Patents by Inventor Al-Khalique S. Hamilton

Al-Khalique S. Hamilton 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).

  • Cryocooler with grooved flow straightener
    Patent number: 7234307
    Abstract: A cryocooler system having at least one flow straightener which has a system of grooves on its perforated surface for enhancing gas flow uniformity through the system wherein pulsing gas which does not initially pass through the flow straightener through a perforation flows along the surface of the flow straightener within a groove prior to passing through a perforation and is effectively redistributed across the surface of the flow straightener and thus the cross section of the regenerator or thermal buffer tube.
    Type: Grant
    Filed: April 11, 2005
    Date of Patent: June 26, 2007
    Assignee: Praxair Technology, Inc.
    Inventors: Bayram Arman, Arun Acharya, Al-Khalique S. Hamilton