Patents by Inventor Mikhail Gan

Mikhail Gan 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).

  • Lens system, and objective lens system and optical projection system using the same
    Publication number: 20050007674
    Abstract: A lens system which compensates for various aberrations, including chromatic aberration, with an enlarged field-of-view. The lens system includes a positive element and a negative element, each positioned in an optical path of incident light. The positive element includes a first negative lens, a convex lens and a hologram optical element. The negative element includes a second negative lens.
    Type: Application
    Filed: February 18, 2004
    Publication date: January 13, 2005
    Inventors: Mikhail Gan, Galina Barmicheva