Patents by Inventor Thomas Blumke

Thomas Blumke 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).

  • Optoelectrical sending and receiving apparatus
    Patent number: 5146516
    Abstract: A sender/receiver apparatus configured for a bi-directional beam wave guide may be configured with an optical prism. the device can be placed in a housing with a wave guide socket connected at an optical port. Spherical lenses and an internal wave guide may be located between the prism and the optical port, the sender and the receiver, respectively. The prism may exhibit an aperture reflecting surface or diaphragm.
    Type: Grant
    Filed: July 30, 1990
    Date of Patent: September 8, 1992
    Assignee: Richard Hirschmann GmbH & Co.
    Inventors: Thomas Blumke, Jurgen Rockle