Patents by Inventor Karl Simbuerger

Karl Simbuerger 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).

  • Measuring instrument and measuring method for identifying properties of a specimen with matched dual source calibration
    Patent number: 5247187
    Abstract: A measuring instrument and a method of measuring including providing an illumination arrangement having a plurality of independent illumination sources, a specimen region for conducting a specimen illuminated by the illumination arrangement, a measuring arrangement detecting radiation influenced by the specimen in the specimen region, the illumination arrangement having a plurality of independent aluminum sources which are energized by separate leads and separate switch elements that are operable to selectively operate either individually or in common for a linearity check.
    Type: Grant
    Filed: September 18, 1992
    Date of Patent: September 21, 1993
    Assignee: AVL Gesellschaft fuer Verbrennungskraftmaschinen und Messtechnik mbH, Prof. Dr.Dr.h.c. Hans List
    Inventors: Martin Ponticelli, Karl Simbuerger