Patents by Inventor Stephen M. Starman

Stephen M. Starman 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).

  • Apparatus and method for a diagnostic check of the electrical wiring of an internal combustion engine electronic unit injector system
    Patent number: 6079259
    Abstract: An electronic unit injector cross-wire detection system for an internal combustion engine including at least two pairs of electronic unit injectors includes a test signal generating device and a signal receiving device. The test signal generating device includes a signal high line and a signal low line, the signal high line connected to a first wiring harness connection location of each pair of electronic unit injectors of the engine for delivering test signals to a first electronic unit injector of each pair of injectors. The signal low line is connected to a second wiring harness connection location of each pair of electronic unit injectors for returning the delivered test signals. The signal receiving device includes at least two pickup coils, a pickup coil holding structure, and a signal monitoring unit.
    Type: Grant
    Filed: May 5, 1998
    Date of Patent: June 27, 2000
    Assignee: Caterpillar, Inc.
    Inventor: Stephen M. Starman