Patents by Inventor P. John Dhyandchand

P. John Dhyandchand 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).

  • Electrical power generation system
    Patent number: 5317498
    Abstract: An electrical power generation system for generating controlled AC output including a generator for converting mechanical input into variable frequency AC, a rectifier for rectifying the AC into DC having a variable magnitude, an inverter for inverting the DC into controlled AC output, a feedforward sensor for sensing the rate of change of the DC, a feedback AC sensor for sensing the controlled output AC, and an inverter controller responsive to the rate of change of the DC and to the controlled AC output for regulating the magnitude of the controlled AC output.
    Type: Grant
    Filed: July 9, 1992
    Date of Patent: May 31, 1994
    Assignee: Sundstrand Corporation
    Inventors: P. John Dhyandchand, Vietson M. Nguyen