Patents by Inventor Lihling Tzuu

Lihling Tzuu 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).

  • System and method for redistribution of the flow of fuel under faulted conditions in a fuel cell system
    Patent number: 9231260
    Abstract: A system and method for redistribution of the flow of fuel under faulted conditions in a fuel cell system is disclosed. The fuel cell system includes a fuel cell stack; a fuel tank for storing fuel; fuel injectors that sequentially supply fuel from the fuel tank to the fuel cell stack; and a controller for determining whether a fault condition exists in one of the fuel injectors. If a fault condition exists in the first injector, the controller is capable of redistributing the flow of fuel from a first injector to a second injector.
    Type: Grant
    Filed: December 7, 2006
    Date of Patent: January 5, 2016
    Assignee: GM Global Technology Operations LLC
    Inventors: Frank Leo, Kiran Mallavarapu, Lihling Tzuu
  • System and method for redistribution of the flow of fuel under faulted conditions in a fuel cell system
    Publication number: 20080138689
    Abstract: A system and method for redistribution of the flow of fuel under faulted conditions in a fuel cell system is disclosed. The fuel cell system includes a fuel cell stack; a fuel tank for storing fuel; fuel injectors that sequentially supply fuel from the fuel tank to the fuel cell stack; and a controller for determining whether a fault condition exists in one of the fuel injectors. If a fault condition exists in the first injector, the controller is capable of redistributing the flow of fuel from a first injector to a second injector.
    Type: Application
    Filed: December 7, 2006
    Publication date: June 12, 2008
    Applicant: GM Global Technology Operations, Inc.
    Inventors: Frank Leo, Kiran Mallavarapu, Lihling Tzuu