Patents by Inventor Safwan Yousif

Safwan Yousif 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).

  • Flow control device
    Patent number: 9328917
    Abstract: A flow control device for partitioning a fluid flow from a common supply stream into at least two delivery streams by means of a common reciprocating damper such as a cylindrical sleeve damper. A combustion device using such a flow control device to partition a gas supply thereto and a combustion apparatus such as a boiler incorporating such combustion devices are also described.
    Type: Grant
    Filed: November 10, 2010
    Date of Patent: May 3, 2016
    Assignee: DOOSAN BABCOCK LIMITED
    Inventors: Safwan Yousif, Babak Aghdaee, Gerard John Hesselmann
  • Flow Control Device
    Publication number: 20130029274
    Abstract: A flow control device for partitioning a fluid flow from a common supply stream into at least two delivery streams by means of a common reciprocating damper such as a cylindrical sleeve damper. A combustion device using such a flow control device to partition a gas supply thereto and a combustion apparatus such as a boiler incorporating such combustion devices are also described.
    Type: Application
    Filed: November 10, 2010
    Publication date: January 31, 2013
    Inventors: Safwan Yousif, Babak Aghdaee, Gerard John Hesselmann