Patents by Inventor Michael G. Hofmeister

Michael G. Hofmeister 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).

  • Forming a lightning spark isolation barrier
    Patent number: 4382049
    Abstract: A controlled dielectric barrier is created surrounding a fastener to isolate its sparking areas. The barrier is formed by creating a cap to define a desired cavity between the cap and the fastener and then dielectric isolation material is placed in the cavity and held in place by the cap until hardened. The cap may then be removed from the fastener as desired.
    Type: Grant
    Filed: November 30, 1981
    Date of Patent: May 3, 1983
    Assignee: McDonnell Douglas Corporation
    Inventors: Michael G. Hofmeister, Myron P. Amason