Patents by Inventor Michael H. Mittelman

Michael H. Mittelman 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).

  • Projector slides for night vision training
    Patent number: 5546241
    Abstract: A slide holding a film with an image containing portion adapted for use in n application such as Night Vision Goggle training in which the film in the slide is to receive an extremely low level of light. A combination of filters is placed adjacent the light receiving face of the film and an opaque mat having a cutout corresponding to the film image bearing portion is placed adjacent both the light receiving side of the filters and the light output face of the film to reduce the amount of stray light reaching the film with the components held together by a pair of frame members each holding a glass plate next to a mat.
    Type: Grant
    Filed: August 25, 1994
    Date of Patent: August 13, 1996
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Michael H. Mittelman, David L. Still, Leonard A. Temme
  • Night vision goggle focusing aid
    Patent number: 5473472
    Abstract: An eye piece focusing aid provides improved focusing of an eye onto an intensified image screen of a NVG. A lens cap or blocking screen has two small holes (approximately one to two millimeters in diameter) which appear as a single hole when the retina of the eye is focused on the intensified image screen.
    Type: Grant
    Filed: February 14, 1994
    Date of Patent: December 5, 1995
    Inventors: Leonard A. Temme, David L. Still, Michael H. Mittelman