Patents by Inventor Abraham Vingerling

Abraham Vingerling 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).

  • Device and method for protecting optical means from contaminated gases
    Patent number: 4658113
    Abstract: A device and method for protecting optical means from contaminated gases, in which a substantially laminar flow of clean gas is passed over the surface of the optical means to be protected that is exposed to the contaminated gases.
    Type: Grant
    Filed: November 2, 1984
    Date of Patent: April 14, 1987
    Assignee: N.V. Optische Industrie "De Oude Delft"
    Inventor: Abraham Vingerling