Patents by Inventor Lyndon Brown

Lyndon Brown 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).

  • Power supply and control equipment for a resistance welding machine
    Patent number: 6825435
    Abstract: A power supply and control equipment for a resistance welding machine including a battery, battery charger, transistor or mechanical switches, pulse width modulation controller, a unit for generating either constant or time varying power, voltage, or current references.
    Type: Grant
    Filed: March 12, 2003
    Date of Patent: November 30, 2004
    Inventor: Lyndon Brown