Patents by Inventor John Christian Lauper, Jr.

John Christian Lauper, Jr. 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).

  • Engine and method for operating an engine
    Patent number: 7467621
    Abstract: A method of operating an engine is provided. The method may include supplying a combustible combination of reactants to a combustion chamber of the engine, which may include supplying a first hydrocarbon fuel, hydrogen fuel, and a second hydrocarbon fuel to the combustion chamber. Supplying the second hydrocarbon fuel to the combustion chamber may include at least one of supplying at least a portion of the second hydrocarbon fuel from an outlet port that discharges into an intake system of the engine and supplying at least a portion of the second hydrocarbon fuel from an outlet port that discharges into the combustion chamber. Additionally, the method may include combusting the combustible combination of reactants in the combustion chamber.
    Type: Grant
    Filed: October 31, 2006
    Date of Patent: December 23, 2008
    Assignee: Caterpillar Inc.
    Inventors: John Christian Lauper, Jr., Martin Leo Willi, Balamurugesh Thirunavukarasu, Weidong Gong