Patents by Inventor Ghulam AHMAD

Ghulam AHMAD 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).

  • Reflectarray antenna
    Patent number: 11695214
    Abstract: Reflectarray antenna elements, reflectarrays, and a method of operating an antenna element are described.
    Type: Grant
    Filed: July 4, 2019
    Date of Patent: July 4, 2023
    Assignee: NPL MANAGEMENT LIMITED
    Inventors: Tian Hong Loh, Ghulam Ahmad, Tim Brown, Craig Underwood
  • REFLECTARRAY ANTENNA
    Publication number: 20210184362
    Abstract: Reflectarray antenna elements, reflectarrays, and a method of operating an antenna element are described.
    Type: Application
    Filed: July 4, 2019
    Publication date: June 17, 2021
    Inventors: Tian HONG LOH, Ghulam AHMAD, Tim BROWN, Craig UNDERWOOD
  • High torque vertical axis windmill
    Publication number: 20120070282
    Abstract: A high torque vertical axis windmill that has blades with curved parts secured together. The second part of each blade is movable to deploy the maximum surface of the blade to the wind for maximum torque during a portion of the cycle of the blades. The second part of each blade is movable to a second position to deploy the minimum surface of the blade to the wind for minimum drag during another portion of the cycle of the blades.
    Type: Application
    Filed: September 8, 2011
    Publication date: March 22, 2012
    Inventors: Ghulam Murtaza Khan, SR., Ghulam Ahmad Khan, JR.