the first member, a first adjustment mechanism adjustably attached to the first valve chamber for selectively positioning the first member in relation to the first valve chamber, a second member located within the second valve chamber, a second biasing mechanism to apply pressure to the second member and a second adjustment mechanism adjustably attached to the second valve chamber for selectively positioning the second member in relation to the second valve chamber.
    Type: Grant
    Filed: May 30, 2003
    Date of Patent: September 13, 2005
    Assignee: Robertshaw Controls Company
    Inventor: Nabil Mikhael Haddad
  • Convertible control device capable of regulating fluid pressure for multiple fluid types and associated method of use
    Publication number: 20040238029
    Abstract: A pressure control device and associated method of use capable of regulating fluid pressure for multiple fluid types. The pressure control device includes a fluid sensing port, a pressure responsive device, a fluid sensing port, a valve, a valve seat, a first valve chamber, a second valve chamber that is moveable in relationship to the first valve chamber, a first member located within the first valve chamber, a first biasing mechanism located between the pressure responsive device and the first member, a first adjustment mechanism adjustably attached to the first valve chamber for selectively positioning the first member in relation to the first valve chamber, a second member located within the second valve chamber, a second biasing mechanism to apply pressure to the second member and a second adjustment mechanism adjustably attached to the second valve chamber for selectively positioning the second member in relation to the second valve chamber.
    Type: Application
    Filed: May 30, 2003
    Publication date: December 2, 2004
    Inventor: Nabil Mikhael Haddad