Patents by Inventor Wray V. McKenzie, Jr.

Wray V. McKenzie, 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).

  • Composite tappet
    Patent number: 4430970
    Abstract: A lightweight composite tappet is provided to decrease fuel consumption, attenuate noise, and permit increased speed of operation.
    Type: Grant
    Filed: June 11, 1982
    Date of Patent: February 14, 1984
    Assignee: Standard Oil Company (Indiana)
    Inventors: Matthew W. Holtzberg, Steven J. Henke, Wray V. McKenzie, Jr.