Patents by Inventor Harold Seiden

Harold Seiden 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).

  • Compact self-compensating beam splitter apparatus and method of using
    Publication number: 20070008623
    Abstract: In accordance with an embodiment of the present invention, an optical system includes two tilted planar elements each having two surfaces for which the sign of the slopes of at least three of the four surfaces that an incident beam encounters are the same and which, when inserted into the path of the incident beam produces an output beam having no angular deviation and essentially no lateral deviation from the incident beam path.
    Type: Application
    Filed: July 11, 2005
    Publication date: January 11, 2007
    Inventors: Harold Seiden, Lynne Eigler