Patents by Inventor John Paul Schaefer

John Paul Schaefer 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).

  • Method and system for providing optical alignment for a visible wavelength reflective system
    Patent number: 6873467
    Abstract: A method for providing optical alignment for a visible wavelength reflective system is provided. The method includes positioning a first mirror blank on a lathe fixture. The first mirror blank comprises a single precision pinhole. The first mirror blank is secured to the lathe fixture. A first mirror is generated from the first mirror blank.
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: March 29, 2005
    Assignee: Raytheon Company
    Inventors: John Anthony Tejada, Erwin E. Cooper, John Paul Schaefer